UpdateAndSelectSqlGenerator.AppendDeleteAndSelectOperation Method
Definition
Important
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Appends SQL for updating a row to the commands being built, via a DELETE followed by a SELECT for concurrency checking.
protected virtual Microsoft.EntityFrameworkCore.Update.ResultSetMapping AppendDeleteAndSelectOperation (System.Text.StringBuilder commandStringBuilder, Microsoft.EntityFrameworkCore.Update.IReadOnlyModificationCommand command, int commandPosition, out bool requiresTransaction);abstract member AppendDeleteAndSelectOperation : System.Text.StringBuilder * Microsoft.EntityFrameworkCore.Update.IReadOnlyModificationCommand * int * bool -> Microsoft.EntityFrameworkCore.Update.ResultSetMapping
override this.AppendDeleteAndSelectOperation : System.Text.StringBuilder * Microsoft.EntityFrameworkCore.Update.IReadOnlyModificationCommand * int * bool -> Microsoft.EntityFrameworkCore.Update.ResultSetMappingProtected Overridable Function AppendDeleteAndSelectOperation (commandStringBuilder As StringBuilder, command As IReadOnlyModificationCommand, commandPosition As Integer, ByRef requiresTransaction As Boolean) As ResultSetMappingParameters
- commandStringBuilder
- StringBuilder
The builder to which the SQL should be appended.
- command
- IReadOnlyModificationCommand
The command that represents the delete operation.
- commandPosition
- Int32
The ordinal of this command in the batch.
- requiresTransaction
- Boolean
Returns whether the SQL appended must be executed in a transaction to work correctly.
Returns
The ResultSetMapping for the command.
Applies to
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Entity Framework