/* * Copyright (c) 2015. Qubole 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, * 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.qubole.quark.planner.parser.sql; import org.apache.calcite.sql.SqlKind; import org.apache.calcite.sql.SqlNode; import org.apache.calcite.sql.SqlSpecialOperator; import org.apache.calcite.sql.SqlWriter; import org.apache.calcite.sql.parser.SqlParserPos; /** * Created by adeshr on 5/3/16. */ public class SqlShowViews extends SqlShowQuark { SqlSpecialOperator operator; String operatorString; SqlNode likePattern; //~ Constructors ----------------------------------------------------------- public SqlShowViews( SqlParserPos pos, SqlNode likePattern) { super(pos, likePattern); this.likePattern = likePattern; operator = new SqlSpecialOperator("SHOW_VIEW", SqlKind.OTHER_DDL); operatorString = "SHOW VIEW"; } @Override public void unparse(SqlWriter writer, int leftPrec, int rightPrec) { writer.keyword("SHOW"); writer.keyword("VIEW"); if (likePattern != null) { writer.sep("LIKE"); likePattern.unparse(writer, leftPrec, rightPrec); } } }