Package com.mysql.cj.xdevapi

Class FindStatementImpl

java.lang.Object

com.mysql.cj.xdevapi.PreparableStatement<RES_T>

com.mysql.cj.xdevapi.FilterableStatement<FindStatement,DocResult>

com.mysql.cj.xdevapi.FindStatementImpl

All Implemented Interfaces:

FindStatement, Statement<FindStatement,DocResult>

public class FindStatementImpl
extends FilterableStatement<FindStatement,DocResult>
implements FindStatement

FindStatement implementation.

Nested Class Summary

Nested classes/interfaces inherited from class com.mysql.cj.xdevapi.PreparableStatement

PreparableStatement.PreparableStatementFinalizer, PreparableStatement.PreparedState

Nested classes/interfaces inherited from interface com.mysql.cj.xdevapi.Statement

Statement.LockContention

Field Summary

Fields inherited from class com.mysql.cj.xdevapi.FilterableStatement

filterParams

Fields inherited from class com.mysql.cj.xdevapi.PreparableStatement

mysqlxSession, preparedState, preparedStatementId

Method Summary

Modifier and Type	Method	Description
java.util.concurrent.CompletableFuture<DocResult>	executeAsync()	Execute the statement asynchronously.
protected DocResult	executePreparedStatement()	Executes a previously server-prepared statement.
protected DocResult	executeStatement()	Executes the statement directly (non-prepared).
FindStatement	fields(Expression docProjection)	Add/replace the field projection defining the result.
FindStatement	fields(java.lang.String... projection)	Add/replace the field projections defining the result.
protected XMessage	getPrepareStatementXMessage()	Returns the XMessage needed to prepare this statement.
FindStatement	groupBy(java.lang.String... groupBy)	Add/replace the aggregation fields for this query.
FindStatement	having(java.lang.String having)	Add/replace the aggregate criteria 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	where(java.lang.String searchCondition)	Deprecated. Deprecated in Connector/J 8.0.17.

Methods inherited from class com.mysql.cj.xdevapi.FilterableStatement

bind, clearBindings, isRelational, limit, offset, orderBy, sort

Methods inherited from class com.mysql.cj.xdevapi.PreparableStatement

deallocatePrepared, execute, getMessageBuilder, resetPrepareState, setReprepareState

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.mysql.cj.xdevapi.FindStatement

limit, offset, orderBy, skip, sort

Methods inherited from interface com.mysql.cj.xdevapi.Statement

bind, bind, bind, bind, clearBindings, execute

Method Details

executeStatement

protected DocResult executeStatement()

Description copied from class: PreparableStatement

Executes the statement directly (non-prepared). Implementation is dependent on the statement type.

Specified by:

executeStatement in class PreparableStatement<DocResult>

Returns:

the object returned from the lower level statement execution

getPrepareStatementXMessage

protected XMessage getPrepareStatementXMessage()

Description copied from class: PreparableStatement

Returns the XMessage needed to prepare this statement. Implementation is dependent on the statement type.

Specified by:

getPrepareStatementXMessage in class PreparableStatement<DocResult>

Returns:

the XMessage that prepares this statement

executePreparedStatement

protected DocResult executePreparedStatement()

Description copied from class: PreparableStatement

Executes a previously server-prepared statement. Implementation is dependent on the statement type.

Specified by:

executePreparedStatement in class PreparableStatement<DocResult>

Returns:

the object returned from the lower level statement execution

executeAsync

public java.util.concurrent.CompletableFuture<DocResult> executeAsync()

Description copied from interface: Statement

Execute the statement asynchronously.

Specified by:

executeAsync in interface Statement<FindStatement,DocResult>

Returns:

CompletableFuture for result

fields

public FindStatement fields(java.lang.String... projection)

Description copied from interface: FindStatement

Add/replace the field projections defining the result.

Specified by:

fields in interface FindStatement

Parameters:

projection - projection expression

Returns:

FindStatement

fields

public FindStatement fields(Expression docProjection)

Description copied from interface: FindStatement

Add/replace the field projection defining the result.

Specified by:

fields in interface FindStatement

Parameters:

docProjection - projection expression

Returns:

FindStatement

groupBy

public FindStatement groupBy(java.lang.String... groupBy)

Description copied from interface: FindStatement

Add/replace the aggregation fields for this query.

Specified by:

groupBy in interface FindStatement

Parameters:

groupBy - groupBy expression

Returns:

FindStatement

having

public FindStatement having(java.lang.String having)

Description copied from interface: FindStatement

Add/replace the aggregate criteria for this query.

Specified by:

having in interface FindStatement

Parameters:

having - having expression

Returns:

FindStatement

lockShared

public FindStatement lockShared()

Description copied from interface: FindStatement

Locks matching rows against updates.

Specified by:

lockShared in interface FindStatement

Returns:

FindStatement

lockShared

public FindStatement lockShared(Statement.LockContention lockContention)

Description copied from interface: FindStatement

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

Specified by:

lockShared in interface FindStatement

Parameters:

lockContention - The Statement.LockContention value to set.

Returns:

FindStatement

lockExclusive

public FindStatement lockExclusive()

Description copied from interface: FindStatement

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

Specified by:

lockExclusive in interface FindStatement

Returns:

FindStatement

lockExclusive

public FindStatement lockExclusive(Statement.LockContention lockContention)

Description copied from interface: FindStatement

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

Specified by:

lockExclusive in interface FindStatement

Parameters:

lockContention - The Statement.LockContention value to set.

Returns:

FindStatement

where

@Deprecated public FindStatement where(java.lang.String searchCondition)

Deprecated.

Deprecated in Connector/J 8.0.17. Please use filter criteria in the operation starting method.

Description copied from class: FilterableStatement

Add search condition to this statement.

 table.delete().where("age == 13").execute();
 

Overrides:

where in class FilterableStatement<FindStatement,DocResult>

Parameters:

searchCondition - expression

Returns:

this statement