org.infinispan.persistence.jdbc.table.management.H2TableManager Maven / Gradle / Ivy

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Infinispan Embedded All-in-One module

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package org.infinispan.persistence.jdbc.table.management;

import java.sql.Connection;

import org.infinispan.persistence.jdbc.configuration.TableManipulationConfiguration;
import org.infinispan.persistence.jdbc.connectionfactory.ConnectionFactory;
import org.infinispan.persistence.jdbc.logging.Log;
import org.infinispan.persistence.spi.PersistenceException;
import org.infinispan.util.logging.LogFactory;

/**
 * @author Ryan Emerson
 */
class H2TableManager extends AbstractTableManager {

   private static final Log LOG = LogFactory.getLog(H2TableManager.class, Log.class);

   H2TableManager(ConnectionFactory connectionFactory, TableManipulationConfiguration config, DbMetaData metaData) {
      super(connectionFactory, config, metaData, LOG);
   }

   @Override
   public String getUpsertRowSql() {
      if (upsertRowSql == null) {
         upsertRowSql = String.format("MERGE INTO %1$s (%2$s, %3$s, %4$s) KEY(%4$s) VALUES(?, ?, ?)", getTableName(),
                                      config.dataColumnName(), config.timestampColumnName(), config.idColumnName());
      }
      return upsertRowSql;
   }

   @Override
   protected void dropTimestampIndex(Connection conn) throws PersistenceException {
      String dropIndexDdl = String.format("DROP INDEX IF EXISTS  %s", getIndexName(true));
      executeUpdateSql(conn, dropIndexDdl);
   }
}