/* * Copyright 1999-2015 dangdang.com. *
* 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, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *
*/ package com.dangdang.ddframe.rdb.sharding.parsing.parser.dialect.postgresql; import com.dangdang.ddframe.rdb.sharding.parsing.lexer.token.DefaultKeyword; import com.dangdang.ddframe.rdb.sharding.parsing.lexer.token.Keyword; import com.dangdang.ddframe.rdb.sharding.parsing.parser.AbstractSQLParser; import com.dangdang.ddframe.rdb.sharding.parsing.parser.statement.ddl.drop.AbstractDropParser; /** * PostgreSQL Drop语句解析器. * * @author zhangliang */ public final class PostgreSQLDropParser extends AbstractDropParser { public PostgreSQLDropParser(final AbstractSQLParser sqlParser) { super(sqlParser); } @Override protected Keyword[] getSkipKeywordsBetweenDropTableAndTableName() { return new Keyword[] {DefaultKeyword.IF, DefaultKeyword.EXISTS}; } }