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util.go
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util.go
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// Copyright 2018 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 filter
import "github.com/pingcap/parser/ast"
// AstToDDLEvent returns filter.DDLEvent
func AstToDDLEvent(node ast.StmtNode) EventType {
switch n := node.(type) {
case *ast.CreateDatabaseStmt:
return CreateDatabase
case *ast.DropDatabaseStmt:
return DropDatabase
case *ast.CreateTableStmt:
return CreateTable
case *ast.DropTableStmt:
if n.IsView {
return DropView
}
return DropTable
case *ast.TruncateTableStmt:
return TruncateTable
case *ast.RenameTableStmt:
return RenameTable
case *ast.CreateIndexStmt:
return CreateIndex
case *ast.DropIndexStmt:
return DropIndex
case *ast.AlterTableStmt:
return AlertTable
case *ast.CreateViewStmt:
return CreateView
}
return NullEvent
}