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update: sqlite 3.50.2.

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This commit is contained in:
Cory McWilliams
2025-06-29 17:20:50 -04:00
parent 052663efbe
commit 39e51f7790
4 changed files with 180 additions and 128 deletions
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15
deps/sqlite/shell.c vendored
View File

@@ -8027,13 +8027,14 @@ SQLITE_EXTENSION_INIT1
# include <dirent.h>
# include <utime.h>
# include <sys/time.h>
# define STRUCT_STAT struct stat
#else
# include "windows.h"
# include <io.h>
# include <direct.h>
/* # include "test_windirent.h" */
# define dirent DIRENT
# define stat _stat
# define STRUCT_STAT struct _stat
# define chmod(path,mode) fileio_chmod(path,mode)
# define mkdir(path,mode) fileio_mkdir(path)
#endif
@@ -8224,7 +8225,7 @@ LPWSTR utf8_to_utf16(const char *z){
*/
static void statTimesToUtc(
const char *zPath,
struct stat *pStatBuf
STRUCT_STAT *pStatBuf
){
HANDLE hFindFile;
WIN32_FIND_DATAW fd;
@@ -8252,7 +8253,7 @@ static void statTimesToUtc(
*/
static int fileStat(
const char *zPath,
struct stat *pStatBuf
STRUCT_STAT *pStatBuf
){
#if defined(_WIN32)
sqlite3_int64 sz = strlen(zPath);
@@ -8276,7 +8277,7 @@ static int fileStat(
*/
static int fileLinkStat(
const char *zPath,
struct stat *pStatBuf
STRUCT_STAT *pStatBuf
){
#if defined(_WIN32)
return fileStat(zPath, pStatBuf);
@@ -8309,7 +8310,7 @@ static int makeDirectory(
int i = 1;
while( rc==SQLITE_OK ){
struct stat sStat;
STRUCT_STAT sStat;
int rc2;
for(; zCopy[i]!='/' && i<nCopy; i++);
@@ -8359,7 +8360,7 @@ static int writeFile(
** be an error though - if there is already a directory at the same
** path and either the permissions already match or can be changed
** to do so using chmod(), it is not an error. */
struct stat sStat;
STRUCT_STAT sStat;
if( errno!=EEXIST
|| 0!=fileStat(zFile, &sStat)
|| !S_ISDIR(sStat.st_mode)
@@ -8561,7 +8562,7 @@ struct fsdir_cursor {
const char *zBase;
int nBase;
struct stat sStat; /* Current lstat() results */
STRUCT_STAT sStat; /* Current lstat() results */
char *zPath; /* Path to current entry */
sqlite3_int64 iRowid; /* Current rowid */
};

199
deps/sqlite/sqlite3.c vendored
View File

@@ -1,6 +1,6 @@
/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.50.1. By combining all the individual C code files into this
** version 3.50.2. By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit. This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately. Performance improvements
@@ -18,7 +18,7 @@
** separate file. This file contains only code for the core SQLite library.
**
** The content in this amalgamation comes from Fossil check-in
** b77dc5e0f596d2140d9ac682b2893ff65d3a with changes in files:
** 2af157d77fb1304a74176eaee7fbc7c7e932 with changes in files:
**
**
*/
@@ -465,9 +465,9 @@ extern "C" {
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION "3.50.1"
#define SQLITE_VERSION_NUMBER 3050001
#define SQLITE_SOURCE_ID "2025-06-06 14:52:32 b77dc5e0f596d2140d9ac682b2893ff65d3a4140aa86067a3efebe29dc914c95"
#define SQLITE_VERSION "3.50.2"
#define SQLITE_VERSION_NUMBER 3050002
#define SQLITE_SOURCE_ID "2025-06-28 14:00:48 2af157d77fb1304a74176eaee7fbc7c7e932d946bf25325e9c26c91db19e3079"
/*
** CAPI3REF: Run-Time Library Version Numbers
@@ -4398,7 +4398,7 @@ SQLITE_API sqlite3_file *sqlite3_database_file_object(const char*);
**
** The sqlite3_create_filename(D,J,W,N,P) allocates memory to hold a version of
** database filename D with corresponding journal file J and WAL file W and
** with N URI parameters key/values pairs in the array P. The result from
** an array P of N URI Key/Value pairs. The result from
** sqlite3_create_filename(D,J,W,N,P) is a pointer to a database filename that
** is safe to pass to routines like:
** <ul>
@@ -5079,7 +5079,7 @@ typedef struct sqlite3_context sqlite3_context;
** METHOD: sqlite3_stmt
**
** ^(In the SQL statement text input to [sqlite3_prepare_v2()] and its variants,
** literals may be replaced by a [parameter] that matches one of following
** literals may be replaced by a [parameter] that matches one of the following
** templates:
**
** <ul>
@@ -5124,7 +5124,7 @@ typedef struct sqlite3_context sqlite3_context;
**
** [[byte-order determination rules]] ^The byte-order of
** UTF16 input text is determined by the byte-order mark (BOM, U+FEFF)
** found in first character, which is removed, or in the absence of a BOM
** found in the first character, which is removed, or in the absence of a BOM
** the byte order is the native byte order of the host
** machine for sqlite3_bind_text16() or the byte order specified in
** the 6th parameter for sqlite3_bind_text64().)^
@@ -5144,7 +5144,7 @@ typedef struct sqlite3_context sqlite3_context;
** or sqlite3_bind_text16() or sqlite3_bind_text64() then
** that parameter must be the byte offset
** where the NUL terminator would occur assuming the string were NUL
** terminated. If any NUL characters occurs at byte offsets less than
** terminated. If any NUL characters occur at byte offsets less than
** the value of the fourth parameter then the resulting string value will
** contain embedded NULs. The result of expressions involving strings
** with embedded NULs is undefined.
@@ -5356,7 +5356,7 @@ SQLITE_API const void *sqlite3_column_name16(sqlite3_stmt*, int N);
** METHOD: sqlite3_stmt
**
** ^These routines provide a means to determine the database, table, and
** table column that is the origin of a particular result column in
** table column that is the origin of a particular result column in a
** [SELECT] statement.
** ^The name of the database or table or column can be returned as
** either a UTF-8 or UTF-16 string. ^The _database_ routines return
@@ -5925,8 +5925,8 @@ SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt);
**
** For best security, the [SQLITE_DIRECTONLY] flag is recommended for
** all application-defined SQL functions that do not need to be
** used inside of triggers, view, CHECK constraints, or other elements of
** the database schema. This flags is especially recommended for SQL
** used inside of triggers, views, CHECK constraints, or other elements of
** the database schema. This flag is especially recommended for SQL
** functions that have side effects or reveal internal application state.
** Without this flag, an attacker might be able to modify the schema of
** a database file to include invocations of the function with parameters
@@ -5957,7 +5957,7 @@ SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt);
** [user-defined window functions|available here].
**
** ^(If the final parameter to sqlite3_create_function_v2() or
** sqlite3_create_window_function() is not NULL, then it is destructor for
** sqlite3_create_window_function() is not NULL, then it is the destructor for
** the application data pointer. The destructor is invoked when the function
** is deleted, either by being overloaded or when the database connection
** closes.)^ ^The destructor is also invoked if the call to
@@ -6357,7 +6357,7 @@ SQLITE_API unsigned int sqlite3_value_subtype(sqlite3_value*);
** METHOD: sqlite3_value
**
** ^The sqlite3_value_dup(V) interface makes a copy of the [sqlite3_value]
** object D and returns a pointer to that copy. ^The [sqlite3_value] returned
** object V and returns a pointer to that copy. ^The [sqlite3_value] returned
** is a [protected sqlite3_value] object even if the input is not.
** ^The sqlite3_value_dup(V) interface returns NULL if V is NULL or if a
** memory allocation fails. ^If V is a [pointer value], then the result
@@ -6395,7 +6395,7 @@ SQLITE_API void sqlite3_value_free(sqlite3_value*);
** allocation error occurs.
**
** ^(The amount of space allocated by sqlite3_aggregate_context(C,N) is
** determined by the N parameter on first successful call. Changing the
** determined by the N parameter on the first successful call. Changing the
** value of N in any subsequent call to sqlite3_aggregate_context() within
** the same aggregate function instance will not resize the memory
** allocation.)^ Within the xFinal callback, it is customary to set
@@ -6557,7 +6557,7 @@ SQLITE_API void sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(voi
**
** Security Warning: These interfaces should not be exposed in scripting
** languages or in other circumstances where it might be possible for an
** an attacker to invoke them. Any agent that can invoke these interfaces
** attacker to invoke them. Any agent that can invoke these interfaces
** can probably also take control of the process.
**
** Database connection client data is only available for SQLite
@@ -6671,7 +6671,7 @@ typedef void (*sqlite3_destructor_type)(void*);
** pointed to by the 2nd parameter are taken as the application-defined
** function result. If the 3rd parameter is non-negative, then it
** must be the byte offset into the string where the NUL terminator would
** appear if the string where NUL terminated. If any NUL characters occur
** appear if the string were NUL terminated. If any NUL characters occur
** in the string at a byte offset that is less than the value of the 3rd
** parameter, then the resulting string will contain embedded NULs and the
** result of expressions operating on strings with embedded NULs is undefined.
@@ -6729,7 +6729,7 @@ typedef void (*sqlite3_destructor_type)(void*);
** string and preferably a string literal. The sqlite3_result_pointer()
** routine is part of the [pointer passing interface] added for SQLite 3.20.0.
**
** If these routines are called from within the different thread
** If these routines are called from within a different thread
** than the one containing the application-defined function that received
** the [sqlite3_context] pointer, the results are undefined.
*/
@@ -7135,7 +7135,7 @@ SQLITE_API sqlite3 *sqlite3_db_handle(sqlite3_stmt*);
** METHOD: sqlite3
**
** ^The sqlite3_db_name(D,N) interface returns a pointer to the schema name
** for the N-th database on database connection D, or a NULL pointer of N is
** for the N-th database on database connection D, or a NULL pointer if N is
** out of range. An N value of 0 means the main database file. An N of 1 is
** the "temp" schema. Larger values of N correspond to various ATTACH-ed
** databases.
@@ -7230,7 +7230,7 @@ SQLITE_API int sqlite3_txn_state(sqlite3*,const char *zSchema);
** <dd>The SQLITE_TXN_READ state means that the database is currently
** in a read transaction. Content has been read from the database file
** but nothing in the database file has changed. The transaction state
** will advanced to SQLITE_TXN_WRITE if any changes occur and there are
** will be advanced to SQLITE_TXN_WRITE if any changes occur and there are
** no other conflicting concurrent write transactions. The transaction
** state will revert to SQLITE_TXN_NONE following a [ROLLBACK] or
** [COMMIT].</dd>
@@ -7239,7 +7239,7 @@ SQLITE_API int sqlite3_txn_state(sqlite3*,const char *zSchema);
** <dd>The SQLITE_TXN_WRITE state means that the database is currently
** in a write transaction. Content has been written to the database file
** but has not yet committed. The transaction state will change to
** to SQLITE_TXN_NONE at the next [ROLLBACK] or [COMMIT].</dd>
** SQLITE_TXN_NONE at the next [ROLLBACK] or [COMMIT].</dd>
*/
#define SQLITE_TXN_NONE 0
#define SQLITE_TXN_READ 1
@@ -7520,7 +7520,7 @@ SQLITE_API int sqlite3_db_release_memory(sqlite3*);
** CAPI3REF: Impose A Limit On Heap Size
**
** These interfaces impose limits on the amount of heap memory that will be
** by all database connections within a single process.
** used by all database connections within a single process.
**
** ^The sqlite3_soft_heap_limit64() interface sets and/or queries the
** soft limit on the amount of heap memory that may be allocated by SQLite.
@@ -7578,7 +7578,7 @@ SQLITE_API int sqlite3_db_release_memory(sqlite3*);
** </ul>)^
**
** The circumstances under which SQLite will enforce the heap limits may
** changes in future releases of SQLite.
** change in future releases of SQLite.
*/
SQLITE_API sqlite3_int64 sqlite3_soft_heap_limit64(sqlite3_int64 N);
SQLITE_API sqlite3_int64 sqlite3_hard_heap_limit64(sqlite3_int64 N);
@@ -7693,8 +7693,8 @@ SQLITE_API int sqlite3_table_column_metadata(
** ^The entry point is zProc.
** ^(zProc may be 0, in which case SQLite will try to come up with an
** entry point name on its own. It first tries "sqlite3_extension_init".
** If that does not work, it constructs a name "sqlite3_X_init" where the
** X is consists of the lower-case equivalent of all ASCII alphabetic
** If that does not work, it constructs a name "sqlite3_X_init" where
** X consists of the lower-case equivalent of all ASCII alphabetic
** characters in the filename from the last "/" to the first following
** "." and omitting any initial "lib".)^
** ^The sqlite3_load_extension() interface returns
@@ -7765,7 +7765,7 @@ SQLITE_API int sqlite3_enable_load_extension(sqlite3 *db, int onoff);
** ^(Even though the function prototype shows that xEntryPoint() takes
** no arguments and returns void, SQLite invokes xEntryPoint() with three
** arguments and expects an integer result as if the signature of the
** entry point where as follows:
** entry point were as follows:
**
** <blockquote><pre>
** &nbsp; int xEntryPoint(
@@ -7929,7 +7929,7 @@ struct sqlite3_module {
** virtual table and might not be checked again by the byte code.)^ ^(The
** aConstraintUsage[].omit flag is an optimization hint. When the omit flag
** is left in its default setting of false, the constraint will always be
** checked separately in byte code. If the omit flag is change to true, then
** checked separately in byte code. If the omit flag is changed to true, then
** the constraint may or may not be checked in byte code. In other words,
** when the omit flag is true there is no guarantee that the constraint will
** not be checked again using byte code.)^
@@ -7955,7 +7955,7 @@ struct sqlite3_module {
** The xBestIndex method may optionally populate the idxFlags field with a
** mask of SQLITE_INDEX_SCAN_* flags. One such flag is
** [SQLITE_INDEX_SCAN_HEX], which if set causes the [EXPLAIN QUERY PLAN]
** output to show the idxNum has hex instead of as decimal. Another flag is
** output to show the idxNum as hex instead of as decimal. Another flag is
** SQLITE_INDEX_SCAN_UNIQUE, which if set indicates that the query plan will
** return at most one row.
**
@@ -8096,7 +8096,7 @@ struct sqlite3_index_info {
** the implementation of the [virtual table module]. ^The fourth
** parameter is an arbitrary client data pointer that is passed through
** into the [xCreate] and [xConnect] methods of the virtual table module
** when a new virtual table is be being created or reinitialized.
** when a new virtual table is being created or reinitialized.
**
** ^The sqlite3_create_module_v2() interface has a fifth parameter which
** is a pointer to a destructor for the pClientData. ^SQLite will
@@ -8261,7 +8261,7 @@ typedef struct sqlite3_blob sqlite3_blob;
** in *ppBlob. Otherwise an [error code] is returned and, unless the error
** code is SQLITE_MISUSE, *ppBlob is set to NULL.)^ ^This means that, provided
** the API is not misused, it is always safe to call [sqlite3_blob_close()]
** on *ppBlob after this function it returns.
** on *ppBlob after this function returns.
**
** This function fails with SQLITE_ERROR if any of the following are true:
** <ul>
@@ -8381,7 +8381,7 @@ SQLITE_API int sqlite3_blob_close(sqlite3_blob *);
**
** ^Returns the size in bytes of the BLOB accessible via the
** successfully opened [BLOB handle] in its only argument. ^The
** incremental blob I/O routines can only read or overwriting existing
** incremental blob I/O routines can only read or overwrite existing
** blob content; they cannot change the size of a blob.
**
** This routine only works on a [BLOB handle] which has been created
@@ -8531,7 +8531,7 @@ SQLITE_API int sqlite3_vfs_unregister(sqlite3_vfs*);
** ^The sqlite3_mutex_alloc() routine allocates a new
** mutex and returns a pointer to it. ^The sqlite3_mutex_alloc()
** routine returns NULL if it is unable to allocate the requested
** mutex. The argument to sqlite3_mutex_alloc() must one of these
** mutex. The argument to sqlite3_mutex_alloc() must be one of these
** integer constants:
**
** <ul>
@@ -8764,7 +8764,7 @@ SQLITE_API int sqlite3_mutex_notheld(sqlite3_mutex*);
** CAPI3REF: Retrieve the mutex for a database connection
** METHOD: sqlite3
**
** ^This interface returns a pointer the [sqlite3_mutex] object that
** ^This interface returns a pointer to the [sqlite3_mutex] object that
** serializes access to the [database connection] given in the argument
** when the [threading mode] is Serialized.
** ^If the [threading mode] is Single-thread or Multi-thread then this
@@ -8887,7 +8887,7 @@ SQLITE_API int sqlite3_test_control(int op, ...);
** CAPI3REF: SQL Keyword Checking
**
** These routines provide access to the set of SQL language keywords
** recognized by SQLite. Applications can uses these routines to determine
** recognized by SQLite. Applications can use these routines to determine
** whether or not a specific identifier needs to be escaped (for example,
** by enclosing in double-quotes) so as not to confuse the parser.
**
@@ -9055,7 +9055,7 @@ SQLITE_API void sqlite3_str_reset(sqlite3_str*);
** content of the dynamic string under construction in X. The value
** returned by [sqlite3_str_value(X)] is managed by the sqlite3_str object X
** and might be freed or altered by any subsequent method on the same
** [sqlite3_str] object. Applications must not used the pointer returned
** [sqlite3_str] object. Applications must not use the pointer returned by
** [sqlite3_str_value(X)] after any subsequent method call on the same
** object. ^Applications may change the content of the string returned
** by [sqlite3_str_value(X)] as long as they do not write into any bytes
@@ -9141,7 +9141,7 @@ SQLITE_API int sqlite3_status64(
** allocation which could not be satisfied by the [SQLITE_CONFIG_PAGECACHE]
** buffer and where forced to overflow to [sqlite3_malloc()]. The
** returned value includes allocations that overflowed because they
** where too large (they were larger than the "sz" parameter to
** were too large (they were larger than the "sz" parameter to
** [SQLITE_CONFIG_PAGECACHE]) and allocations that overflowed because
** no space was left in the page cache.</dd>)^
**
@@ -9225,28 +9225,29 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** [[SQLITE_DBSTATUS_LOOKASIDE_HIT]] ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_HIT</dt>
** <dd>This parameter returns the number of malloc attempts that were
** satisfied using lookaside memory. Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE]]
** ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE</dt>
** <dd>This parameter returns the number malloc attempts that might have
** <dd>This parameter returns the number of malloc attempts that might have
** been satisfied using lookaside memory but failed due to the amount of
** memory requested being larger than the lookaside slot size.
** Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL]]
** ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL</dt>
** <dd>This parameter returns the number malloc attempts that might have
** <dd>This parameter returns the number of malloc attempts that might have
** been satisfied using lookaside memory but failed due to all lookaside
** memory already being in use.
** Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_CACHE_USED]] ^(<dt>SQLITE_DBSTATUS_CACHE_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
** memory used by all pager caches associated with the database connection.)^
** ^The highwater mark associated with SQLITE_DBSTATUS_CACHE_USED is always 0.
** </dd>
**
** [[SQLITE_DBSTATUS_CACHE_USED_SHARED]]
** ^(<dt>SQLITE_DBSTATUS_CACHE_USED_SHARED</dt>
@@ -9255,10 +9256,10 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** memory used by that pager cache is divided evenly between the attached
** connections.)^ In other words, if none of the pager caches associated
** with the database connection are shared, this request returns the same
** value as DBSTATUS_CACHE_USED. Or, if one or more or the pager caches are
** value as DBSTATUS_CACHE_USED. Or, if one or more of the pager caches are
** shared, the value returned by this call will be smaller than that returned
** by DBSTATUS_CACHE_USED. ^The highwater mark associated with
** SQLITE_DBSTATUS_CACHE_USED_SHARED is always 0.
** SQLITE_DBSTATUS_CACHE_USED_SHARED is always 0.</dd>
**
** [[SQLITE_DBSTATUS_SCHEMA_USED]] ^(<dt>SQLITE_DBSTATUS_SCHEMA_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
@@ -9268,6 +9269,7 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** schema memory is shared with other database connections due to
** [shared cache mode] being enabled.
** ^The highwater mark associated with SQLITE_DBSTATUS_SCHEMA_USED is always 0.
** </dd>
**
** [[SQLITE_DBSTATUS_STMT_USED]] ^(<dt>SQLITE_DBSTATUS_STMT_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
@@ -9304,7 +9306,7 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** been written to disk in the middle of a transaction due to the page
** cache overflowing. Transactions are more efficient if they are written
** to disk all at once. When pages spill mid-transaction, that introduces
** additional overhead. This parameter can be used help identify
** additional overhead. This parameter can be used to help identify
** inefficiencies that can be resolved by increasing the cache size.
** </dd>
**
@@ -9784,7 +9786,7 @@ typedef struct sqlite3_backup sqlite3_backup;
** external process or via a database connection other than the one being
** used by the backup operation, then the backup will be automatically
** restarted by the next call to sqlite3_backup_step(). ^If the source
** database is modified by the using the same database connection as is used
** database is modified by using the same database connection as is used
** by the backup operation, then the backup database is automatically
** updated at the same time.
**
@@ -9801,7 +9803,7 @@ typedef struct sqlite3_backup sqlite3_backup;
** and may not be used following a call to sqlite3_backup_finish().
**
** ^The value returned by sqlite3_backup_finish is [SQLITE_OK] if no
** sqlite3_backup_step() errors occurred, regardless or whether or not
** sqlite3_backup_step() errors occurred, regardless of whether or not
** sqlite3_backup_step() completed.
** ^If an out-of-memory condition or IO error occurred during any prior
** sqlite3_backup_step() call on the same [sqlite3_backup] object, then
@@ -10871,7 +10873,7 @@ SQLITE_API void sqlite3_stmt_scanstatus_reset(sqlite3_stmt*);
** METHOD: sqlite3
**
** ^If a write-transaction is open on [database connection] D when the
** [sqlite3_db_cacheflush(D)] interface invoked, any dirty
** [sqlite3_db_cacheflush(D)] interface is invoked, any dirty
** pages in the pager-cache that are not currently in use are written out
** to disk. A dirty page may be in use if a database cursor created by an
** active SQL statement is reading from it, or if it is page 1 of a database
@@ -15442,8 +15444,8 @@ typedef INT16_TYPE LogEst;
** assuming n is a signed integer type. UMXV(n) is similar for unsigned
** integer types.
*/
#define SMXV(n) ((((i64)1)<<(sizeof(n)-1))-1)
#define UMXV(n) ((((i64)1)<<(sizeof(n)))-1)
#define SMXV(n) ((((i64)1)<<(sizeof(n)*8-1))-1)
#define UMXV(n) ((((i64)1)<<(sizeof(n)*8))-1)
/*
** Round up a number to the next larger multiple of 8. This is used
@@ -19254,7 +19256,7 @@ struct AggInfo {
** from source tables rather than from accumulators */
u8 useSortingIdx; /* In direct mode, reference the sorting index rather
** than the source table */
u16 nSortingColumn; /* Number of columns in the sorting index */
u32 nSortingColumn; /* Number of columns in the sorting index */
int sortingIdx; /* Cursor number of the sorting index */
int sortingIdxPTab; /* Cursor number of pseudo-table */
int iFirstReg; /* First register in range for aCol[] and aFunc[] */
@@ -19263,8 +19265,8 @@ struct AggInfo {
Table *pTab; /* Source table */
Expr *pCExpr; /* The original expression */
int iTable; /* Cursor number of the source table */
i16 iColumn; /* Column number within the source table */
i16 iSorterColumn; /* Column number in the sorting index */
int iColumn; /* Column number within the source table */
int iSorterColumn; /* Column number in the sorting index */
} *aCol;
int nColumn; /* Number of used entries in aCol[] */
int nAccumulator; /* Number of columns that show through to the output.
@@ -54966,7 +54968,9 @@ bitvec_set_rehash:
}else{
memcpy(aiValues, p->u.aHash, sizeof(p->u.aHash));
memset(p->u.apSub, 0, sizeof(p->u.apSub));
p->iDivisor = (p->iSize + BITVEC_NPTR - 1)/BITVEC_NPTR;
p->iDivisor = p->iSize/BITVEC_NPTR;
if( (p->iSize%BITVEC_NPTR)!=0 ) p->iDivisor++;
if( p->iDivisor<BITVEC_NBIT ) p->iDivisor = BITVEC_NBIT;
rc = sqlite3BitvecSet(p, i);
for(j=0; j<BITVEC_NINT; j++){
if( aiValues[j] ) rc |= sqlite3BitvecSet(p, aiValues[j]);
@@ -69654,6 +69658,7 @@ SQLITE_PRIVATE int sqlite3WalUndo(Wal *pWal, int (*xUndo)(void *, Pgno), void *p
if( iMax!=pWal->hdr.mxFrame ) walCleanupHash(pWal);
}
SEH_EXCEPT( rc = SQLITE_IOERR_IN_PAGE; )
pWal->iReCksum = 0;
}
return rc;
}
@@ -69701,6 +69706,9 @@ SQLITE_PRIVATE int sqlite3WalSavepointUndo(Wal *pWal, u32 *aWalData){
walCleanupHash(pWal);
}
SEH_EXCEPT( rc = SQLITE_IOERR_IN_PAGE; )
if( pWal->iReCksum>pWal->hdr.mxFrame ){
pWal->iReCksum = 0;
}
}
return rc;
@@ -117346,7 +117354,9 @@ static void findOrCreateAggInfoColumn(
){
struct AggInfo_col *pCol;
int k;
int mxTerm = pParse->db->aLimit[SQLITE_LIMIT_COLUMN];
assert( mxTerm <= SMXV(i16) );
assert( pAggInfo->iFirstReg==0 );
pCol = pAggInfo->aCol;
for(k=0; k<pAggInfo->nColumn; k++, pCol++){
@@ -117364,6 +117374,10 @@ static void findOrCreateAggInfoColumn(
assert( pParse->db->mallocFailed );
return;
}
if( k>mxTerm ){
sqlite3ErrorMsg(pParse, "more than %d aggregate terms", mxTerm);
k = mxTerm;
}
pCol = &pAggInfo->aCol[k];
assert( ExprUseYTab(pExpr) );
pCol->pTab = pExpr->y.pTab;
@@ -117397,6 +117411,7 @@ fix_up_expr:
if( pExpr->op==TK_COLUMN ){
pExpr->op = TK_AGG_COLUMN;
}
assert( k <= SMXV(pExpr->iAgg) );
pExpr->iAgg = (i16)k;
}
@@ -117481,13 +117496,19 @@ static int analyzeAggregate(Walker *pWalker, Expr *pExpr){
** function that is already in the pAggInfo structure
*/
struct AggInfo_func *pItem = pAggInfo->aFunc;
int mxTerm = pParse->db->aLimit[SQLITE_LIMIT_COLUMN];
assert( mxTerm <= SMXV(i16) );
for(i=0; i<pAggInfo->nFunc; i++, pItem++){
if( NEVER(pItem->pFExpr==pExpr) ) break;
if( sqlite3ExprCompare(0, pItem->pFExpr, pExpr, -1)==0 ){
break;
}
}
if( i>=pAggInfo->nFunc ){
if( i>mxTerm ){
sqlite3ErrorMsg(pParse, "more than %d aggregate terms", mxTerm);
i = mxTerm;
assert( i<pAggInfo->nFunc );
}else if( i>=pAggInfo->nFunc ){
/* pExpr is original. Make a new entry in pAggInfo->aFunc[]
*/
u8 enc = ENC(pParse->db);
@@ -117541,6 +117562,7 @@ static int analyzeAggregate(Walker *pWalker, Expr *pExpr){
*/
assert( !ExprHasProperty(pExpr, EP_TokenOnly|EP_Reduced) );
ExprSetVVAProperty(pExpr, EP_NoReduce);
assert( i <= SMXV(pExpr->iAgg) );
pExpr->iAgg = (i16)i;
pExpr->pAggInfo = pAggInfo;
return WRC_Prune;
@@ -131999,7 +132021,7 @@ static void concatFuncCore(
int nSep,
const char *zSep
){
i64 j, k, n = 0;
i64 j, n = 0;
int i;
char *z;
for(i=0; i<argc; i++){
@@ -132013,8 +132035,8 @@ static void concatFuncCore(
}
j = 0;
for(i=0; i<argc; i++){
k = sqlite3_value_bytes(argv[i]);
if( k>0 ){
if( sqlite3_value_type(argv[i])!=SQLITE_NULL ){
int k = sqlite3_value_bytes(argv[i]);
const char *v = (const char*)sqlite3_value_text(argv[i]);
if( v!=0 ){
if( j>0 && nSep>0 ){
@@ -163433,30 +163455,42 @@ static void exprAnalyzeOrTerm(
** 1. The SQLITE_Transitive optimization must be enabled
** 2. Must be either an == or an IS operator
** 3. Not originating in the ON clause of an OUTER JOIN
** 4. The affinities of A and B must be compatible
** 5a. Both operands use the same collating sequence OR
** 5b. The overall collating sequence is BINARY
** 4. The operator is not IS or else the query does not contain RIGHT JOIN
** 5. The affinities of A and B must be compatible
** 6a. Both operands use the same collating sequence OR
** 6b. The overall collating sequence is BINARY
** If this routine returns TRUE, that means that the RHS can be substituted
** for the LHS anyplace else in the WHERE clause where the LHS column occurs.
** This is an optimization. No harm comes from returning 0. But if 1 is
** returned when it should not be, then incorrect answers might result.
*/
static int termIsEquivalence(Parse *pParse, Expr *pExpr){
static int termIsEquivalence(Parse *pParse, Expr *pExpr, SrcList *pSrc){
char aff1, aff2;
CollSeq *pColl;
if( !OptimizationEnabled(pParse->db, SQLITE_Transitive) ) return 0;
if( pExpr->op!=TK_EQ && pExpr->op!=TK_IS ) return 0;
if( ExprHasProperty(pExpr, EP_OuterON) ) return 0;
if( !OptimizationEnabled(pParse->db, SQLITE_Transitive) ) return 0; /* (1) */
if( pExpr->op!=TK_EQ && pExpr->op!=TK_IS ) return 0; /* (2) */
if( ExprHasProperty(pExpr, EP_OuterON) ) return 0; /* (3) */
assert( pSrc!=0 );
if( pExpr->op==TK_IS
&& pSrc->nSrc
&& (pSrc->a[0].fg.jointype & JT_LTORJ)!=0
){
return 0; /* (4) */
}
aff1 = sqlite3ExprAffinity(pExpr->pLeft);
aff2 = sqlite3ExprAffinity(pExpr->pRight);
if( aff1!=aff2
&& (!sqlite3IsNumericAffinity(aff1) || !sqlite3IsNumericAffinity(aff2))
){
return 0;
return 0; /* (5) */
}
pColl = sqlite3ExprCompareCollSeq(pParse, pExpr);
if( sqlite3IsBinary(pColl) ) return 1;
return sqlite3ExprCollSeqMatch(pParse, pExpr->pLeft, pExpr->pRight);
if( !sqlite3IsBinary(pColl)
&& !sqlite3ExprCollSeqMatch(pParse, pExpr->pLeft, pExpr->pRight)
){
return 0; /* (6) */
}
return 1;
}
/*
@@ -163721,8 +163755,8 @@ static void exprAnalyze(
if( op==TK_IS ) pNew->wtFlags |= TERM_IS;
pTerm = &pWC->a[idxTerm];
pTerm->wtFlags |= TERM_COPIED;
if( termIsEquivalence(pParse, pDup) ){
assert( pWInfo->pTabList!=0 );
if( termIsEquivalence(pParse, pDup, pWInfo->pTabList) ){
pTerm->eOperator |= WO_EQUIV;
eExtraOp = WO_EQUIV;
}
@@ -184424,6 +184458,7 @@ SQLITE_API int sqlite3_setlk_timeout(sqlite3 *db, int ms, int flags){
#endif
if( ms<-1 ) return SQLITE_RANGE;
#ifdef SQLITE_ENABLE_SETLK_TIMEOUT
sqlite3_mutex_enter(db->mutex);
db->setlkTimeout = ms;
db->setlkFlags = flags;
sqlite3BtreeEnterAll(db);
@@ -184435,6 +184470,7 @@ SQLITE_API int sqlite3_setlk_timeout(sqlite3 *db, int ms, int flags){
}
}
sqlite3BtreeLeaveAll(db);
sqlite3_mutex_leave(db->mutex);
#endif
#if !defined(SQLITE_ENABLE_API_ARMOR) && !defined(SQLITE_ENABLE_SETLK_TIMEOUT)
UNUSED_PARAMETER(db);
@@ -257230,7 +257266,7 @@ static void fts5SourceIdFunc(
){
assert( nArg==0 );
UNUSED_PARAM2(nArg, apUnused);
sqlite3_result_text(pCtx, "fts5: 2025-06-06 14:52:32 b77dc5e0f596d2140d9ac682b2893ff65d3a4140aa86067a3efebe29dc914c95", -1, SQLITE_TRANSIENT);
sqlite3_result_text(pCtx, "fts5: 2025-06-28 14:00:48 2af157d77fb1304a74176eaee7fbc7c7e932d946bf25325e9c26c91db19e3079", -1, SQLITE_TRANSIENT);
}
/*
@@ -258045,6 +258081,7 @@ static int fts5StorageDeleteFromIndex(
for(iCol=1; rc==SQLITE_OK && iCol<=pConfig->nCol; iCol++){
if( pConfig->abUnindexed[iCol-1]==0 ){
sqlite3_value *pVal = 0;
sqlite3_value *pFree = 0;
const char *pText = 0;
int nText = 0;
const char *pLoc = 0;
@@ -258061,11 +258098,22 @@ static int fts5StorageDeleteFromIndex(
if( pConfig->bLocale && sqlite3Fts5IsLocaleValue(pConfig, pVal) ){
rc = sqlite3Fts5DecodeLocaleValue(pVal, &pText, &nText, &pLoc, &nLoc);
}else{
pText = (const char*)sqlite3_value_text(pVal);
nText = sqlite3_value_bytes(pVal);
if( pConfig->bLocale && pSeek ){
pLoc = (const char*)sqlite3_column_text(pSeek, iCol + pConfig->nCol);
nLoc = sqlite3_column_bytes(pSeek, iCol + pConfig->nCol);
if( sqlite3_value_type(pVal)!=SQLITE_TEXT ){
/* Make a copy of the value to work with. This is because the call
** to sqlite3_value_text() below forces the type of the value to
** SQLITE_TEXT, and we may need to use it again later. */
pFree = pVal = sqlite3_value_dup(pVal);
if( pVal==0 ){
rc = SQLITE_NOMEM;
}
}
if( rc==SQLITE_OK ){
pText = (const char*)sqlite3_value_text(pVal);
nText = sqlite3_value_bytes(pVal);
if( pConfig->bLocale && pSeek ){
pLoc = (const char*)sqlite3_column_text(pSeek, iCol+pConfig->nCol);
nLoc = sqlite3_column_bytes(pSeek, iCol + pConfig->nCol);
}
}
}
@@ -258081,6 +258129,7 @@ static int fts5StorageDeleteFromIndex(
}
sqlite3Fts5ClearLocale(pConfig);
}
sqlite3_value_free(pFree);
}
}
if( rc==SQLITE_OK && p->nTotalRow<1 ){

92
deps/sqlite/sqlite3.h vendored
View File

@@ -146,9 +146,9 @@ extern "C" {
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION "3.50.1"
#define SQLITE_VERSION_NUMBER 3050001
#define SQLITE_SOURCE_ID "2025-06-06 14:52:32 b77dc5e0f596d2140d9ac682b2893ff65d3a4140aa86067a3efebe29dc914c95"
#define SQLITE_VERSION "3.50.2"
#define SQLITE_VERSION_NUMBER 3050002
#define SQLITE_SOURCE_ID "2025-06-28 14:00:48 2af157d77fb1304a74176eaee7fbc7c7e932d946bf25325e9c26c91db19e3079"
/*
** CAPI3REF: Run-Time Library Version Numbers
@@ -4079,7 +4079,7 @@ SQLITE_API sqlite3_file *sqlite3_database_file_object(const char*);
**
** The sqlite3_create_filename(D,J,W,N,P) allocates memory to hold a version of
** database filename D with corresponding journal file J and WAL file W and
** with N URI parameters key/values pairs in the array P. The result from
** an array P of N URI Key/Value pairs. The result from
** sqlite3_create_filename(D,J,W,N,P) is a pointer to a database filename that
** is safe to pass to routines like:
** <ul>
@@ -4760,7 +4760,7 @@ typedef struct sqlite3_context sqlite3_context;
** METHOD: sqlite3_stmt
**
** ^(In the SQL statement text input to [sqlite3_prepare_v2()] and its variants,
** literals may be replaced by a [parameter] that matches one of following
** literals may be replaced by a [parameter] that matches one of the following
** templates:
**
** <ul>
@@ -4805,7 +4805,7 @@ typedef struct sqlite3_context sqlite3_context;
**
** [[byte-order determination rules]] ^The byte-order of
** UTF16 input text is determined by the byte-order mark (BOM, U+FEFF)
** found in first character, which is removed, or in the absence of a BOM
** found in the first character, which is removed, or in the absence of a BOM
** the byte order is the native byte order of the host
** machine for sqlite3_bind_text16() or the byte order specified in
** the 6th parameter for sqlite3_bind_text64().)^
@@ -4825,7 +4825,7 @@ typedef struct sqlite3_context sqlite3_context;
** or sqlite3_bind_text16() or sqlite3_bind_text64() then
** that parameter must be the byte offset
** where the NUL terminator would occur assuming the string were NUL
** terminated. If any NUL characters occurs at byte offsets less than
** terminated. If any NUL characters occur at byte offsets less than
** the value of the fourth parameter then the resulting string value will
** contain embedded NULs. The result of expressions involving strings
** with embedded NULs is undefined.
@@ -5037,7 +5037,7 @@ SQLITE_API const void *sqlite3_column_name16(sqlite3_stmt*, int N);
** METHOD: sqlite3_stmt
**
** ^These routines provide a means to determine the database, table, and
** table column that is the origin of a particular result column in
** table column that is the origin of a particular result column in a
** [SELECT] statement.
** ^The name of the database or table or column can be returned as
** either a UTF-8 or UTF-16 string. ^The _database_ routines return
@@ -5606,8 +5606,8 @@ SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt);
**
** For best security, the [SQLITE_DIRECTONLY] flag is recommended for
** all application-defined SQL functions that do not need to be
** used inside of triggers, view, CHECK constraints, or other elements of
** the database schema. This flags is especially recommended for SQL
** used inside of triggers, views, CHECK constraints, or other elements of
** the database schema. This flag is especially recommended for SQL
** functions that have side effects or reveal internal application state.
** Without this flag, an attacker might be able to modify the schema of
** a database file to include invocations of the function with parameters
@@ -5638,7 +5638,7 @@ SQLITE_API int sqlite3_reset(sqlite3_stmt *pStmt);
** [user-defined window functions|available here].
**
** ^(If the final parameter to sqlite3_create_function_v2() or
** sqlite3_create_window_function() is not NULL, then it is destructor for
** sqlite3_create_window_function() is not NULL, then it is the destructor for
** the application data pointer. The destructor is invoked when the function
** is deleted, either by being overloaded or when the database connection
** closes.)^ ^The destructor is also invoked if the call to
@@ -6038,7 +6038,7 @@ SQLITE_API unsigned int sqlite3_value_subtype(sqlite3_value*);
** METHOD: sqlite3_value
**
** ^The sqlite3_value_dup(V) interface makes a copy of the [sqlite3_value]
** object D and returns a pointer to that copy. ^The [sqlite3_value] returned
** object V and returns a pointer to that copy. ^The [sqlite3_value] returned
** is a [protected sqlite3_value] object even if the input is not.
** ^The sqlite3_value_dup(V) interface returns NULL if V is NULL or if a
** memory allocation fails. ^If V is a [pointer value], then the result
@@ -6076,7 +6076,7 @@ SQLITE_API void sqlite3_value_free(sqlite3_value*);
** allocation error occurs.
**
** ^(The amount of space allocated by sqlite3_aggregate_context(C,N) is
** determined by the N parameter on first successful call. Changing the
** determined by the N parameter on the first successful call. Changing the
** value of N in any subsequent call to sqlite3_aggregate_context() within
** the same aggregate function instance will not resize the memory
** allocation.)^ Within the xFinal callback, it is customary to set
@@ -6238,7 +6238,7 @@ SQLITE_API void sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(voi
**
** Security Warning: These interfaces should not be exposed in scripting
** languages or in other circumstances where it might be possible for an
** an attacker to invoke them. Any agent that can invoke these interfaces
** attacker to invoke them. Any agent that can invoke these interfaces
** can probably also take control of the process.
**
** Database connection client data is only available for SQLite
@@ -6352,7 +6352,7 @@ typedef void (*sqlite3_destructor_type)(void*);
** pointed to by the 2nd parameter are taken as the application-defined
** function result. If the 3rd parameter is non-negative, then it
** must be the byte offset into the string where the NUL terminator would
** appear if the string where NUL terminated. If any NUL characters occur
** appear if the string were NUL terminated. If any NUL characters occur
** in the string at a byte offset that is less than the value of the 3rd
** parameter, then the resulting string will contain embedded NULs and the
** result of expressions operating on strings with embedded NULs is undefined.
@@ -6410,7 +6410,7 @@ typedef void (*sqlite3_destructor_type)(void*);
** string and preferably a string literal. The sqlite3_result_pointer()
** routine is part of the [pointer passing interface] added for SQLite 3.20.0.
**
** If these routines are called from within the different thread
** If these routines are called from within a different thread
** than the one containing the application-defined function that received
** the [sqlite3_context] pointer, the results are undefined.
*/
@@ -6816,7 +6816,7 @@ SQLITE_API sqlite3 *sqlite3_db_handle(sqlite3_stmt*);
** METHOD: sqlite3
**
** ^The sqlite3_db_name(D,N) interface returns a pointer to the schema name
** for the N-th database on database connection D, or a NULL pointer of N is
** for the N-th database on database connection D, or a NULL pointer if N is
** out of range. An N value of 0 means the main database file. An N of 1 is
** the "temp" schema. Larger values of N correspond to various ATTACH-ed
** databases.
@@ -6911,7 +6911,7 @@ SQLITE_API int sqlite3_txn_state(sqlite3*,const char *zSchema);
** <dd>The SQLITE_TXN_READ state means that the database is currently
** in a read transaction. Content has been read from the database file
** but nothing in the database file has changed. The transaction state
** will advanced to SQLITE_TXN_WRITE if any changes occur and there are
** will be advanced to SQLITE_TXN_WRITE if any changes occur and there are
** no other conflicting concurrent write transactions. The transaction
** state will revert to SQLITE_TXN_NONE following a [ROLLBACK] or
** [COMMIT].</dd>
@@ -6920,7 +6920,7 @@ SQLITE_API int sqlite3_txn_state(sqlite3*,const char *zSchema);
** <dd>The SQLITE_TXN_WRITE state means that the database is currently
** in a write transaction. Content has been written to the database file
** but has not yet committed. The transaction state will change to
** to SQLITE_TXN_NONE at the next [ROLLBACK] or [COMMIT].</dd>
** SQLITE_TXN_NONE at the next [ROLLBACK] or [COMMIT].</dd>
*/
#define SQLITE_TXN_NONE 0
#define SQLITE_TXN_READ 1
@@ -7201,7 +7201,7 @@ SQLITE_API int sqlite3_db_release_memory(sqlite3*);
** CAPI3REF: Impose A Limit On Heap Size
**
** These interfaces impose limits on the amount of heap memory that will be
** by all database connections within a single process.
** used by all database connections within a single process.
**
** ^The sqlite3_soft_heap_limit64() interface sets and/or queries the
** soft limit on the amount of heap memory that may be allocated by SQLite.
@@ -7259,7 +7259,7 @@ SQLITE_API int sqlite3_db_release_memory(sqlite3*);
** </ul>)^
**
** The circumstances under which SQLite will enforce the heap limits may
** changes in future releases of SQLite.
** change in future releases of SQLite.
*/
SQLITE_API sqlite3_int64 sqlite3_soft_heap_limit64(sqlite3_int64 N);
SQLITE_API sqlite3_int64 sqlite3_hard_heap_limit64(sqlite3_int64 N);
@@ -7374,8 +7374,8 @@ SQLITE_API int sqlite3_table_column_metadata(
** ^The entry point is zProc.
** ^(zProc may be 0, in which case SQLite will try to come up with an
** entry point name on its own. It first tries "sqlite3_extension_init".
** If that does not work, it constructs a name "sqlite3_X_init" where the
** X is consists of the lower-case equivalent of all ASCII alphabetic
** If that does not work, it constructs a name "sqlite3_X_init" where
** X consists of the lower-case equivalent of all ASCII alphabetic
** characters in the filename from the last "/" to the first following
** "." and omitting any initial "lib".)^
** ^The sqlite3_load_extension() interface returns
@@ -7446,7 +7446,7 @@ SQLITE_API int sqlite3_enable_load_extension(sqlite3 *db, int onoff);
** ^(Even though the function prototype shows that xEntryPoint() takes
** no arguments and returns void, SQLite invokes xEntryPoint() with three
** arguments and expects an integer result as if the signature of the
** entry point where as follows:
** entry point were as follows:
**
** <blockquote><pre>
** &nbsp; int xEntryPoint(
@@ -7610,7 +7610,7 @@ struct sqlite3_module {
** virtual table and might not be checked again by the byte code.)^ ^(The
** aConstraintUsage[].omit flag is an optimization hint. When the omit flag
** is left in its default setting of false, the constraint will always be
** checked separately in byte code. If the omit flag is change to true, then
** checked separately in byte code. If the omit flag is changed to true, then
** the constraint may or may not be checked in byte code. In other words,
** when the omit flag is true there is no guarantee that the constraint will
** not be checked again using byte code.)^
@@ -7636,7 +7636,7 @@ struct sqlite3_module {
** The xBestIndex method may optionally populate the idxFlags field with a
** mask of SQLITE_INDEX_SCAN_* flags. One such flag is
** [SQLITE_INDEX_SCAN_HEX], which if set causes the [EXPLAIN QUERY PLAN]
** output to show the idxNum has hex instead of as decimal. Another flag is
** output to show the idxNum as hex instead of as decimal. Another flag is
** SQLITE_INDEX_SCAN_UNIQUE, which if set indicates that the query plan will
** return at most one row.
**
@@ -7777,7 +7777,7 @@ struct sqlite3_index_info {
** the implementation of the [virtual table module]. ^The fourth
** parameter is an arbitrary client data pointer that is passed through
** into the [xCreate] and [xConnect] methods of the virtual table module
** when a new virtual table is be being created or reinitialized.
** when a new virtual table is being created or reinitialized.
**
** ^The sqlite3_create_module_v2() interface has a fifth parameter which
** is a pointer to a destructor for the pClientData. ^SQLite will
@@ -7942,7 +7942,7 @@ typedef struct sqlite3_blob sqlite3_blob;
** in *ppBlob. Otherwise an [error code] is returned and, unless the error
** code is SQLITE_MISUSE, *ppBlob is set to NULL.)^ ^This means that, provided
** the API is not misused, it is always safe to call [sqlite3_blob_close()]
** on *ppBlob after this function it returns.
** on *ppBlob after this function returns.
**
** This function fails with SQLITE_ERROR if any of the following are true:
** <ul>
@@ -8062,7 +8062,7 @@ SQLITE_API int sqlite3_blob_close(sqlite3_blob *);
**
** ^Returns the size in bytes of the BLOB accessible via the
** successfully opened [BLOB handle] in its only argument. ^The
** incremental blob I/O routines can only read or overwriting existing
** incremental blob I/O routines can only read or overwrite existing
** blob content; they cannot change the size of a blob.
**
** This routine only works on a [BLOB handle] which has been created
@@ -8212,7 +8212,7 @@ SQLITE_API int sqlite3_vfs_unregister(sqlite3_vfs*);
** ^The sqlite3_mutex_alloc() routine allocates a new
** mutex and returns a pointer to it. ^The sqlite3_mutex_alloc()
** routine returns NULL if it is unable to allocate the requested
** mutex. The argument to sqlite3_mutex_alloc() must one of these
** mutex. The argument to sqlite3_mutex_alloc() must be one of these
** integer constants:
**
** <ul>
@@ -8445,7 +8445,7 @@ SQLITE_API int sqlite3_mutex_notheld(sqlite3_mutex*);
** CAPI3REF: Retrieve the mutex for a database connection
** METHOD: sqlite3
**
** ^This interface returns a pointer the [sqlite3_mutex] object that
** ^This interface returns a pointer to the [sqlite3_mutex] object that
** serializes access to the [database connection] given in the argument
** when the [threading mode] is Serialized.
** ^If the [threading mode] is Single-thread or Multi-thread then this
@@ -8568,7 +8568,7 @@ SQLITE_API int sqlite3_test_control(int op, ...);
** CAPI3REF: SQL Keyword Checking
**
** These routines provide access to the set of SQL language keywords
** recognized by SQLite. Applications can uses these routines to determine
** recognized by SQLite. Applications can use these routines to determine
** whether or not a specific identifier needs to be escaped (for example,
** by enclosing in double-quotes) so as not to confuse the parser.
**
@@ -8736,7 +8736,7 @@ SQLITE_API void sqlite3_str_reset(sqlite3_str*);
** content of the dynamic string under construction in X. The value
** returned by [sqlite3_str_value(X)] is managed by the sqlite3_str object X
** and might be freed or altered by any subsequent method on the same
** [sqlite3_str] object. Applications must not used the pointer returned
** [sqlite3_str] object. Applications must not use the pointer returned by
** [sqlite3_str_value(X)] after any subsequent method call on the same
** object. ^Applications may change the content of the string returned
** by [sqlite3_str_value(X)] as long as they do not write into any bytes
@@ -8822,7 +8822,7 @@ SQLITE_API int sqlite3_status64(
** allocation which could not be satisfied by the [SQLITE_CONFIG_PAGECACHE]
** buffer and where forced to overflow to [sqlite3_malloc()]. The
** returned value includes allocations that overflowed because they
** where too large (they were larger than the "sz" parameter to
** were too large (they were larger than the "sz" parameter to
** [SQLITE_CONFIG_PAGECACHE]) and allocations that overflowed because
** no space was left in the page cache.</dd>)^
**
@@ -8906,28 +8906,29 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** [[SQLITE_DBSTATUS_LOOKASIDE_HIT]] ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_HIT</dt>
** <dd>This parameter returns the number of malloc attempts that were
** satisfied using lookaside memory. Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE]]
** ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE</dt>
** <dd>This parameter returns the number malloc attempts that might have
** <dd>This parameter returns the number of malloc attempts that might have
** been satisfied using lookaside memory but failed due to the amount of
** memory requested being larger than the lookaside slot size.
** Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL]]
** ^(<dt>SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL</dt>
** <dd>This parameter returns the number malloc attempts that might have
** <dd>This parameter returns the number of malloc attempts that might have
** been satisfied using lookaside memory but failed due to all lookaside
** memory already being in use.
** Only the high-water value is meaningful;
** the current value is always zero.)^
** the current value is always zero.</dd>)^
**
** [[SQLITE_DBSTATUS_CACHE_USED]] ^(<dt>SQLITE_DBSTATUS_CACHE_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
** memory used by all pager caches associated with the database connection.)^
** ^The highwater mark associated with SQLITE_DBSTATUS_CACHE_USED is always 0.
** </dd>
**
** [[SQLITE_DBSTATUS_CACHE_USED_SHARED]]
** ^(<dt>SQLITE_DBSTATUS_CACHE_USED_SHARED</dt>
@@ -8936,10 +8937,10 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** memory used by that pager cache is divided evenly between the attached
** connections.)^ In other words, if none of the pager caches associated
** with the database connection are shared, this request returns the same
** value as DBSTATUS_CACHE_USED. Or, if one or more or the pager caches are
** value as DBSTATUS_CACHE_USED. Or, if one or more of the pager caches are
** shared, the value returned by this call will be smaller than that returned
** by DBSTATUS_CACHE_USED. ^The highwater mark associated with
** SQLITE_DBSTATUS_CACHE_USED_SHARED is always 0.
** SQLITE_DBSTATUS_CACHE_USED_SHARED is always 0.</dd>
**
** [[SQLITE_DBSTATUS_SCHEMA_USED]] ^(<dt>SQLITE_DBSTATUS_SCHEMA_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
@@ -8949,6 +8950,7 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** schema memory is shared with other database connections due to
** [shared cache mode] being enabled.
** ^The highwater mark associated with SQLITE_DBSTATUS_SCHEMA_USED is always 0.
** </dd>
**
** [[SQLITE_DBSTATUS_STMT_USED]] ^(<dt>SQLITE_DBSTATUS_STMT_USED</dt>
** <dd>This parameter returns the approximate number of bytes of heap
@@ -8985,7 +8987,7 @@ SQLITE_API int sqlite3_db_status(sqlite3*, int op, int *pCur, int *pHiwtr, int r
** been written to disk in the middle of a transaction due to the page
** cache overflowing. Transactions are more efficient if they are written
** to disk all at once. When pages spill mid-transaction, that introduces
** additional overhead. This parameter can be used help identify
** additional overhead. This parameter can be used to help identify
** inefficiencies that can be resolved by increasing the cache size.
** </dd>
**
@@ -9465,7 +9467,7 @@ typedef struct sqlite3_backup sqlite3_backup;
** external process or via a database connection other than the one being
** used by the backup operation, then the backup will be automatically
** restarted by the next call to sqlite3_backup_step(). ^If the source
** database is modified by the using the same database connection as is used
** database is modified by using the same database connection as is used
** by the backup operation, then the backup database is automatically
** updated at the same time.
**
@@ -9482,7 +9484,7 @@ typedef struct sqlite3_backup sqlite3_backup;
** and may not be used following a call to sqlite3_backup_finish().
**
** ^The value returned by sqlite3_backup_finish is [SQLITE_OK] if no
** sqlite3_backup_step() errors occurred, regardless or whether or not
** sqlite3_backup_step() errors occurred, regardless of whether or not
** sqlite3_backup_step() completed.
** ^If an out-of-memory condition or IO error occurred during any prior
** sqlite3_backup_step() call on the same [sqlite3_backup] object, then
@@ -10552,7 +10554,7 @@ SQLITE_API void sqlite3_stmt_scanstatus_reset(sqlite3_stmt*);
** METHOD: sqlite3
**
** ^If a write-transaction is open on [database connection] D when the
** [sqlite3_db_cacheflush(D)] interface invoked, any dirty
** [sqlite3_db_cacheflush(D)] interface is invoked, any dirty
** pages in the pager-cache that are not currently in use are written out
** to disk. A dirty page may be in use if a database cursor created by an
** active SQL statement is reading from it, or if it is page 1 of a database