User Defined Data Types (UDF) is one of the useful concepts in SQL Server. However UDF can't be modified after they are being used. You would have to remove your User Defined Data Type from each table before you can change it. This will be a big job under certain circumstances.This procedure changes all tables […]
2002-04-19
1,019 reads
Microsoft missed the code boat on this one. Use this function to find the true index of set of characters.
2002-04-18
586 reads
Ever need to write reports out to a folder? I have found that creating output files are SA-WEET! (and easy too) The sample script uses BCP to create an HTML file.This process works well for reports that need to be generated nightly and take too long to run in real time. Use an SMTP mail […]
2002-04-18
4,405 reads
Following script gives an example how to handle errors inside stored procedure with returning information about type of error occured
2002-04-17
1,689 reads
Sometimes, during test stage, you may need to truncate or delete all your tables in a database, without droping constraints, truncating and recreating constraints (DRI). You can use the TRUNCATE TABLE statement to removes all rows from a table without logging the individual row deletes, but tables referenced by a FOREIGN KEY constraint can not […]
2002-04-17
1,574 reads
During some maintenance task, you might not want any one to connect to a database. This script would help you do that. If you need to run this script, you might also need my other script to kill connections.
2002-04-17
784 reads
This procedure was written to create an event schedule where the schedule may have non-consecutive days. The input for the procedure is START DATE, END DATE, and DAYMAP The DAYMAP input parameter is a decimal number whose binary representation describes the schedule days over potentially a 4 week period (read from right to left). […]
2002-04-17
306 reads
This procedure is similar to sp_helpprotect except to extends a bit on the concept with roles involved. If for instance a user has right on a TableX but they are not mapped directly to the user but instead to a role then sp_helpprotect does not tell you this. This will tell you how the user […]
2002-04-16
1,720 reads
Give the following information, about triggers in the database.Parent_Name Parent_Type Name Type Insert Update Delete IsFirstInsertTrigger IsFirstUpdateTrigger IsFirstDeleteTrigger IsLastInsertTrigger IsLastUpdateTrigger IsLastDeleteTrigger
2002-04-16
838 reads
Say you wanted to create an SP for updating records in a database. How would you do this in such a way as to allow your users to edit only a subset of fields in the record, without overwriting the other fields, and without requiring verbose IF blocks and CASE statements in your code?Simple. Use […]
2002-04-16
211 reads
By HeyMo0sh
Microsoft Fabric (not to be confused with the more general term “fabric” in DevOps)...
By James Serra
I’m honored to be hosting T-SQL Tuesday — edition #192. For those who may...
By Vinay Thakur
Continuing from Day 2 , we learned introduction on Generative AI and Agentic AI,...
I'm fairly certain I know the answer to this from digging into it yesterday,...
Hi Team, I am trying to refresh the Azure Synapse Dedicated pool from production...
hi everyone I am not sure how to write the query that will produce...
I have some data in a table:
CREATE TABLE #test_data
(
id INT PRIMARY KEY,
name VARCHAR(100),
birth_date DATE
);
-- Step 2: Insert rows
INSERT INTO #test_data
VALUES
(1, 'Olivia', '2025-01-05'),
(2, 'Emma', '2025-03-02'),
(3, 'Liam', '2025-11-15'),
(4, 'Noah', '2025-12-22');
If I run this query, how many rows are returned?
SELECT *
FROM OPENJSON(
(
SELECT t.* FROM #test_data AS t FOR JSON PATH
)
) t; See possible answers