func newMockResolve(node ast.Node) error {
indices := []*model.IndexInfo{
{
Name: model.NewCIStr("b"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("b"),
},
},
},
{
Name: model.NewCIStr("c_d_e"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("c"),
},
{
Name: model.NewCIStr("d"),
},
{
Name: model.NewCIStr("e"),
},
},
},
}
pkColumn := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("a"),
}
col0 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("b"),
}
col1 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("c"),
}
col2 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("d"),
}
pkColumn.Flag = mysql.PriKeyFlag
table := &model.TableInfo{
Columns: []*model.ColumnInfo{pkColumn, col0, col1, col2},
Indices: indices,
Name: model.NewCIStr("t"),
PKIsHandle: true,
}
is := infoschema.MockInfoSchema([]*model.TableInfo{table})
ctx := mock.NewContext()
variable.BindSessionVars(ctx)
return MockResolveName(node, is, "test", ctx)
}
func mockResolve(node ast.Node) error {
indices := []*model.IndexInfo{
{
Name: model.NewCIStr("c_d_e"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("c"),
Length: types.UnspecifiedLength,
Offset: 1,
},
{
Name: model.NewCIStr("d"),
Length: types.UnspecifiedLength,
Offset: 2,
},
{
Name: model.NewCIStr("e"),
Length: types.UnspecifiedLength,
Offset: 3,
},
},
State: model.StatePublic,
},
{
Name: model.NewCIStr("e"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("e"),
Length: types.UnspecifiedLength,
},
},
State: model.StateWriteOnly,
},
{
Name: model.NewCIStr("f"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("f"),
Length: types.UnspecifiedLength,
Offset: 1,
},
},
State: model.StatePublic,
},
{
Name: model.NewCIStr("g"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("g"),
Length: types.UnspecifiedLength,
Offset: 1,
},
},
State: model.StatePublic,
},
{
Name: model.NewCIStr("f_g"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("f"),
Length: types.UnspecifiedLength,
Offset: 1,
},
{
Name: model.NewCIStr("g"),
Length: types.UnspecifiedLength,
Offset: 2,
},
},
State: model.StatePublic,
},
{
Name: model.NewCIStr("c_d_e_str"),
Columns: []*model.IndexColumn{
{
Name: model.NewCIStr("c_str"),
Length: types.UnspecifiedLength,
Offset: 5,
},
{
Name: model.NewCIStr("d_str"),
Length: types.UnspecifiedLength,
Offset: 6,
},
{
Name: model.NewCIStr("e_str"),
Length: types.UnspecifiedLength,
Offset: 7,
},
},
State: model.StatePublic,
},
}
pkColumn := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("a"),
FieldType: newLongType(),
ID: 1,
}
col0 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("b"),
FieldType: newLongType(),
ID: 2,
}
col1 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("c"),
FieldType: newLongType(),
ID: 3,
}
col2 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("d"),
FieldType: newLongType(),
ID: 4,
}
col3 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("e"),
FieldType: newLongType(),
ID: 5,
}
colStr1 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("c_str"),
FieldType: newStringType(),
ID: 6,
}
colStr2 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("d_str"),
FieldType: newStringType(),
ID: 7,
}
colStr3 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("e_str"),
FieldType: newStringType(),
ID: 8,
}
col4 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("f"),
FieldType: newLongType(),
ID: 9,
}
col5 := &model.ColumnInfo{
State: model.StatePublic,
Name: model.NewCIStr("g"),
FieldType: newLongType(),
ID: 10,
}
pkColumn.Flag = mysql.PriKeyFlag
table := &model.TableInfo{
Columns: []*model.ColumnInfo{pkColumn, col0, col1, col2, col3, colStr1, colStr2, colStr3, col4, col5},
Indices: indices,
Name: model.NewCIStr("t"),
PKIsHandle: true,
}
is := infoschema.MockInfoSchema([]*model.TableInfo{table})
ctx := mock.NewContext()
err := MockResolveName(node, is, "test", ctx)
if err != nil {
return err
}
return InferType(ctx.GetSessionVars().StmtCtx, node)
}