is there a describe or show function in SQL server 2022?

Jonathan Brotto 420 Reputation points
2024-07-31T14:11:12.9533333+00:00

Is there a description or show function in SQL server 2022? Or a similar way to do this?

SQL Server SQL Server Transact-SQL
Developer technologies Transact-SQL
SQL Server Other
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  1. LiHongMSFT-4306 31,566 Reputation points
    2024-08-01T01:54:34.8333333+00:00

    Hi @Jonathan Brotto > Would there be a script or export option to show all the columns within this database/table?

    There are several ways to see the column details.

    1. In SSMS, expand the database and tables in the Object Explorer, then right-click on the table and select "Design" or expand "Columns" to view the column details.

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    User's image

    1. You can query the INFORMATION_SCHEMA.COLUMNS view to get information about the columns like this:
    USE YourDatabaseName
    SELECT * --here choose the specific information you are interested
    FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_NAME = 'YourTable' --comment this line to retrive column information for the whole database
    

    3.Using the system stored procedure sp_columns to get information about columns in a specific table:

    USE YourDatabaseName
    EXEC sp_columns @table_name = 'YourTable';
    

    Best regards,

    Cosmog


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3 additional answers

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  1. Ahamed Musthafa Careem 461 Reputation points
    2024-07-31T15:12:16.89+00:00

    Hi,

    The question is too short and lacks clarity. I will answer the best possible way.

    SQL Server doesn't have built-in DESCRIBE or SHOW commands for functions like you might find in other databases**.**

    Instead, you'll need to utilize these methods:

    • sp_helptext: This stored procedure provides the actual T-SQL code of the function. It's useful for understanding the function's logic.
      • Example: EXEC sp_helptext 'my_function';
    • Object Explorer: SQL Server Management Studio's Object Explorer allows you to view and modify database objects graphically. You can right-click on a function and choose "Script Function AS" to generate the T-SQL code.
    • System Catalog Views: For more advanced scenarios, you can query system catalog views like sys.objects, sys.sql_modules, and sys.functions to retrieve metadata about functions. However, these views don't provide the full function definition.

    Regards,

    Ahamed Careem


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  2. Zahid Butt 961 Reputation points
    2024-07-31T18:53:08.6433333+00:00

    Hi,

    Just execute below query, you will get complete info:

    select * from DatabaseName.INFORMATION_SCHEMA.columns

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  3. Erland Sommarskog 121.4K Reputation points MVP Volunteer Moderator
    2024-07-31T21:25:32.67+00:00

    Try

    sp_help 'YourTable'
    
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