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Overview
Comment:Fix the build for SQLITE_ENABLE_UPDATE_DELETE_LIMIT.
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Files: files | file ages | folders
SHA3-256: 5150d2da06ab3c7e3bea1865413cd21c64d5cefb91d3d874e9dd0bf51aea754b
User & Date: drh 2021-08-03 23:23:23.437
Context
2021-08-04
11:29
Avoid using LIKE with the target db in RBU. It is possible the user may issue "PRAGMA case_sensitive_like = 1" or override the like() user function, causing RBU to malfunction. (check-in: 7cbd8cd5aa user: dan tags: trunk)
2021-08-03
23:23
Fix the build for SQLITE_ENABLE_UPDATE_DELETE_LIMIT. (check-in: 5150d2da06 user: drh tags: trunk)
18:45
Improved harmony with the reuse-schema branch. (check-in: cbc703f70d user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/delete.c.
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    pLhs = sqlite3PExpr(pParse, TK_ROW, 0, 0);
    pEList = sqlite3ExprListAppend(
        pParse, 0, sqlite3PExpr(pParse, TK_ROW, 0, 0)
    );
  }else{
    Index *pPk = sqlite3PrimaryKeyIndex(pTab);
    if( pPk->nKeyCol==1 ){
      const char *zName = pTab->aCol[pPk->aiColumn[0]].zName;
      pLhs = sqlite3Expr(db, TK_ID, zName);
      pEList = sqlite3ExprListAppend(pParse, 0, sqlite3Expr(db, TK_ID, zName));
    }else{
      int i;
      for(i=0; i<pPk->nKeyCol; i++){
        Expr *p = sqlite3Expr(db, TK_ID, pTab->aCol[pPk->aiColumn[i]].zName);
        pEList = sqlite3ExprListAppend(pParse, pEList, p);
      }
      pLhs = sqlite3PExpr(pParse, TK_VECTOR, 0, 0);
      if( pLhs ){
        pLhs->x.pList = sqlite3ExprListDup(db, pEList, 0);
      }
    }








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    pLhs = sqlite3PExpr(pParse, TK_ROW, 0, 0);
    pEList = sqlite3ExprListAppend(
        pParse, 0, sqlite3PExpr(pParse, TK_ROW, 0, 0)
    );
  }else{
    Index *pPk = sqlite3PrimaryKeyIndex(pTab);
    if( pPk->nKeyCol==1 ){
      const char *zName = pTab->aCol[pPk->aiColumn[0]].zCnName;
      pLhs = sqlite3Expr(db, TK_ID, zName);
      pEList = sqlite3ExprListAppend(pParse, 0, sqlite3Expr(db, TK_ID, zName));
    }else{
      int i;
      for(i=0; i<pPk->nKeyCol; i++){
        Expr *p = sqlite3Expr(db, TK_ID, pTab->aCol[pPk->aiColumn[i]].zCnName);
        pEList = sqlite3ExprListAppend(pParse, pEList, p);
      }
      pLhs = sqlite3PExpr(pParse, TK_VECTOR, 0, 0);
      if( pLhs ){
        pLhs->x.pList = sqlite3ExprListDup(db, pEList, 0);
      }
    }
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