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.beam.sdk.schemas.logicaltypes;
  
  import java.time.Instant;
  import java.time.LocalDate;
  import java.time.LocalDateTime;
  import java.time.LocalTime;
  import org.apache.beam.sdk.schemas.Schema.LogicalType;
  import org.apache.beam.sdk.values.Row;
  
  /** Beam {@link org.apache.beam.sdk.schemas.Schema.LogicalType}s corresponding to SQL data types. */
  public class SqlTypes {
  
    private SqlTypes() {}
  
    /** Beam LogicalType corresponding to CalciteSQL DATE type. */
    public static final LogicalType<LocalDate, Long> DATE = new Date();
  
    /** Beam LogicalType corresponding to CalciteSQL TIME type. */
    public static final LogicalType<LocalTime, Long> TIME = new Time();
  
    /** Beam LogicalType corresponding to DATETIME type. */
    public static final LogicalType<LocalDateTime, Row> DATETIME = new DateTime();
  
    /** Beam LogicalType corresponding to TIMESTAMP type. */
    public static final LogicalType<Instant, Row> TIMESTAMP = new MicrosInstant();
  }
  