Question: How to Update Two Tables in One Statement?Delete and Update Rows Using Inner Join in SQL Server. Posted September 2. This article explains how you can use Extended events to review failed logins in SQL Server. How to track the history of data changes using SQL Server 2016 System-Versioned Temporal Tables September 23, 2016 by Ahmad Yaseen. My company has a number of SQL installation scripts that build a fresh copy of our database. Each script relates to a specific SQL task. One script builds the. Vishwanath Dalvi in Database, SQL Server. Inner join is used to select rows from multiple tables based on a matching column in one or more tables. It compares each row value of a table with each row value of another table to find equal values. If equal value are found in multiple columns from multiple tables, they are returned in the result set. Basic Inner Join Syntax. SELECT T1. Columns, T2. Columns. FROM Table. T1 INNERJOIN Table. T2. ON T1. Pk. Id = T2 . Id. Update Using Inner Join in SQL Server. Using the same concept of Inner join, we can update rows in one table based on another table using Inner Join. Syntax for Update with Inner Join. UPDATE T2. SET T2. Name = T1 . Name. FROM Table. 2 as T2 INNERJOIN Table. T1. ON T1. Id = T1 . Id. To simplify syntax, T2 is an alias name for Table. Table. 1. On clause specifies the column names to find matching rows between both tables using Inner Join. SET specifies the Table. Name will be updated with values of Table. Update with Inner Join Example. IF OBJECT. Fruit. Name = T1 . Fruit. Name. FROM Table. T2 INNERJOIN Table. T1. ON T1. Id = T2 . Id. SELECT * FROM Table. SELECT * FROM Table. In the example above, NULL values rows in Table. Table. 1 rows based on a matching ID column. Before Update with Inner Join. After Update with Inner Join. Delete Using Inner Join. Using the same concept of Inner join, we can delete rows from one table based on another table using Inner Join. Syntax for Delete with Inner Join. DELETE T2. FROM Table. T2 INNERJOIN Table. T1. ON T1. Id = T1 . Id. To simplify syntax, T2 is an alias name for Table. Table. 1. On clause specifies columns names to find matching rows between both tables using Inner Join. IF OBJECT. Id = T2 . Id. SELECT * FROM Table. SELECT * FROM Table. In the example above, Rows with Id (1,2,3) are deleted from table T2 because it matches with Table. Id) Column with Inner join. Before Delete with Inner Join. After Delete with Inner Join. Currently SQL server does not support deleting rows from both the tables using one delete statement like other RDBMS. See also SQL Server Archives.
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