public Class DocFilterParams

Class Inheritance

extends AbstractFilterParams

java.lang.Object
com.mysql.cj.xdevapi.AbstractFilterParams
com.mysql.cj.xdevapi.DocFilterParams

Imports

java.util.Arrays, .Collections, java.util.stream.Collectors, com.mysql.cj.x.protobuf.MysqlxCrud.Projection

FilterParams implementation for com.mysql.cj.xdevapi.Collection syntax.

Field Summary

Inherited from com.mysql.cj.xdevapi.AbstractFilterParams:: args collection criteriaStr fields groupBy having isRelational limit lock lockOption offset orderExpr projection supportsOffset

Constructor Summary

Access	Constructor and Description
public	DocFilterParams(String Schema name schemaName, String Collection name collectionName) Constructor.
public	DocFilterParams(String Schema name schemaName, String Collection name collectionName, boolean Whether OFFSET is supported or not supportsOffset) Constructor.

Method Summary

Modifier and Type	Method and Description
public void	setFields(Expression projection expression docProjection) Parse projection expressions into X Protocol Projection objects.
public void	setFields(String... projection expression projection) Implements abstract com.mysql.cj.xdevapi.AbstractFilterParams.setFields. Implements com.mysql.cj.xdevapi.FilterParams.setFields. Parse projection expressions into X Protocol Projection objects.

Constructor Detail

DocFilterParams	back to summary
public DocFilterParams(String schemaName, String collectionName) Constructor. Parameters schemaName:String Schema name collectionName:String Collection name

DocFilterParams

back to summary

public DocFilterParams(String schemaName, String collectionName)

Constructor.

Parameters

schemaName:String: Schema name
collectionName:String: Collection name

DocFilterParams	back to summary
public DocFilterParams(String schemaName, String collectionName, boolean supportsOffset) Constructor. Parameters schemaName:String Schema name collectionName:String Collection name supportsOffset:boolean Whether OFFSET is supported or not

DocFilterParams

back to summary

public DocFilterParams(String schemaName, String collectionName, boolean supportsOffset)

Constructor.

Parameters

schemaName:String: Schema name
collectionName:String: Collection name
supportsOffset:boolean: Whether OFFSET is supported or not

Method Detail

setFields	back to summary
public void setFields(Expression docProjection) Parse projection expressions into X Protocol Projection objects. Parameters docProjection:Expression projection expression

setFields

back to summary

public void setFields(Expression docProjection)

Parse projection expressions into X Protocol Projection objects.

Parameters

docProjection:Expression: projection expression

setFields	back to summary
public void setFields(String... projection) Implements abstract com.mysql.cj.xdevapi.AbstractFilterParams.setFields. Implements com.mysql.cj.xdevapi.FilterParams.setFields. Doc from com.mysql.cj.xdevapi.FilterParams.setFields. Parse projection expressions into X Protocol Projection objects. collection.find().fields("CAST($.x as SIGNED) as x").execute(); table.select("_id, name, birthday, age").execute(); table.select("age as age_group, count(name) as cnt, something").execute(); Parameters projection:String[] projection expression Annotations @Override

setFields

back to summary

public void setFields(String... projection)

Implements abstract com.mysql.cj.xdevapi.AbstractFilterParams.setFields.

Implements com.mysql.cj.xdevapi.FilterParams.setFields.

Doc from com.mysql.cj.xdevapi.FilterParams.setFields.

Parse projection expressions into X Protocol Projection objects.

collection.find().fields("CAST($.x as SIGNED) as x").execute();
table.select("_id, name, birthday, age").execute();
table.select("age as age_group, count(name) as cnt, something").execute();

Parameters

projection:String[]: projection expression

Annotations

@Override