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UpdateAndSelectSqlGenerator.AppendDeleteAndSelectOperation Method

Definition

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.ResultSetMapping
Protected Overridable Function AppendDeleteAndSelectOperation (commandStringBuilder As StringBuilder, command As IReadOnlyModificationCommand, commandPosition As Integer, ByRef requiresTransaction As Boolean) As ResultSetMapping

Parameters

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