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forgejo/vendor/github.com/pingcap/tidb/optimizer/preprocess.go

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// Copyright 2015 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package optimizer
import (
"github.com/juju/errors"
"github.com/pingcap/tidb/ast"
"github.com/pingcap/tidb/context"
"github.com/pingcap/tidb/infoschema"
)
// Preprocess does preprocess work for optimizer.
func Preprocess(node ast.Node, info infoschema.InfoSchema, ctx context.Context) error {
if err := ResolveName(node, info, ctx); err != nil {
return errors.Trace(err)
}
return nil
}