private void SetupDeleteTrigger(SQL.DataClasses.Table Table)
{
StringBuilder Columns = new StringBuilder();
StringBuilder Builder = new StringBuilder();
Builder.Append("CREATE TRIGGER dbo.").Append(Table.Name).Append("_Audit_D ON dbo.")
.Append(Table.Name).Append(" FOR DELETE AS IF @@rowcount=0 RETURN")
.Append(" INSERT INTO dbo.").Append(Table.Name).Append("Audit").Append("(");
string Splitter = "";
foreach (Utilities.SQL.DataClasses.Interfaces.IColumn Column in Table.Columns)
{
Columns.Append(Splitter).Append(Column.Name);
Splitter = ",";
}
Builder.Append(Columns.ToString());
Builder.Append(",AuditType) SELECT ");
Builder.Append(Columns.ToString());
Builder.Append(",'D' FROM deleted");
Table.AddTrigger(Table.Name + "_Audit_D", Builder.ToString(), TriggerType.INSERT);
}
private void SetupInsertUpdateTrigger(SQL.DataClasses.Table Table)
{
StringBuilder Columns = new StringBuilder();
StringBuilder Builder = new StringBuilder();
Builder.Append("CREATE TRIGGER dbo.").Append(Table.Name).Append("_Audit_IU ON dbo.")
.Append(Table.Name).Append(" FOR INSERT,UPDATE AS IF @@rowcount=0 RETURN declare @AuditType")
.Append(" char(1) declare @DeletedCount int SELECT @DeletedCount=count(*) FROM DELETED IF @DeletedCount=0")
.Append(" BEGIN SET @AuditType='I' END ELSE BEGIN SET @AuditType='U' END")
.Append(" INSERT INTO dbo.").Append(Table.Name).Append("Audit").Append("(");
string Splitter = "";
foreach (Utilities.SQL.DataClasses.Interfaces.IColumn Column in Table.Columns)
{
Columns.Append(Splitter).Append(Column.Name);
Splitter = ",";
}
Builder.Append(Columns.ToString());
Builder.Append(",AuditType) SELECT ");
Builder.Append(Columns.ToString());
Builder.Append(",@AuditType FROM inserted");
Table.AddTrigger(Table.Name + "_Audit_IU", Builder.ToString(), TriggerType.INSERT);
}