DynamicQueryEngineCreateSingleTargetUpdateDQ Method (IEntityFieldCore, IFieldPersistenceInfo, IActionQuery, IPredicate)

Creates a new Update Query object which is ready to use. Only 'changed' EntityFieldCore fields are included in the update query. Primary Key fields are never updated.

Namespace: SD.LLBLGen.Pro.DQE.DB2
Assembly: SD.LLBLGen.Pro.DQE.DB2 (in SD.LLBLGen.Pro.DQE.DB2.dll) Version: 5.6.0.0 (5.6.19.0117)

Syntax

Copy

protected override void CreateSingleTargetUpdateDQ(
	IEntityFieldCore[] fields,
	IFieldPersistenceInfo[] fieldsPersistenceInfo,
	IActionQuery query,
	IPredicate updateFilter
)

Protected Overrides Sub CreateSingleTargetUpdateDQ ( 
	fields As IEntityFieldCore(),
	fieldsPersistenceInfo As IFieldPersistenceInfo(),
	query As IActionQuery,
	updateFilter As IPredicate
)

Parameters

fields: Type: SD.LLBLGen.Pro.ORMSupportClassesIEntityFieldCore
EntityFieldCore array to use to build the update query.
fieldsPersistenceInfo: Type: SD.LLBLGen.Pro.ORMSupportClassesIFieldPersistenceInfo
Array of IFieldPersistenceInfo objects to use to build the update query
query: Type: SD.LLBLGen.Pro.ORMSupportClassesIActionQuery
The query object to fill.
updateFilter: Type: SD.LLBLGen.Pro.ORMSupportClassesIPredicate
A complete IPredicate implementing object which contains the filter for the rows to update

Exceptions

Exception	Condition
ArgumentNullException	When fields is null or fieldsPersistenceInfo is null
ArgumentException	When fields contains no EntityFieldCore instances or fieldsPersistenceInfo is empty.

Reference

DynamicQueryEngine Class

CreateSingleTargetUpdateDQ Overload

SD.LLBLGen.Pro.DQE.DB2 Namespace