org.apache.shardingsphere.shardingjdbc.executor

类 PreparedStatementExecutor

java.lang.Object

org.apache.shardingsphere.shardingjdbc.executor.AbstractStatementExecutor

org.apache.shardingsphere.shardingjdbc.executor.PreparedStatementExecutor

public final class PreparedStatementExecutor
extends AbstractStatementExecutor

Prepared statement executor.

构造器概要

构造器

构造器和说明
PreparedStatementExecutor(int resultSetType, int resultSetConcurrency, int resultSetHoldability, boolean returnGeneratedKeys, ShardingConnection shardingConnection)

方法概要

限定符和类型	方法和说明
boolean	execute() Execute SQL.
List<org.apache.shardingsphere.underlying.executor.QueryResult>	executeQuery() Execute query.
int	executeUpdate() Execute update.
void	init(org.apache.shardingsphere.underlying.executor.context.ExecutionContext executionContext) Initialize executor.

从类继承的方法 org.apache.shardingsphere.shardingjdbc.executor.AbstractStatementExecutor

cacheStatements, clear, executeCallback, isAccumulate

从类继承的方法 java.lang.Object

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

构造器详细资料

PreparedStatementExecutor

public PreparedStatementExecutor(int resultSetType,
                                 int resultSetConcurrency,
                                 int resultSetHoldability,
                                 boolean returnGeneratedKeys,
                                 ShardingConnection shardingConnection)

方法详细资料

init

public void init(org.apache.shardingsphere.underlying.executor.context.ExecutionContext executionContext)
          throws SQLException

Initialize executor.

参数:

executionContext - execution context

抛出:

SQLException - SQL exception

executeQuery

public List<org.apache.shardingsphere.underlying.executor.QueryResult> executeQuery()
                                                                             throws SQLException

Execute query.

返回:

result set list

抛出:

SQLException - SQL exception

executeUpdate

public int executeUpdate()
                  throws SQLException

Execute update.

返回:

effected records count

抛出:

SQLException - SQL exception

execute

public boolean execute()
                throws SQLException

Execute SQL.

返回:

return true if is DQL, false if is DML

抛出:

SQLException - SQL exception