How do I run a query in all databases?

How do I run a query in all databases?

DECLARE @Sql NVARCHAR(MAX) = NULL; SELECT @Sql = COALESCE(@Sql + ‘ UNION ALL ‘ + CHAR(13) + CHAR(10), ” ) + ‘SELECT * FROM ‘ + QUOTENAME([name]) + ‘.. customer’ FROM master. sys. databases WHERE NOT [name] IN ( ‘master’, ‘tempdb’, ‘model’, ‘msdb’ ); PRINT @Sql; — EXECUTE ( @Sql );

How do I run a script on all SQL Server databases?

select @@SERVERNAME as ServerName, DB_NAME() as DatabaseName, Object_ID = (id), OBJECT_NAME (id) as StoredProc, Text from syscomments where text like ‘%Janice\SQL%DTS%’.

How do you run a query in a for loop?

Running a Query Inside the Loop

1. WHILE @Counter <= @MaxOscars.
2. BEGIN.
3. SET @NumFilms =
4. SELECT COUNT(*)
5. FROM tblFilm.
6. WHERE FilmOscarWins = @Counter.
7. SET @Counter += 1.
8. END.

How do I run a script in a database?

Click Query > Connection > Connect to connect to the server that contains the database you want to access. Select the appropriate StarTeam Server database. Open the tuning script, by choosing File > Open > foldername\scriptname. Execute the script, by clicking the Execute button on the toolbar or by pressing F5.

Can you do a for loop in SQL?

In SQL Server, there is no FOR LOOP. However, you simulate the FOR LOOP using the WHILE LOOP.

How to loop through all databases in SQL 2017?

You can chain these statements using a string aggregation method, you can use STRING_AGG if you have SQL 2017+ or the famous FOR XML PATH on previous versions. Finally, read the results from the temporary table: Also, if you are iterating with sys.databases, your cursor type should be STATIC, otherwise it might skip databases.

Which is more efficient, execute or SP _ ExecuteSQL?

Using sp_executesql in this procedure is more efficient than using EXECUTE to execute a string. When sp_executesql is used, there are only 12 versions of the INSERT string that are generated, one for each monthly table. With EXECUTE, each INSERT string is unique because the parameter values are different.

Is there a way to eliminate a loop in SQL?

If your goal is to eliminate a cursor or loop at any step in the process, not likely. You should build your dynamic SQL with all inserts from the databases you want and execute it once. You can chain these statements using a string aggregation method, you can use STRING_AGG if you have SQL 2017+ or the famous FOR XML PATH on previous versions.

How to execute command in each SQL Server database?

As an example, you want to find all the objects with names that match a central list, which you store in a table in a database called Central. (And admittedly you would get an error on at least one of the bad database names from above.) With the new procedure, you would say (differences bolded):