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expression: fix panic while call Column.VecEvalInt #13401

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merged 5 commits into from
Nov 12, 2019
Merged

expression: fix panic while call Column.VecEvalInt #13401

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8a04cec
fix panic while call Column.VecEvalInt
lonng Nov 12, 2019
64c8fa6
address comment
lonng Nov 12, 2019
df13405
address comment
lonng Nov 12, 2019
2a88c3b
Merge remote-tracking branch 'origin/master' into fix-panic
lonng Nov 12, 2019
ce07d45
Merge branch 'master' into fix-panic
sre-bot Nov 12, 2019
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2 changes: 1 addition & 1 deletion expression/column.go
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Original file line number Diff line number Diff line change
Expand Up @@ -211,7 +211,7 @@ func (col *Column) Equal(_ sessionctx.Context, expr Expression) bool {
func (col *Column) VecEvalInt(ctx sessionctx.Context, input *chunk.Chunk, result *chunk.Column) error {
if col.RetType.Hybrid() {
it := chunk.NewIterator4Chunk(input)
result.Reset()
result.ResizeInt64(0, false)
for row := it.Begin(); row != it.End(); row = it.Next() {
v, null, err := col.EvalInt(ctx, row)
if err != nil {
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10 changes: 10 additions & 0 deletions expression/column_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -183,6 +183,16 @@ func (s *testEvaluatorSuite) TestColHybird(c *C) {
c.Assert(v, Equals, result.GetInt64(i))
}

// use a container which has the different field type with bit
result, err = newBuffer(types.ETString, 1024)
c.Assert(err, IsNil)
c.Assert(col.VecEvalInt(ctx, input, result), IsNil)
for row, i := it.Begin(), 0; row != it.End(); row, i = it.Next(), i+1 {
v, _, err := col.EvalInt(ctx, row)
c.Assert(err, IsNil)
c.Assert(v, Equals, result.GetInt64(i))
}

// enum
ft = types.NewFieldType(mysql.TypeEnum)
col.RetType = ft
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