if field := stmt.Schema.LookUpField(name); field != nil {
				name = field.DBName
			}
		}

		return m.DB.Exec(
			"ALTER TABLE ? DROP COLUMN ?", m.CurrentTable(stmt), clause.Column{Name: name},
		).Error
	})
}

// AlterColumn alter value's `field` column' type based on schema definition
func (m Migrator) AlterColumn(value interface{}, field string) error {

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

import org.codelibs.core.exception.SQLRuntimeException;

/**
 * {@link PreparedStatement}用のユーティリティクラスです。
 *
 * @author higa
 */
public abstract class PreparedStatementUtil {

    /**
     * クエリを実行します。
     *
     * @param ps
     *            {@link PreparedStatement}。{@literal null}であってはいけません
     * @return {@link ResultSet}

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.es.config.allcommon.EsAbstractEntity;
import org.codelibs.fess.es.config.bsentity.dbmeta.BadWordDbm;

/**
 * ${table.comment}
 * @author ESFlute (using FreeGen)
 */
public class BsBadWord extends EsAbstractEntity {

    // ===================================================================================

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.es.config.allcommon.EsAbstractEntity;
import org.codelibs.fess.es.config.bsentity.dbmeta.FailureUrlDbm;

/**
 * ${table.comment}
 * @author ESFlute (using FreeGen)
 */
public class BsFailureUrl extends EsAbstractEntity {

    // ===================================================================================

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.es.config.allcommon.EsAbstractEntity;
import org.codelibs.fess.es.config.bsentity.dbmeta.RelatedQueryDbm;

/**
 * ${table.comment}
 * @author ESFlute (using FreeGen)
 */
public class BsRelatedQuery extends EsAbstractEntity {

    // ===================================================================================

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.es.config.allcommon.EsAbstractEntity;
import org.codelibs.fess.es.config.bsentity.dbmeta.RequestHeaderDbm;

/**
 * ${table.comment}
 * @author ESFlute (using FreeGen)
 */
public class BsRequestHeader extends EsAbstractEntity {

    // ===================================================================================

import org.codelibs.fess.es.config.cbean.cq.bs.BsFileAuthenticationCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsFileAuthenticationCB extends EsAbstractConditionBean {

    // ===================================================================================

import org.codelibs.fess.es.config.cbean.cq.bs.BsPathMappingCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsPathMappingCB extends EsAbstractConditionBean {

    // ===================================================================================

import org.codelibs.fess.es.config.cbean.cq.bs.BsRelatedContentCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsRelatedContentCB extends EsAbstractConditionBean {

    // ===================================================================================

import static com.google.common.truth.Truth.assertThat;

import com.google.common.annotations.GwtCompatible;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/** @author Luiz-Otavio "Z" Zorzella */
@GwtCompatible
public class TearDownStackTest extends TestCase {

  private TearDownStack tearDownStack = new TearDownStack();

  public void testSingleTearDown() throws Exception {