cn.schoolwow.quickdao.builder.sql.dql

接口 DQLSQLBuilder

所有已知实现类:

AbstractDQLSQLBuilder, H2DQLSQLBuilder, MySQLDQLSQLBuilder, PostgreDQLSQLBuilder, SQLiteDQLSQLBuilder, SQLServerDQLSQLBuilder

public interface DQLSQLBuilder

方法概要

限定符和类型	方法和说明
PreparedStatement	count(Query query) 获取符合条件的总数目
PreparedStatement	delete(Query query) 删除符合条件的数据库记录
PreparedStatement	fetch(Class clazz, long id) 根据id查询
PreparedStatement	fetch(Class clazz, String field, Object value) 根据字段值查询
PreparedStatement	fetchNull(Class clazz, String field) is null查询
PreparedStatement	getAggerateList(Query query) 返回聚合字段的数据库记录
PreparedStatement	getArray(Query query) 返回符合条件的数据库记录
PreparedStatement	getPartList(Query query) 返回指定字段的数据库记录
PreparedStatement	getUnionList(Query query) 合并查询
PreparedStatement	getValueList(String column, Query query) 返回指定单个字段的集合
PreparedStatement	update(Query query) 更新符合条件的记录

方法详细资料

fetchNull

PreparedStatement fetchNull(Class clazz,
                            String field)
                     throws SQLException

is null查询

抛出:

SQLException

fetch

PreparedStatement fetch(Class clazz,
                        long id)
                 throws SQLException

根据id查询

抛出:

SQLException

fetch

PreparedStatement fetch(Class clazz,
                        String field,
                        Object value)
                 throws SQLException

根据字段值查询

抛出:

SQLException

count

PreparedStatement count(Query query)
                 throws SQLException

获取符合条件的总数目

抛出:

SQLException

update

PreparedStatement update(Query query)
                  throws SQLException

更新符合条件的记录

抛出:

SQLException

delete

PreparedStatement delete(Query query)
                  throws SQLException

删除符合条件的数据库记录

抛出:

SQLException

getArray

PreparedStatement getArray(Query query)
                    throws SQLException

返回符合条件的数据库记录

抛出:

SQLException

getAggerateList

PreparedStatement getAggerateList(Query query)
                           throws SQLException

返回聚合字段的数据库记录

抛出:

SQLException

getValueList

PreparedStatement getValueList(String column,
                               Query query)
                        throws SQLException

返回指定单个字段的集合

抛出:

SQLException

getPartList

PreparedStatement getPartList(Query query)
                       throws SQLException

返回指定字段的数据库记录

抛出:

SQLException

getUnionList

PreparedStatement getUnionList(Query query)
                        throws SQLException

合并查询

抛出:

SQLException