程序包 com.xwl41.common.basic.helper.db

类 MySQLHelper

java.lang.Object

com.xwl41.common.basic.helper.db.AbstractDbHelper

com.xwl41.common.basic.helper.db.MySQLHelper

所有已实现的接口:

DbHelper

public class MySQLHelper
extends AbstractDbHelper

字段概要

从类继承的字段 com.xwl41.common.basic.helper.db.AbstractDbHelper

config

方法概要

修饰符和类型	方法	说明
protected DbConfig	assembleDbConfig(String host, Integer port, String username, String password, String dbName)	组装数据库配置类实例
Map<String,String>	getTableColumns(String tableName)	获取数据库表的字段-字段类型映射
Map<String,String>	getTableColumns(String tableSchema, String tableName)
Map<String,String>	getTableColumns(Connection conn, String tableName)
Map<String,String>	getTableColumns(Connection conn, String tableSchema, String tableName)
static MySQLHelper	newInstance()

从类继承的方法 com.xwl41.common.basic.helper.db.AbstractDbHelper

execute, executeQuery, executeUpdate, getConfig, getConnection, getConnection, getConnection, getDataSource, getDataSource, init, init, init, setConfig

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

方法详细资料

newInstance

public static MySQLHelper newInstance()

getTableColumns

public Map<String,String> getTableColumns(Connection conn,
                                                String tableSchema,
                                                String tableName)
                                         throws SQLException

抛出:

SQLException

getTableColumns

public Map<String,String> getTableColumns(String tableName)
                                         throws SQLException

从接口复制的说明: DbHelper

获取数据库表的字段-字段类型映射

参数:

tableName - 数据库表名称

返回:

字段-字段类型Map映射

抛出:

SQLException - SQL异常

getTableColumns

public Map<String,String> getTableColumns(Connection conn,
                                                String tableName)
                                         throws SQLException

抛出:

SQLException

getTableColumns

public Map<String,String> getTableColumns(String tableSchema,
                                                String tableName)
                                         throws SQLException

抛出:

SQLException

assembleDbConfig

protected DbConfig assembleDbConfig(String host,
                                    Integer port,
                                    String username,
                                    String password,
                                    String dbName)

从类复制的说明: AbstractDbHelper

组装数据库配置类实例

指定者:

assembleDbConfig 在类中 AbstractDbHelper

返回: