aggfuncs: bit_or add only handle uint64 judge

pingcap · Jul 5, 2018 · d826d6b · d826d6b
1 parent da9bfd1
commit d826d6b
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/executor/aggfuncs/builder.go b/executor/aggfuncs/builder.go
@@ -121,11 +121,15 @@ func buildGroupConcat(aggFuncDesc *aggregation.AggFuncDesc, ordinal int) AggFunc
 // buildCount builds the AggFunc implementation for function "BIT_OR".
 func buildBitOr(aggFuncDesc *aggregation.AggFuncDesc, ordinal int) AggFunc {
 	// BIT_OR doesn't need to handle the distinct property.
-	base := baseAggFunc{
-		args:    aggFuncDesc.Args,
-		ordinal: ordinal,
+	switch aggFuncDesc.Args[0].GetType().Tp {
+	case mysql.TypeLonglong:
+		base := baseAggFunc{
+			args:    aggFuncDesc.Args,
+			ordinal: ordinal,
+		}
+		return &bitOrUint64{baseBitAggFunc{base}}
 	}
-	return &bitOrUint64{baseBitAggFunc{base}}
+	return nil
 }
 
 // buildCount builds the AggFunc implementation for function "BIT_XOR".