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Enhance the OP_Found and OP_NotFound opcodes so that they can accept an

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array of registers as an unpacked record in addition to a record built
using OP_MakeRecord.  Use this to avoid OP_MakeRecord calls during IN
expression processing.

FossilOrigin-Name: b9eab885cd2ca1a1633329e7036c125e8dba62c5
This commit is contained in:
drh
2009-11-12 19:59:44 +00:00
parent e3365e6c37
commit 8cff69df11
11 changed files with 91 additions and 64 deletions
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src/fkey.c
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@@ -399,7 +399,7 @@ static void fkLookupParent(
sqlite3VdbeAddOp3(v, OP_MakeRecord, regTemp, nCol, regRec);
sqlite3VdbeChangeP4(v, -1, sqlite3IndexAffinityStr(v, pIdx), 0);
sqlite3VdbeAddOp3(v, OP_Found, iCur, iOk, regRec);
sqlite3VdbeAddOp4Int(v, OP_Found, iCur, iOk, regRec, 0);
sqlite3ReleaseTempReg(pParse, regRec);
sqlite3ReleaseTempRange(pParse, regTemp, nCol);