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-rw-r--r--lib/libsqlite3/src/pragma.c551
1 files changed, 72 insertions, 479 deletions
diff --git a/lib/libsqlite3/src/pragma.c b/lib/libsqlite3/src/pragma.c
index 34830e33a67..ef11d5840f7 100644
--- a/lib/libsqlite3/src/pragma.c
+++ b/lib/libsqlite3/src/pragma.c
@@ -22,464 +22,13 @@
#endif
/***************************************************************************
-** The next block of code, including the PragTyp_XXXX macro definitions and
-** the aPragmaName[] object is composed of generated code. DO NOT EDIT.
-**
-** To add new pragmas, edit the code in ../tool/mkpragmatab.tcl and rerun
-** that script. Then copy/paste the output in place of the following:
-*/
-#define PragTyp_HEADER_VALUE 0
-#define PragTyp_AUTO_VACUUM 1
-#define PragTyp_FLAG 2
-#define PragTyp_BUSY_TIMEOUT 3
-#define PragTyp_CACHE_SIZE 4
-#define PragTyp_CASE_SENSITIVE_LIKE 5
-#define PragTyp_COLLATION_LIST 6
-#define PragTyp_COMPILE_OPTIONS 7
-#define PragTyp_DATA_STORE_DIRECTORY 8
-#define PragTyp_DATABASE_LIST 9
-#define PragTyp_DEFAULT_CACHE_SIZE 10
-#define PragTyp_ENCODING 11
-#define PragTyp_FOREIGN_KEY_CHECK 12
-#define PragTyp_FOREIGN_KEY_LIST 13
-#define PragTyp_INCREMENTAL_VACUUM 14
-#define PragTyp_INDEX_INFO 15
-#define PragTyp_INDEX_LIST 16
-#define PragTyp_INTEGRITY_CHECK 17
-#define PragTyp_JOURNAL_MODE 18
-#define PragTyp_JOURNAL_SIZE_LIMIT 19
-#define PragTyp_LOCK_PROXY_FILE 20
-#define PragTyp_LOCKING_MODE 21
-#define PragTyp_PAGE_COUNT 22
-#define PragTyp_MMAP_SIZE 23
-#define PragTyp_PAGE_SIZE 24
-#define PragTyp_SECURE_DELETE 25
-#define PragTyp_SHRINK_MEMORY 26
-#define PragTyp_SOFT_HEAP_LIMIT 27
-#define PragTyp_STATS 28
-#define PragTyp_SYNCHRONOUS 29
-#define PragTyp_TABLE_INFO 30
-#define PragTyp_TEMP_STORE 31
-#define PragTyp_TEMP_STORE_DIRECTORY 32
-#define PragTyp_THREADS 33
-#define PragTyp_WAL_AUTOCHECKPOINT 34
-#define PragTyp_WAL_CHECKPOINT 35
-#define PragTyp_ACTIVATE_EXTENSIONS 36
-#define PragTyp_HEXKEY 37
-#define PragTyp_KEY 38
-#define PragTyp_REKEY 39
-#define PragTyp_LOCK_STATUS 40
-#define PragTyp_PARSER_TRACE 41
-#define PragFlag_NeedSchema 0x01
-#define PragFlag_ReadOnly 0x02
-static const struct sPragmaNames {
- const char *const zName; /* Name of pragma */
- u8 ePragTyp; /* PragTyp_XXX value */
- u8 mPragFlag; /* Zero or more PragFlag_XXX values */
- u32 iArg; /* Extra argument */
-} aPragmaNames[] = {
-#if defined(SQLITE_HAS_CODEC) || defined(SQLITE_ENABLE_CEROD)
- { /* zName: */ "activate_extensions",
- /* ePragTyp: */ PragTyp_ACTIVATE_EXTENSIONS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "application_id",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ BTREE_APPLICATION_ID },
-#endif
-#if !defined(SQLITE_OMIT_AUTOVACUUM)
- { /* zName: */ "auto_vacuum",
- /* ePragTyp: */ PragTyp_AUTO_VACUUM,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_AUTOMATIC_INDEX)
- { /* zName: */ "automatic_index",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_AutoIndex },
-#endif
-#endif
- { /* zName: */ "busy_timeout",
- /* ePragTyp: */ PragTyp_BUSY_TIMEOUT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "cache_size",
- /* ePragTyp: */ PragTyp_CACHE_SIZE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "cache_spill",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CacheSpill },
-#endif
- { /* zName: */ "case_sensitive_like",
- /* ePragTyp: */ PragTyp_CASE_SENSITIVE_LIKE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "checkpoint_fullfsync",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CkptFullFSync },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "collation_list",
- /* ePragTyp: */ PragTyp_COLLATION_LIST,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_COMPILEOPTION_DIAGS)
- { /* zName: */ "compile_options",
- /* ePragTyp: */ PragTyp_COMPILE_OPTIONS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "count_changes",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CountRows },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && SQLITE_OS_WIN
- { /* zName: */ "data_store_directory",
- /* ePragTyp: */ PragTyp_DATA_STORE_DIRECTORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "data_version",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ PragFlag_ReadOnly,
- /* iArg: */ BTREE_DATA_VERSION },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "database_list",
- /* ePragTyp: */ PragTyp_DATABASE_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && !defined(SQLITE_OMIT_DEPRECATED)
- { /* zName: */ "default_cache_size",
- /* ePragTyp: */ PragTyp_DEFAULT_CACHE_SIZE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "defer_foreign_keys",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_DeferFKs },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "empty_result_callbacks",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_NullCallback },
-#endif
-#if !defined(SQLITE_OMIT_UTF16)
- { /* zName: */ "encoding",
- /* ePragTyp: */ PragTyp_ENCODING,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "foreign_key_check",
- /* ePragTyp: */ PragTyp_FOREIGN_KEY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FOREIGN_KEY)
- { /* zName: */ "foreign_key_list",
- /* ePragTyp: */ PragTyp_FOREIGN_KEY_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "foreign_keys",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ForeignKeys },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "freelist_count",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ PragFlag_ReadOnly,
- /* iArg: */ BTREE_FREE_PAGE_COUNT },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "full_column_names",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_FullColNames },
- { /* zName: */ "fullfsync",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_FullFSync },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "hexkey",
- /* ePragTyp: */ PragTyp_HEXKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "hexrekey",
- /* ePragTyp: */ PragTyp_HEXKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_CHECK)
- { /* zName: */ "ignore_check_constraints",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_IgnoreChecks },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_AUTOVACUUM)
- { /* zName: */ "incremental_vacuum",
- /* ePragTyp: */ PragTyp_INCREMENTAL_VACUUM,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "index_info",
- /* ePragTyp: */ PragTyp_INDEX_INFO,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "index_list",
- /* ePragTyp: */ PragTyp_INDEX_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_INTEGRITY_CHECK)
- { /* zName: */ "integrity_check",
- /* ePragTyp: */ PragTyp_INTEGRITY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "journal_mode",
- /* ePragTyp: */ PragTyp_JOURNAL_MODE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "journal_size_limit",
- /* ePragTyp: */ PragTyp_JOURNAL_SIZE_LIMIT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "key",
- /* ePragTyp: */ PragTyp_KEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "legacy_file_format",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_LegacyFileFmt },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && SQLITE_ENABLE_LOCKING_STYLE
- { /* zName: */ "lock_proxy_file",
- /* ePragTyp: */ PragTyp_LOCK_PROXY_FILE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_DEBUG) || defined(SQLITE_TEST)
- { /* zName: */ "lock_status",
- /* ePragTyp: */ PragTyp_LOCK_STATUS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "locking_mode",
- /* ePragTyp: */ PragTyp_LOCKING_MODE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "max_page_count",
- /* ePragTyp: */ PragTyp_PAGE_COUNT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "mmap_size",
- /* ePragTyp: */ PragTyp_MMAP_SIZE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "page_count",
- /* ePragTyp: */ PragTyp_PAGE_COUNT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "page_size",
- /* ePragTyp: */ PragTyp_PAGE_SIZE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "parser_trace",
- /* ePragTyp: */ PragTyp_PARSER_TRACE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "query_only",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_QueryOnly },
-#endif
-#if !defined(SQLITE_OMIT_INTEGRITY_CHECK)
- { /* zName: */ "quick_check",
- /* ePragTyp: */ PragTyp_INTEGRITY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "read_uncommitted",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ReadUncommitted },
- { /* zName: */ "recursive_triggers",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_RecTriggers },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "rekey",
- /* ePragTyp: */ PragTyp_REKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "reverse_unordered_selects",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ReverseOrder },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "schema_version",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ BTREE_SCHEMA_VERSION },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "secure_delete",
- /* ePragTyp: */ PragTyp_SECURE_DELETE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "short_column_names",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ShortColNames },
-#endif
- { /* zName: */ "shrink_memory",
- /* ePragTyp: */ PragTyp_SHRINK_MEMORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "soft_heap_limit",
- /* ePragTyp: */ PragTyp_SOFT_HEAP_LIMIT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "sql_trace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_SqlTrace },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "stats",
- /* ePragTyp: */ PragTyp_STATS,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "synchronous",
- /* ePragTyp: */ PragTyp_SYNCHRONOUS,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "table_info",
- /* ePragTyp: */ PragTyp_TABLE_INFO,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "temp_store",
- /* ePragTyp: */ PragTyp_TEMP_STORE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "temp_store_directory",
- /* ePragTyp: */ PragTyp_TEMP_STORE_DIRECTORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
- { /* zName: */ "threads",
- /* ePragTyp: */ PragTyp_THREADS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "user_version",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ BTREE_USER_VERSION },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "vdbe_addoptrace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeAddopTrace },
- { /* zName: */ "vdbe_debug",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_SqlTrace|SQLITE_VdbeListing|SQLITE_VdbeTrace },
- { /* zName: */ "vdbe_eqp",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeEQP },
- { /* zName: */ "vdbe_listing",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeListing },
- { /* zName: */ "vdbe_trace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeTrace },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_WAL)
- { /* zName: */ "wal_autocheckpoint",
- /* ePragTyp: */ PragTyp_WAL_AUTOCHECKPOINT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "wal_checkpoint",
- /* ePragTyp: */ PragTyp_WAL_CHECKPOINT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "writable_schema",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_WriteSchema|SQLITE_RecoveryMode },
-#endif
-};
-/* Number of pragmas: 58 on by default, 71 total. */
-/* End of the automatically generated pragma table.
-***************************************************************************/
+** The "pragma.h" include file is an automatically generated file that
+** that includes the PragType_XXXX macro definitions and the aPragmaName[]
+** object. This ensures that the aPragmaName[] table is arranged in
+** lexicographical order to facility a binary search of the pragma name.
+** Do not edit pragma.h directly. Edit and rerun the script in at
+** ../tool/mkpragmatab.tcl. */
+#include "pragma.h"
/*
** Interpret the given string as a safety level. Return 0 for OFF,
@@ -732,6 +281,7 @@ void sqlite3Pragma(
sqlite3 *db = pParse->db; /* The database connection */
Db *pDb; /* The specific database being pragmaed */
Vdbe *v = sqlite3GetVdbe(pParse); /* Prepared statement */
+ const struct sPragmaNames *pPragma;
if( v==0 ) return;
sqlite3VdbeRunOnlyOnce(v);
@@ -767,6 +317,17 @@ void sqlite3Pragma(
/* Send an SQLITE_FCNTL_PRAGMA file-control to the underlying VFS
** connection. If it returns SQLITE_OK, then assume that the VFS
** handled the pragma and generate a no-op prepared statement.
+ **
+ ** IMPLEMENTATION-OF: R-12238-55120 Whenever a PRAGMA statement is parsed,
+ ** an SQLITE_FCNTL_PRAGMA file control is sent to the open sqlite3_file
+ ** object corresponding to the database file to which the pragma
+ ** statement refers.
+ **
+ ** IMPLEMENTATION-OF: R-29875-31678 The argument to the SQLITE_FCNTL_PRAGMA
+ ** file control is an array of pointers to strings (char**) in which the
+ ** second element of the array is the name of the pragma and the third
+ ** element is the argument to the pragma or NULL if the pragma has no
+ ** argument.
*/
aFcntl[0] = 0;
aFcntl[1] = zLeft;
@@ -809,14 +370,15 @@ void sqlite3Pragma(
}
}
if( lwr>upr ) goto pragma_out;
+ pPragma = &aPragmaNames[mid];
/* Make sure the database schema is loaded if the pragma requires that */
- if( (aPragmaNames[mid].mPragFlag & PragFlag_NeedSchema)!=0 ){
+ if( (pPragma->mPragFlag & PragFlag_NeedSchema)!=0 ){
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
}
/* Jump to the appropriate pragma handler */
- switch( aPragmaNames[mid].ePragTyp ){
+ switch( pPragma->ePragTyp ){
#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && !defined(SQLITE_OMIT_DEPRECATED)
/*
@@ -1395,10 +957,9 @@ void sqlite3Pragma(
#ifndef SQLITE_OMIT_FLAG_PRAGMAS
case PragTyp_FLAG: {
if( zRight==0 ){
- returnSingleInt(pParse, aPragmaNames[mid].zName,
- (db->flags & aPragmaNames[mid].iArg)!=0 );
+ returnSingleInt(pParse, pPragma->zName, (db->flags & pPragma->iArg)!=0 );
}else{
- int mask = aPragmaNames[mid].iArg; /* Mask of bits to set or clear. */
+ int mask = pPragma->iArg; /* Mask of bits to set or clear. */
if( db->autoCommit==0 ){
/* Foreign key support may not be enabled or disabled while not
** in auto-commit mode. */
@@ -1527,20 +1088,42 @@ void sqlite3Pragma(
pIdx = sqlite3FindIndex(db, zRight, zDb);
if( pIdx ){
int i;
+ int mx;
+ if( pPragma->iArg ){
+ /* PRAGMA index_xinfo (newer version with more rows and columns) */
+ mx = pIdx->nColumn;
+ pParse->nMem = 6;
+ }else{
+ /* PRAGMA index_info (legacy version) */
+ mx = pIdx->nKeyCol;
+ pParse->nMem = 3;
+ }
pTab = pIdx->pTable;
- sqlite3VdbeSetNumCols(v, 3);
- pParse->nMem = 3;
+ sqlite3VdbeSetNumCols(v, pParse->nMem);
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seqno", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "cid", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "name", SQLITE_STATIC);
- for(i=0; i<pIdx->nKeyCol; i++){
+ if( pPragma->iArg ){
+ sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "desc", SQLITE_STATIC);
+ sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "coll", SQLITE_STATIC);
+ sqlite3VdbeSetColName(v, 5, COLNAME_NAME, "key", SQLITE_STATIC);
+ }
+ for(i=0; i<mx; i++){
i16 cnum = pIdx->aiColumn[i];
sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
sqlite3VdbeAddOp2(v, OP_Integer, cnum, 2);
- assert( pTab->nCol>cnum );
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pTab->aCol[cnum].zName, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
+ if( cnum<0 ){
+ sqlite3VdbeAddOp2(v, OP_Null, 0, 3);
+ }else{
+ sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pTab->aCol[cnum].zName, 0);
+ }
+ if( pPragma->iArg ){
+ sqlite3VdbeAddOp2(v, OP_Integer, pIdx->aSortOrder[i], 4);
+ sqlite3VdbeAddOp4(v, OP_String8, 0, 5, 0, pIdx->azColl[i], 0);
+ sqlite3VdbeAddOp2(v, OP_Integer, i<pIdx->nKeyCol, 6);
+ }
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, pParse->nMem);
}
}
}
@@ -1553,17 +1136,22 @@ void sqlite3Pragma(
pTab = sqlite3FindTable(db, zRight, zDb);
if( pTab ){
v = sqlite3GetVdbe(pParse);
- sqlite3VdbeSetNumCols(v, 3);
- pParse->nMem = 3;
+ sqlite3VdbeSetNumCols(v, 5);
+ pParse->nMem = 5;
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "unique", SQLITE_STATIC);
+ sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "origin", SQLITE_STATIC);
+ sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "partial", SQLITE_STATIC);
for(pIdx=pTab->pIndex, i=0; pIdx; pIdx=pIdx->pNext, i++){
+ const char *azOrigin[] = { "c", "u", "pk" };
sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pIdx->zName, 0);
sqlite3VdbeAddOp2(v, OP_Integer, IsUniqueIndex(pIdx), 3);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
+ sqlite3VdbeAddOp4(v, OP_String8, 0, 4, 0, azOrigin[pIdx->idxType], 0);
+ sqlite3VdbeAddOp2(v, OP_Integer, pIdx->pPartIdxWhere!=0, 5);
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 5);
}
}
}
@@ -2133,9 +1721,9 @@ void sqlite3Pragma(
** applications for any purpose.
*/
case PragTyp_HEADER_VALUE: {
- int iCookie = aPragmaNames[mid].iArg; /* Which cookie to read or write */
+ int iCookie = pPragma->iArg; /* Which cookie to read or write */
sqlite3VdbeUsesBtree(v, iDb);
- if( zRight && (aPragmaNames[mid].mPragFlag & PragFlag_ReadOnly)==0 ){
+ if( zRight && (pPragma->mPragFlag & PragFlag_ReadOnly)==0 ){
/* Write the specified cookie value */
static const VdbeOpList setCookie[] = {
{ OP_Transaction, 0, 1, 0}, /* 0 */
@@ -2237,8 +1825,9 @@ void sqlite3Pragma(
/*
** PRAGMA shrink_memory
**
- ** This pragma attempts to free as much memory as possible from the
- ** current database connection.
+ ** IMPLEMENTATION-OF: R-23445-46109 This pragma causes the database
+ ** connection on which it is invoked to free up as much memory as it
+ ** can, by calling sqlite3_db_release_memory().
*/
case PragTyp_SHRINK_MEMORY: {
sqlite3_db_release_memory(db);
@@ -2255,7 +1844,7 @@ void sqlite3Pragma(
** disables the timeout.
*/
/*case PragTyp_BUSY_TIMEOUT*/ default: {
- assert( aPragmaNames[mid].ePragTyp==PragTyp_BUSY_TIMEOUT );
+ assert( pPragma->ePragTyp==PragTyp_BUSY_TIMEOUT );
if( zRight ){
sqlite3_busy_timeout(db, sqlite3Atoi(zRight));
}
@@ -2267,8 +1856,12 @@ void sqlite3Pragma(
** PRAGMA soft_heap_limit
** PRAGMA soft_heap_limit = N
**
- ** Call sqlite3_soft_heap_limit64(N). Return the result. If N is omitted,
- ** use -1.
+ ** IMPLEMENTATION-OF: R-26343-45930 This pragma invokes the
+ ** sqlite3_soft_heap_limit64() interface with the argument N, if N is
+ ** specified and is a non-negative integer.
+ ** IMPLEMENTATION-OF: R-64451-07163 The soft_heap_limit pragma always
+ ** returns the same integer that would be returned by the
+ ** sqlite3_soft_heap_limit64(-1) C-language function.
*/
case PragTyp_SOFT_HEAP_LIMIT: {
sqlite3_int64 N;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.