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Overview
Comment:Early detection of SQLITE_TOOBIG when processing nested queries.
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SHA3-256: 5d85d80ef8b216639244c6f4e6a2c0050af3cf9c3998f372bae4a19c0430f2fd
User & Date: drh 2019-04-22 20:05:54.645
Context
2019-04-23
12:30
Improvement on the previous check-in. Parse.rc is less reliable than Parse.nErr for detecting SQLITE_TOOBIG errors. (check-in: 8d478cfb92 user: drh tags: trunk)
2019-04-22
20:05
Early detection of SQLITE_TOOBIG when processing nested queries. (check-in: 5d85d80ef8 user: drh tags: trunk)
11:47
Fix an assert() that may be false for corrupt databases. (check-in: b2ce5ed175 user: dan tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/select.c.
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  }
  while( pSel->pPrior ){ pSel = pSel->pPrior; }
  sqlite3ColumnsFromExprList(pParse, pSel->pEList,&pTab->nCol,&pTab->aCol);
  pTab->iPKey = -1;
  pTab->nRowLogEst = 200; assert( 200==sqlite3LogEst(1048576) );
  pTab->tabFlags |= TF_Ephemeral;

  return SQLITE_OK;
}

/*
** This routine is a Walker callback for "expanding" a SELECT statement.
** "Expanding" means to do the following:
**
**    (1)  Make sure VDBE cursor numbers have been assigned to every








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  }
  while( pSel->pPrior ){ pSel = pSel->pPrior; }
  sqlite3ColumnsFromExprList(pParse, pSel->pEList,&pTab->nCol,&pTab->aCol);
  pTab->iPKey = -1;
  pTab->nRowLogEst = 200; assert( 200==sqlite3LogEst(1048576) );
  pTab->tabFlags |= TF_Ephemeral;

  return pParse->rc;
}

/*
** This routine is a Walker callback for "expanding" a SELECT statement.
** "Expanding" means to do the following:
**
**    (1)  Make sure VDBE cursor numbers have been assigned to every
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