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/*
 * Copyright (c) 2016, PostgreSQL Global Development Group
 * See the LICENSE file in the project root for more information.
 */

package com.amazon.redshift.replication;

import com.amazon.redshift.RedshiftProperty;
import com.amazon.redshift.replication.fluent.ChainedCreateReplicationSlotBuilder;
import com.amazon.redshift.replication.fluent.ChainedStreamBuilder;

import java.sql.SQLException;

/**
 * Api available only if connection was create with required for replication properties: {@link
 * RedshiftProperty#REPLICATION} and {@link RedshiftProperty#ASSUME_MIN_SERVER_VERSION}. Without it property
 * building replication stream fail with exception.
 */
public interface RedshiftReplicationConnection {

  /**
   * After start replication stream this connection not available to use for another queries until
   * replication stream will not close.
   *
   * @return not null fluent api for build replication stream
   */
  ChainedStreamBuilder replicationStream();

  /**
   * 

Create replication slot, that can be next use in {@link RedshiftReplicationConnection#replicationStream()}

* *

Replication slots provide an automated way to ensure that the master does not remove WAL * segments until they have been received by all standbys, and that the master does not remove * rows which could cause a recovery conflict even when the standby is disconnected.

* * @return not null fluent api for build create replication slot */ ChainedCreateReplicationSlotBuilder createReplicationSlot(); /** * @param slotName not null replication slot name exists in database that should be drop * @throws SQLException if the replication slot cannot be dropped. */ void dropReplicationSlot(String slotName) throws SQLException; }




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