程序包 com.mysql.cj.xdevapi

接口 SelectStatement

所有超级接口:

Statement<SelectStatement,RowResult>

所有已知实现类:

SelectStatementImpl

public interface SelectStatement
extends Statement<SelectStatement,RowResult>

A statement representing a SELECT query.

嵌套类概要

从接口继承的嵌套类/接口 com.mysql.cj.xdevapi.Statement

Statement.LockContention

方法概要

修饰符和类型	方法	说明
FilterParams	getFilterParams()	Return FilterParams defined for this statement.
SelectStatement	groupBy(String... groupBy)	Add/replace the aggregation fields for this query.
SelectStatement	having(String having)	Add/replace the aggregate criteria for this query.
SelectStatement	limit(long numberOfRows)	Add/replace the row limit for this query.
SelectStatement	lockExclusive()	Locks matching rows exclusively so no other transactions can read or write to them.
SelectStatement	lockExclusive(Statement.LockContention lockContention)	Locks matching rows exclusively so no other transactions can read or write to them, using the provided lock contention option.
SelectStatement	lockShared()	Locks matching rows against updates.
SelectStatement	lockShared(Statement.LockContention lockContention)	Locks matching rows against updates using the provided lock contention option.
SelectStatement	offset(long limitOffset)	Add/replace the row offset for this query.
SelectStatement	orderBy(String... sortFields)	Add/replace the order specification for this query.
SelectStatement	where(String searchCondition)	Add/replace the search condition for this query.

从接口继承的方法 com.mysql.cj.xdevapi.Statement

bind, bind, bind, bind, clearBindings, execute, executeAsync

方法详细资料

where

SelectStatement where(String searchCondition)

Add/replace the search condition for this query.

参数:

searchCondition - search condition expression

返回:

SelectStatement

groupBy

SelectStatement groupBy(String... groupBy)

Add/replace the aggregation fields for this query.

参数:

groupBy - groupBy expression

返回:

SelectStatement

having

SelectStatement having(String having)

Add/replace the aggregate criteria for this query.

参数:

having - having expression

返回:

SelectStatement

orderBy

SelectStatement orderBy(String... sortFields)

Add/replace the order specification for this query.

参数:

sortFields - sort expression

返回:

SelectStatement

limit

SelectStatement limit(long numberOfRows)

Add/replace the row limit for this query.

参数:

numberOfRows - limit

返回:

SelectStatement

offset

SelectStatement offset(long limitOffset)

Add/replace the row offset for this query.

参数:

limitOffset - limit offset

返回:

SelectStatement

lockShared

SelectStatement lockShared()

Locks matching rows against updates.

返回:

SelectStatement

lockShared

SelectStatement lockShared(Statement.LockContention lockContention)

Locks matching rows against updates using the provided lock contention option.

参数:

lockContention - The Statement.LockContention value to set.

返回:

SelectStatement

lockExclusive

SelectStatement lockExclusive()

Locks matching rows exclusively so no other transactions can read or write to them.

返回:

SelectStatement

lockExclusive

SelectStatement lockExclusive(Statement.LockContention lockContention)

Locks matching rows exclusively so no other transactions can read or write to them, using the provided lock contention option.

参数:

lockContention - The Statement.LockContention value to set.

返回:

SelectStatement

getFilterParams

FilterParams getFilterParams()

Return FilterParams defined for this statement.

返回:

FilterParams