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Pedal-dialect is a collection of dialect (database) and provider (e.g. Hibernate) specific implementations for use with JPA. It enables non-standard SQL data types (arrays, sets, bit-sets) and dialect specific features such as support for the Postgresql Copy command.

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/**
 * Copyright (c) 2014-2015 Eclectic Logic LLC
 * 
 * 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.eclecticlogic.pedal.dialect.postgresql;

import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;


/**
 * Use this annotation on a Postgresql array mapped column to send a null value when the corresponding java 
 * Collection derivative is empty.
 * 
 * @author kabram.
 *
 */
@Target(value = ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Inherited
public @interface CopyEmptyAsNull {

}