Sep 8, 2025 · The MERGE statement runs insert, update, or delete operations on a target table from the results of a join with a source table.

The following example captures data returned from the OUTPUT clause of a MERGE statement, and inserts that data into another table. The MERGE statement updates the Quantity column …

Nov 28, 2020 · Here is a simple example that you can play with. The target table initially has the name of the numbers in Finnish, while the source table has them in English. This particular …

Aug 27, 2024 · Use this sample to learn how to simulate the Transact-SQL MERGE statement in a natively compiled module.

Nov 29, 2023 · If there are plenty of other deadlocks on the server, it can take a little time to find this particular deadlock in the output. But the timestamp may help to constrain your search.

Nov 22, 2024 · This article summarizes the categories of statements for use with Transact-SQL (T-SQL) in addition to the SELECT statement. You can find all of the statements listed in the …

May 11, 2022 · During the MERGE, it can't see all rows and it would assume some rows are missing and not matched at all, then it will try to insert the row. It's actually the insert that …

Feb 17, 2021 · A MERGE statement cannot UPDATE/DELETE the same row of the target table multiple times. Refine the ON clause to ensure a target row matches at most one source row, …

The following example is a Azure Synapse Analytics SELECT statement that contains a label and multiple query hints. When the query is run on the Compute nodes, SQL Server applies a hash …

Jun 25, 2025 · This is derived from a simple query and defined within the execution scope of a single SELECT, INSERT, UPDATE, MERGE, or DELETE statement. This clause can also be …