org.teasoft.honey.osql.core

Class SqlLib

java.lang.Object

org.teasoft.honey.osql.core.AbstractBase

org.teasoft.honey.osql.core.SqlLib

All Implemented Interfaces:

Serializable, org.teasoft.bee.osql.BeeSql

public class SqlLib
extends AbstractBase
implements org.teasoft.bee.osql.BeeSql, Serializable

直接操作数据库，并返回结果.在该类中的sql字符串要是DB能识别的SQL语句 Directly operate the database and return the result.
The SQL string in this class should be an SQL statement recognized by DB.

Since:

1.0

Author:

Kingstar Create on 2013-6-30 下午10:32:53

See Also:

Serialized Form

Field Summary

Fields inherited from class org.teasoft.honey.osql.core.AbstractBase

INDEX1, INDEX2, openFieldTypeHandler

Constructor Summary

Constructors

Constructor and Description
SqlLib()

Method Summary

Modifier and Type	Method and Description
int	batch(String[] sql)
int	batch(String[] sql, int batchSize)
protected void	checkClose(Statement stmt, Connection conn)
protected void	closeConn(Connection conn)
long	insertAndReturnId(String sql)
int	modify(String sql)
<T> List<T>	moreTableSelect(String sql, T entity)
List<String[]>	select(String sql)
<T> List<T>	select(String sql, Class<T> entityClass)
String	selectFun(String sql) SQL function: max,min,avg,sum,count.
String	selectJson(String sql)
List<Map<String,Object>>	selectMapList(String sql)
ResultSet	selectRs(String sql)
<T> List<T>	selectSomeField(String sql, Class<T> entityClass)

Methods inherited from class org.teasoft.honey.osql.core.AbstractBase

_toColumnName, addInCache, clearContext, clearContext, clearInCache, createObject, getCache, getShowShardingSQL, getShowSQL, initRoute, isConfuseDuplicateFieldDB, isConstraint, isJoson, jsonHandlerProcess, logAffectRow, logDsTab, logSelectRows, logSQL, setCache, shardingIndex, updateInfoInCache

Methods inherited from class java.lang.Object

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

Constructor Detail

SqlLib

public SqlLib()

Method Detail

select

public <T> List<T> select(String sql,
                          Class<T> entityClass)

Specified by:

select in interface org.teasoft.bee.osql.BeeSql

selectSomeField

public <T> List<T> selectSomeField(String sql,
                                   Class<T> entityClass)

Specified by:

selectSomeField in interface org.teasoft.bee.osql.BeeSql

selectRs

public ResultSet selectRs(String sql)

Specified by:

selectRs in interface org.teasoft.bee.osql.BeeSql

selectFun

public String selectFun(String sql)

SQL function: max,min,avg,sum,count. 如果统计的结果集为空,除了count返回0,其它都返回空字符.

Specified by:

selectFun in interface org.teasoft.bee.osql.BeeSql

select

public List<String[]> select(String sql)

Specified by:

select in interface org.teasoft.bee.osql.BeeSql

selectMapList

public List<Map<String,Object>> selectMapList(String sql)

Specified by:

selectMapList in interface org.teasoft.bee.osql.BeeSql

modify

public int modify(String sql)

Specified by:

modify in interface org.teasoft.bee.osql.BeeSql

insertAndReturnId

public long insertAndReturnId(String sql)

Specified by:

insertAndReturnId in interface org.teasoft.bee.osql.BeeSql

selectJson

public String selectJson(String sql)

Specified by:

selectJson in interface org.teasoft.bee.osql.BeeSql

Since:

1.1

batch

public int batch(String[] sql)

Specified by:

batch in interface org.teasoft.bee.osql.BeeSql

batch

public int batch(String[] sql,
                 int batchSize)

Specified by:

batch in interface org.teasoft.bee.osql.BeeSql

checkClose

protected void checkClose(Statement stmt,
                          Connection conn)

closeConn

protected void closeConn(Connection conn)

moreTableSelect

public <T> List<T> moreTableSelect(String sql,
                                   T entity)

Specified by:

moreTableSelect in interface org.teasoft.bee.osql.BeeSql