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14 de nov. de 2023 · The MERGE statement runs insert, update, or delete operations on a target table from the results of a join with a source table. For example, synchronize two tables by inserting, updating, or deleting rows in one table based on differences found in the other table. Note.
14 de nov. de 2023 · Se aplica a: SQL Server Azure SQL Database Azure SQL Instancia administrada Azure Synapse Analytics La instrucción MERGE inserta, actualiza o elimina operaciones en una tabla de destino a partir de los resultados de una combinación con una tabla de origen.
This tutorial shows you how to use the SQL Server MERGE statement to update data in a table based on values matched from another table.
6 de jun. de 2018 · Ejemplo práctico usando MERGE para sincronizar dos tablas, Insert, Update y Delete en un solo query. Válido para SQL SERVER 2008 o superior.
27 de jul. de 2020 · The MERGE statement in SQL is a very popular clause that can handle inserts, updates, and deletes all in a single transaction without having to write separate logic for each of these. You can specify conditions on which you expect the MERGE statement to insert, update, or delete, etc.
MERGE statement is used to synchronize two tables by inserting, deleting, and updating the target table rows based on the join condition with the source table. Let us discuss a few examples on the MERGE statement using demo tables.
Solution. We will create some sample tables and data and then show how to do an INSERT and UPDATE then show how to use MERGE to do the same thing with one statement. Create Sample Data. The following code with DDL and DML statements is used to prepare data for this example. Two tables, Sales1 and Sales2, will be created: Table Sales1 is made up of:
