import org.apache.lucene.search.Query;
import org.apache.lucene.search.TermQuery;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.core.message.UserMessages;

        }

        final QueryContext queryContext = new QueryContext(q, true);
        buildBaseQuery(queryContext, context);
        buildBoostQuery(queryContext);
        buildRoleQuery(queryContext, searchRequestType);
        buildVirtualHostQuery(queryContext, searchRequestType);

        if (!queryContext.hasSorts() && defaultSortBuilders != null) {
            queryContext.addSorts(defaultSortBuilders);
        }

pkg database/sql/driver, type Pinger interface { Ping }
pkg database/sql/driver, type Pinger interface, Ping(context.Context) error
pkg database/sql/driver, type QueryerContext interface { QueryContext }
pkg database/sql/driver, type QueryerContext interface, QueryContext(context.Context, string, []NamedValue) (Rows, error)
pkg database/sql/driver, type RowsColumnTypeDatabaseTypeName interface { Close, ColumnTypeDatabaseTypeName, Columns, Next }

import java.lang.Character.UnicodeBlock;

import org.apache.lucene.search.Query;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.util.LaRequestUtil;

        final QueryContext queryContext = ComponentUtil.getQueryHelper().build(params.getType(), query, context -> {
            context.skipRoleQuery();
        });
        return ComponentUtil.getSearchEngineClient()
                .deleteByQuery(ComponentUtil.getFessConfig().getIndexDocumentUpdateIndex(), queryContext.getQueryBuilder());
    }

    /**

	"gorm.io/gorm/schema"
	"gorm.io/gorm/utils"
)

func Query(db *gorm.DB) {
	if db.Error == nil {
		BuildQuerySQL(db)

		if !db.DryRun && db.Error == nil {
			rows, err := db.Statement.ConnPool.QueryContext(db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...)
			if err != nil {
				db.AddError(err)
				return
			}
			defer func() {
				db.AddError(rows.Close())
			}()
			gorm.Scan(rows, db, 0)

					mode |= gorm.ScanOnConflictDoNothing
				} else if len(onConflict.DoUpdates) > 0 || onConflict.UpdateAll {
					mode |= gorm.ScanUpdate
				}
			}

			rows, err := db.Statement.ConnPool.QueryContext(
				db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...,
			)
			if db.AddError(err) == nil {
				defer func() {
					db.AddError(rows.Close())
				}()
				gorm.Scan(rows, db, mode)

pkg database/sql, method (*Conn) PingContext(context.Context) error
pkg database/sql, method (*Conn) PrepareContext(context.Context, string) (*Stmt, error)
pkg database/sql, method (*Conn) QueryContext(context.Context, string, ...interface{}) (*Rows, error)
pkg database/sql, method (*Conn) QueryRowContext(context.Context, string, ...interface{}) *Row
pkg database/sql, method (*DB) Conn(context.Context) (*Conn, error)