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Merge pull request #776 from mariadb-corporation/MCOL-3239

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MCOL-3239 CS pushes relevant filter predicates into derived tables.
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Andrew Hutchings
2019-05-31 11:29:58 +01:00
committed by GitHub
parent 5d96b1d8ba 42f29096f0
commit dd3df5328c
1 changed files with 10 additions and 0 deletions
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10
dbcon/execplan/functioncolumn.cpp
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@@ -420,6 +420,16 @@ void FunctionColumn::setDerivedTable()
break;
}
}
// MCOL-3239 Block for func column with both
// derived table column and normal table column.
else if (derivedTableAlias == "")
{
if (sc->tableAlias().length())
{
derivedTableAlias = "";
break;
}
}
}
fDerivedTable = derivedTableAlias;