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Overview
| Comment: | Small optimization in FK handling. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
e0d25913b73a813f5987aa70b364b00f |
| User & Date: | mistachkin 2016-02-25 21:38:28 |
Context
|
2016-02-25
| ||
| 23:21 | Fix an incorrect cost computation for sorting (introduced just a few check-ins ago). Should be NlogN, not NloglogN. check-in: 2459d323 user: drh tags: trunk | |
| 21:38 | Small optimization in FK handling. check-in: e0d25913 user: mistachkin tags: trunk | |
| 21:27 | Change the srcck1.c utility program to use only unsigned characters. check-in: d64d005e user: drh tags: trunk | |
Changes
Changes to src/fkey.c.
1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 |
){
sqlite3 *db = pParse->db; /* Database handle */
int action; /* One of OE_None, OE_Cascade etc. */
Trigger *pTrigger; /* Trigger definition to return */
int iAction = (pChanges!=0); /* 1 for UPDATE, 0 for DELETE */
action = pFKey->aAction[iAction];
pTrigger = pFKey->apTrigger[iAction];
if( (db->flags & SQLITE_DeferFKs) && action==OE_Restrict ){
return 0;
}
if( action!=OE_None && !pTrigger ){
char const *zFrom; /* Name of child table */
int nFrom; /* Length in bytes of zFrom */
Index *pIdx = 0; /* Parent key index for this FK */
int *aiCol = 0; /* child table cols -> parent key cols */
TriggerStep *pStep = 0; /* First (only) step of trigger program */
|
< | > > |
1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 |
){
sqlite3 *db = pParse->db; /* Database handle */
int action; /* One of OE_None, OE_Cascade etc. */
Trigger *pTrigger; /* Trigger definition to return */
int iAction = (pChanges!=0); /* 1 for UPDATE, 0 for DELETE */
action = pFKey->aAction[iAction];
if( action==OE_Restrict && (db->flags & SQLITE_DeferFKs) ){
return 0;
}
pTrigger = pFKey->apTrigger[iAction];
if( action!=OE_None && !pTrigger ){
char const *zFrom; /* Name of child table */
int nFrom; /* Length in bytes of zFrom */
Index *pIdx = 0; /* Parent key index for this FK */
int *aiCol = 0; /* child table cols -> parent key cols */
TriggerStep *pStep = 0; /* First (only) step of trigger program */
|