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Code simplifications, especially to the pseudo-table logic, and comment

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improvements.

FossilOrigin-Name: 52449a9569b7142095cc88ee208b31cc59a3cab4
This commit is contained in:
drh
2009-09-08 01:14:48 +00:00
parent 417168ade2
commit 3e9ca09453
9 changed files with 104 additions and 137 deletions
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11
src/sqliteInt.h
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@@ -2161,11 +2161,12 @@ struct AuthContext {
/*
** Bitfield flags for P5 value in OP_Insert and OP_Delete
*/
#define OPFLAG_NCHANGE 1 /* Set to update db->nChange */
#define OPFLAG_LASTROWID 2 /* Set to update db->lastRowid */
#define OPFLAG_ISUPDATE 4 /* This OP_Insert is an sql UPDATE */
#define OPFLAG_APPEND 8 /* This is likely to be an append */
#define OPFLAG_USESEEKRESULT 16 /* Try to avoid a seek in BtreeInsert() */
#define OPFLAG_NCHANGE 0x01 /* Set to update db->nChange */
#define OPFLAG_LASTROWID 0x02 /* Set to update db->lastRowid */
#define OPFLAG_ISUPDATE 0x04 /* This OP_Insert is an sql UPDATE */
#define OPFLAG_APPEND 0x08 /* This is likely to be an append */
#define OPFLAG_USESEEKRESULT 0x10 /* Try to avoid a seek in BtreeInsert() */
#define OPFLAG_CLEARCACHE 0x20 /* Clear pseudo-table cache in OP_Column */
/*
* Each trigger present in the database schema is stored as an instance of