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Overview
| Comment: | Previous check-in broke auto-increment. This check-in appears to fix it. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | uninit-vdbe-mem |
| Files: | files | file ages | folders |
| SHA1: |
28ffd39c7162c8f7139711545122cffa |
| User & Date: | drh 2011-12-09 16:59:19 |
Context
|
2011-12-09
| ||
| 17:27 | Take out the OP_JumpOnce opcode. Revert compound SELECT to use OP_IfNot, which is the correct behavior. Mark trigger registers as initially invalid. check-in: 6a9fb47d user: drh tags: uninit-vdbe-mem | |
| 16:59 | Previous check-in broke auto-increment. This check-in appears to fix it. check-in: 28ffd39c user: drh tags: uninit-vdbe-mem | |
| 16:21 | Make no assumptions about the initial state of VDBE registers. check-in: 521d72bd user: drh tags: uninit-vdbe-mem | |
Changes
Changes to src/insert.c.
235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 |
assert( v ); /* We failed long ago if this is not so */
for(p = pParse->pAinc; p; p = p->pNext){
pDb = &db->aDb[p->iDb];
memId = p->regCtr;
assert( sqlite3SchemaMutexHeld(db, 0, pDb->pSchema) );
sqlite3OpenTable(pParse, 0, p->iDb, pDb->pSchema->pSeqTab, OP_OpenRead);
addr = sqlite3VdbeCurrentAddr(v);
sqlite3VdbeAddOp2(v, OP_Null, 0, memId+1);
sqlite3VdbeAddOp4(v, OP_String8, 0, memId-1, 0, p->pTab->zName, 0);
sqlite3VdbeAddOp2(v, OP_Rewind, 0, addr+9);
sqlite3VdbeAddOp3(v, OP_Column, 0, 0, memId);
sqlite3VdbeAddOp3(v, OP_Ne, memId-1, addr+7, memId);
sqlite3VdbeChangeP5(v, SQLITE_JUMPIFNULL);
sqlite3VdbeAddOp2(v, OP_Rowid, 0, memId+1);
sqlite3VdbeAddOp3(v, OP_Column, 0, 1, memId);
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> < |
235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 |
assert( v ); /* We failed long ago if this is not so */
for(p = pParse->pAinc; p; p = p->pNext){
pDb = &db->aDb[p->iDb];
memId = p->regCtr;
assert( sqlite3SchemaMutexHeld(db, 0, pDb->pSchema) );
sqlite3OpenTable(pParse, 0, p->iDb, pDb->pSchema->pSeqTab, OP_OpenRead);
sqlite3VdbeAddOp3(v, OP_Null, 0, memId, memId+1);
addr = sqlite3VdbeCurrentAddr(v);
sqlite3VdbeAddOp4(v, OP_String8, 0, memId-1, 0, p->pTab->zName, 0);
sqlite3VdbeAddOp2(v, OP_Rewind, 0, addr+9);
sqlite3VdbeAddOp3(v, OP_Column, 0, 0, memId);
sqlite3VdbeAddOp3(v, OP_Ne, memId-1, addr+7, memId);
sqlite3VdbeChangeP5(v, SQLITE_JUMPIFNULL);
sqlite3VdbeAddOp2(v, OP_Rowid, 0, memId+1);
sqlite3VdbeAddOp3(v, OP_Column, 0, 1, memId);
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