database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-11-08 03:22:21 +03:00
Code Activity

Optimize trigger compilation to avoid populating the OLD.* and NEW.* pseudo-tables with data that will never be used. Some testing to come. (CVS 4651)

Browse Source 
FossilOrigin-Name: e08a33ed7255c22ce2805363f44a1d7770acb2dd
This commit is contained in:
danielk1977
2008-01-01 19:02:09 +00:00
parent 8ea1cfaa9a
commit 8f2c54e6e2
11 changed files with 317 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/sqliteInt.h
View File

@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.626 2007/12/13 03:45:08 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.627 2008/01/01 19:02:09 danielk1977 Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1558,6 +1558,8 @@ struct TriggerStack {
Table *pTab; /* Table that triggers are currently being coded on */
int newIdx; /* Index of vdbe cursor to "new" temp table */
int oldIdx; /* Index of vdbe cursor to "old" temp table */
u32 newColMask;
u32 oldColMask;
int orconf; /* Current orconf policy */
int ignoreJump; /* where to jump to for a RAISE(IGNORE) */
Trigger *pTrigger; /* The trigger currently being coded */
@@ -1716,6 +1718,7 @@ int sqlite3Select(Parse*, Select*, int, int, Select*, int, int*, char *aff);
Select *sqlite3SelectNew(Parse*,ExprList*,SrcList*,Expr*,ExprList*,
Expr*,ExprList*,int,Expr*,Expr*);
void sqlite3SelectDelete(Select*);
int sqlite3SelectMask(Parse *, Select *, u32);
Table *sqlite3SrcListLookup(Parse*, SrcList*);
int sqlite3IsReadOnly(Parse*, Table*, int);
void sqlite3OpenTable(Parse*, int iCur, int iDb, Table*, int);
@@ -1783,7 +1786,7 @@ void sqlite3ChangeCookie(sqlite3*, Vdbe*, int);
void sqlite3DropTriggerPtr(Parse*, Trigger*);
int sqlite3TriggersExist(Parse*, Table*, int, ExprList*);
int sqlite3CodeRowTrigger(Parse*, int, ExprList*, int, Table *, int, int,
int, int);
int, int, u32*, u32*);
void sqliteViewTriggers(Parse*, Table*, Expr*, int, ExprList*);
void sqlite3DeleteTriggerStep(TriggerStep*);
TriggerStep *sqlite3TriggerSelectStep(sqlite3*,Select*);
@@ -1798,7 +1801,7 @@ void sqlite3ChangeCookie(sqlite3*, Vdbe*, int);
# define sqlite3DeleteTrigger(A)
# define sqlite3DropTriggerPtr(A,B)
# define sqlite3UnlinkAndDeleteTrigger(A,B,C)
# define sqlite3CodeRowTrigger(A,B,C,D,E,F,G,H,I) 0
# define sqlite3CodeRowTrigger(A,B,C,D,E,F,G,H,I,J,K) 0
#endif
int sqlite3JoinType(Parse*, Token*, Token*, Token*);