程序包 com.mysql.cj.xdevapi

接口 FindStatement

所有超级接口:

Statement<FindStatement,DocResult>

所有已知实现类:

FindStatementImpl

public interface FindStatement
extends Statement<FindStatement,DocResult>

A statement to find the set of documents according to the given specification.

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
FindStatement	fields(Expression docProjection)	Add/replace the field projection defining the result.
FindStatement	fields(String... projections)	Add/replace the field projections defining the result.
FindStatement	groupBy(String... groupBy)	Add/replace the aggregation fields for this query.
FindStatement	having(String having)	Add/replace the aggregate criteria for this query.
FindStatement	limit(long numberOfRows)	Add/replace the document limit for this query.
FindStatement	lockExclusive()	Locks matching rows exclusively so no other transactions can read or write to them.
FindStatement	lockExclusive(Statement.LockContention lockContention)	Locks matching rows exclusively so no other transactions can read or write to them, using the provided lock contention option.
FindStatement	lockShared()	Locks matching rows against updates.
FindStatement	lockShared(Statement.LockContention lockContention)	Locks matching rows against updates using the provided lock contention option.
FindStatement	offset(long limitOffset)	Add/replace the document offset for this query.
FindStatement	orderBy(String... sortFields)	Add/replace the order specification for this query.
default FindStatement	skip(long limitOffset)	已过时。 Deprecated in c/J 8.0.12, please use offset(long) instead.
FindStatement	sort(String... sortFields)	Add/replace the order specification 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

fields

FindStatement fields(String... projections)

Add/replace the field projections defining the result.

参数:

projections - projection expression

返回:

FindStatement

fields

FindStatement fields(Expression docProjection)

Add/replace the field projection defining the result.

参数:

docProjection - projection expression

返回:

FindStatement

groupBy

FindStatement groupBy(String... groupBy)

Add/replace the aggregation fields for this query.

参数:

groupBy - groupBy expression

返回:

FindStatement

having

FindStatement having(String having)

Add/replace the aggregate criteria for this query.

参数:

having - having expression

返回:

FindStatement

orderBy

FindStatement orderBy(String... sortFields)

Add/replace the order specification for this query.

参数:

sortFields - sort expression

返回:

FindStatement

sort

FindStatement sort(String... sortFields)

Add/replace the order specification for this query.

Synonym for orderBy(String...)

参数:

sortFields - sort expression

返回:

FindStatement

skip

@Deprecated
default FindStatement skip(long limitOffset)

已过时。

Deprecated in c/J 8.0.12, please use offset(long) instead.

Add/replace the document offset for this query.

参数:

limitOffset - number of documents to skip

返回:

FindStatement

offset

FindStatement offset(long limitOffset)

Add/replace the document offset for this query.

参数:

limitOffset - number of documents to skip

返回:

FindStatement

limit

FindStatement limit(long numberOfRows)

Add/replace the document limit for this query.

参数:

numberOfRows - limit

返回:

FindStatement

lockShared

FindStatement lockShared()

Locks matching rows against updates.

返回:

FindStatement

lockShared

FindStatement 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:

FindStatement

lockExclusive

FindStatement lockExclusive()

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

返回:

FindStatement

lockExclusive

FindStatement 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:

FindStatement