Class MergeDefinition<TTarget, TSource>.Operation

Inheritance
System.Object
MergeDefinition<TTarget, TSource>.Operation
Namespace: LinqToDB
Assembly: linq2db.dll
Syntax
public class Operation : object

Properties

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BySourcePredicate

Declaration
public Expression<Func<TTarget, bool>>? BySourcePredicate { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TTarget, System.Boolean>>>
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CreateExpression

Declaration
public Expression<Func<TSource, TTarget>>? CreateExpression { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TSource, TTarget>>>
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HasCondition

Declaration
public bool HasCondition { get; }
Property Value
Type Description
System.Boolean
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MatchedPredicate

Declaration
public Expression<Func<TTarget, TSource, bool>>? MatchedPredicate { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TTarget, TSource, System.Boolean>>>
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MatchedPredicate2

Declaration
public Expression<Func<TTarget, TSource, bool>>? MatchedPredicate2 { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TTarget, TSource, System.Boolean>>>
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NotMatchedPredicate

Declaration
public Expression<Func<TSource, bool>>? NotMatchedPredicate { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TSource, System.Boolean>>>
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Type

Declaration
public MergeOperationType Type { get; }
Property Value
Type Description
MergeOperationType
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UpdateBySourceExpression

Declaration
public Expression<Func<TTarget, TTarget>>? UpdateBySourceExpression { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TTarget, TTarget>>>
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UpdateExpression

Declaration
public Expression<Func<TTarget, TSource, TTarget>>? UpdateExpression { get; }
Property Value
Type Description
System.Nullable<Expression<Func<TTarget, TSource, TTarget>>>

Methods

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Delete(Expression<Func<TTarget, TSource, Boolean>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation Delete(Expression<Func<TTarget, TSource, bool>> predicate)
Parameters
Type Name Description
Expression<Func<TTarget, TSource, System.Boolean>> predicate
Returns
Type Description
MergeDefinition.Operation<>
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DeleteBySource(Expression<Func<TTarget, Boolean>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation DeleteBySource(Expression<Func<TTarget, bool>> predicate)
Parameters
Type Name Description
Expression<Func<TTarget, System.Boolean>> predicate
Returns
Type Description
MergeDefinition.Operation<>
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Insert(Expression<Func<TSource, Boolean>>, Expression<Func<TSource, TTarget>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation Insert(Expression<Func<TSource, bool>> predicate, Expression<Func<TSource, TTarget>> create)
Parameters
Type Name Description
Expression<Func<TSource, System.Boolean>> predicate
Expression<Func<TSource, TTarget>> create
Returns
Type Description
MergeDefinition.Operation<>
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Update(Expression<Func<TTarget, TSource, Boolean>>, Expression<Func<TTarget, TSource, TTarget>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation Update(Expression<Func<TTarget, TSource, bool>> predicate, Expression<Func<TTarget, TSource, TTarget>> update)
Parameters
Type Name Description
Expression<Func<TTarget, TSource, System.Boolean>> predicate
Expression<Func<TTarget, TSource, TTarget>> update
Returns
Type Description
MergeDefinition.Operation<>
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UpdateBySource(Expression<Func<TTarget, Boolean>>, Expression<Func<TTarget, TTarget>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation UpdateBySource(Expression<Func<TTarget, bool>> predicate, Expression<Func<TTarget, TTarget>> update)
Parameters
Type Name Description
Expression<Func<TTarget, System.Boolean>> predicate
Expression<Func<TTarget, TTarget>> update
Returns
Type Description
MergeDefinition.Operation<>
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UpdateWithDelete(Expression<Func<TTarget, TSource, Boolean>>, Expression<Func<TTarget, TSource, TTarget>>, Expression<Func<TTarget, TSource, Boolean>>)

Declaration
public static MergeDefinition<TTarget, TSource>.Operation UpdateWithDelete(Expression<Func<TTarget, TSource, bool>> updatePredicate, Expression<Func<TTarget, TSource, TTarget>> update, Expression<Func<TTarget, TSource, bool>> deletePredicate)
Parameters
Type Name Description
Expression<Func<TTarget, TSource, System.Boolean>> updatePredicate
Expression<Func<TTarget, TSource, TTarget>> update
Expression<Func<TTarget, TSource, System.Boolean>> deletePredicate
Returns
Type Description
MergeDefinition.Operation<>

Extension Methods