diff options
Diffstat (limited to 'ext/sqlite/libsqlite/src/sqliteInt.h')
| -rw-r--r-- | ext/sqlite/libsqlite/src/sqliteInt.h | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/ext/sqlite/libsqlite/src/sqliteInt.h b/ext/sqlite/libsqlite/src/sqliteInt.h index 6c0713d96b..994a4ca247 100644 --- a/ext/sqlite/libsqlite/src/sqliteInt.h +++ b/ext/sqlite/libsqlite/src/sqliteInt.h @@ -132,8 +132,13 @@ typedef unsigned INTPTR_TYPE uptr; /* Big enough to hold a pointer */ ** multi-megabyte records are OK. If your needs are different, you can ** change this define and recompile to increase or decrease the record ** size. +** +** The 16777198 is computed as follows: 238 bytes of payload on the +** original pages plus 16448 overflow pages each holding 1020 bytes of +** data. */ #define MAX_BYTES_PER_ROW 1048576 +/* #define MAX_BYTES_PER_ROW 16777198 */ /* ** If memory allocation problems are found, recompile with @@ -236,7 +241,7 @@ struct Db { Hash idxHash; /* All (named) indices indexed by name */ Hash trigHash; /* All triggers indexed by name */ Hash aFKey; /* Foreign keys indexed by to-table */ - u8 inTrans; /* True if a transaction is underway for this backend */ + u8 inTrans; /* 0: not writable. 1: Transaction. 2: Checkpoint */ u16 flags; /* Flags associated with this database */ }; @@ -852,7 +857,6 @@ struct Parse { ** while generating expressions. Normally false */ u8 iDb; /* Index of database whose schema is being parsed */ u8 useCallback; /* True if callbacks should be used to report results */ - int useDb; /* Restrict references to tables in this database */ int newTnum; /* Table number to use when reparsing CREATE TABLEs */ int nErr; /* Number of errors seen */ int nTab; /* Number of previously allocated VDBE cursors */ @@ -893,12 +897,14 @@ struct Trigger { char *name; /* The name of the trigger */ char *table; /* The table or view to which the trigger applies */ u8 iDb; /* Database containing this trigger */ + u8 iTabDb; /* Database containing Trigger.table */ u8 op; /* One of TK_DELETE, TK_UPDATE, TK_INSERT */ u8 tr_tm; /* One of TK_BEFORE, TK_AFTER */ Expr *pWhen; /* The WHEN clause of the expresion (may be NULL) */ IdList *pColumns; /* If this is an UPDATE OF <column-list> trigger, the <column-list> is stored here */ int foreach; /* One of TK_ROW or TK_STATEMENT */ + Token nameToken; /* Token containing zName. Use during parsing only */ TriggerStep *step_list; /* Link list of trigger program steps */ Trigger *pNext; /* Next trigger associated with the table */ @@ -996,6 +1002,19 @@ struct TriggerStack { }; /* +** The following structure contains information used by the sqliteFix... +** routines as they walk the parse tree to make database references +** explicit. +*/ +typedef struct DbFixer DbFixer; +struct DbFixer { + Parse *pParse; /* The parsing context. Error messages written here */ + const char *zDb; /* Make sure all objects are contained in this database */ + const char *zType; /* Type of the container - used for error messages */ + const Token *pName; /* Name of the container - used for error messages */ +}; + +/* * This global flag is set for performance testing of triggers. When it is set * SQLite will perform the overhead of building new and old trigger references * even when no triggers exist @@ -1135,7 +1154,8 @@ int sqliteSafetyCheck(sqlite*); void sqliteChangeCookie(sqlite*, Vdbe*); void sqliteBeginTrigger(Parse*, Token*,int,int,IdList*,SrcList*,int,Expr*,int); void sqliteFinishTrigger(Parse*, TriggerStep*, Token*); -void sqliteDropTrigger(Parse*, SrcList*, int); +void sqliteDropTrigger(Parse*, SrcList*); +void sqliteDropTriggerPtr(Parse*, Trigger*, int); int sqliteTriggersExist(Parse* , Trigger* , int , int , int, ExprList*); int sqliteCodeRowTrigger(Parse*, int, ExprList*, int, Table *, int, int, int, int); @@ -1164,3 +1184,9 @@ void sqliteAttach(Parse*, Token*, Token*); void sqliteDetach(Parse*, Token*); int sqliteBtreeFactory(const sqlite *db, const char *zFilename, int mode, int nPg, Btree **ppBtree); +int sqliteFixInit(DbFixer*, Parse*, int, const char*, const Token*); +int sqliteFixSrcList(DbFixer*, SrcList*); +int sqliteFixSelect(DbFixer*, Select*); +int sqliteFixExpr(DbFixer*, Expr*); +int sqliteFixExprList(DbFixer*, ExprList*); +int sqliteFixTriggerStep(DbFixer*, TriggerStep*); |