database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-11-11 01:42:22 +03:00
Code Activity

Avoid redundant register loads during index key generation when doing a

Browse Source 
DELETE or INTEGRITY_CHECK on a table with multiple indices.

FossilOrigin-Name: 8f6e6149a165f516be6395fd753e163d52ffd52e
This commit is contained in:
drh
2014-01-04 19:27:05 +00:00
parent 61019c7883
commit 1c2c0b776f
7 changed files with 40 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/where.c
View File

@@ -1710,7 +1710,7 @@ static void constructAutomaticIndex(
/* Fill the automatic index with content */
addrTop = sqlite3VdbeAddOp1(v, OP_Rewind, pLevel->iTabCur);
regRecord = sqlite3GetTempReg(pParse);
sqlite3GenerateIndexKey(pParse, pIdx, pLevel->iTabCur, regRecord, 0, 0);
sqlite3GenerateIndexKey(pParse, pIdx, pLevel->iTabCur, regRecord, 0, 0, 0, 0);
sqlite3VdbeAddOp2(v, OP_IdxInsert, pLevel->iIdxCur, regRecord);
sqlite3VdbeChangeP5(v, OPFLAG_USESEEKRESULT);
sqlite3VdbeAddOp2(v, OP_Next, pLevel->iTabCur, addrTop+1);