org.flywaydb.database.snowflake.SnowflakeTable Maven / Gradle / Ivy
/*-
* ========================LICENSE_START=================================
* flyway-database-snowflake
* ========================================================================
* Copyright (C) 2010 - 2024 Red Gate Software Ltd
* ========================================================================
* 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.
* =========================LICENSE_END==================================
*/
package org.flywaydb.database.snowflake;
import org.flywaydb.core.internal.database.base.Table;
import org.flywaydb.core.internal.jdbc.JdbcTemplate;
import org.flywaydb.core.internal.jdbc.RowMapper;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
public class SnowflakeTable extends Table {
SnowflakeTable(JdbcTemplate jdbcTemplate, SnowflakeDatabase database, SnowflakeSchema schema, String name) {
super(jdbcTemplate, database, schema, name);
}
@Override
protected void doDrop() throws SQLException {
jdbcTemplate.execute("DROP TABLE " + database.quote(schema.getName()) + "." + database.quote(name));
}
@Override
protected boolean doExists() throws SQLException {
if (!schema.exists()) {
return false;
}
String sql = "SHOW TABLES LIKE '" + name + "' IN SCHEMA " + database.quote(schema.getName());
List results = jdbcTemplate.query(sql, new RowMapper() {
@Override
public Boolean mapRow(ResultSet rs) throws SQLException {
return true;
}
});
return !results.isEmpty();
}
@Override
protected void doLock() throws SQLException {
// no-op
}
}