DynamicQueryEngineBaseCreateUpdateDQ Method (IEntityFieldCore, IFieldPersistenceInfo, DbConnection, ListIPredicate, IPredicate, IRelationCollection) |
Creates a new Update Query object which is ready to use. Only 'changed' EntityFieldCore are included in the update query.
Primary Key fields are never updated.
Namespace:
SD.LLBLGen.Pro.ORMSupportClasses
Assembly:
SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.6.0.0 (5.6.19.0117)
Syntax public IActionQuery CreateUpdateDQ(
IEntityFieldCore[] fields,
IFieldPersistenceInfo[] fieldsPersistenceInfo,
DbConnection connectionToUse,
List<IPredicate> pkFilters,
IPredicate additionalUpdateFilter,
IRelationCollection relationsToWalk
)
Public Function CreateUpdateDQ (
fields As IEntityFieldCore(),
fieldsPersistenceInfo As IFieldPersistenceInfo(),
connectionToUse As DbConnection,
pkFilters As List(Of IPredicate),
additionalUpdateFilter As IPredicate,
relationsToWalk As IRelationCollection
) As IActionQuery
Parameters
- fields
- Type: SD.LLBLGen.Pro.ORMSupportClassesIEntityFieldCore
Array of EntityFieldCore objects to use to build the insert query - fieldsPersistenceInfo
- Type: SD.LLBLGen.Pro.ORMSupportClassesIFieldPersistenceInfo
Array of IFieldPersistenceInfo objects to use to build the update query - connectionToUse
- Type: System.Data.CommonDbConnection
The connection to use for the query - pkFilters
- Type: System.Collections.GenericListIPredicate
Arraylist, with for each entity (from root to leaf) the PK filter for that entity. - additionalUpdateFilter
- Type: SD.LLBLGen.Pro.ORMSupportClassesIPredicate
Extra predicate for concurrency purposes. - relationsToWalk
- Type: SD.LLBLGen.Pro.ORMSupportClassesIRelationCollection
list of EntityRelation objects, which will be used to formulate a FROM clause with INNER JOINs.
Return Value
Type:
IActionQueryIActionQuery instance which is ready to be used.
Exceptions Exception | Condition |
---|
ArgumentNullException | When fields is null or when updateFilter is null or
when relationsToWalk is null or when fieldsPersistence is null |
ArgumentException | When fields contains no EntityFieldCore instances or fieldsPersistenceInfo is empty. |
See Also