content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to you 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 org.apache.calcite.sql;
  
  /**
   * The <code>VALUES</code> operator.
   */
  public class SqlValuesOperator extends SqlSpecialOperator {
    //~ Constructors -----------------------------------------------------------
  
    public SqlValuesOperator() {
      super("VALUES", SqlKind.VALUES);
    }
  
    //~ Methods ----------------------------------------------------------------
  
    @Override public void unparse(
        SqlWriter writer,
        SqlCall call,
        int leftPrec,
        int rightPrec) {
      final SqlWriter.Frame frame =
          writer.startList(SqlWriter.FrameTypeEnum.VALUES, "VALUES", "");
      for (SqlNode operand : call.getOperandList()) {
        writer.sep(",");
        operand.unparse(writer, 0, 0);
      }
      writer.endList(frame);
    }
  }
  