Scripts

Technical Article

Server-Level Row Counts for Tables and Views

This script creates a table that will store the row counts of non-system tables and views across all user-created databases (database ID > 4) on the server, as well as a stored procedure that refreshes the row counts by recalculating them. The script uses the database ServerInfo to store the table and stored procedure. Replace […]

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2026-09-04

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Technical Article

Demo Tracking Dropped Objects

This script demonstrates step by step how to implement a dropped objects tracking flow. Important limitation to consider: The stored state of a dropped object is based on the most recent available snapshot and not necessarily on the state of the object immediately before it was dropped. The accuracy of the stored information depends on […]

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2026-08-31

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Technical Article

Randomly Selecting Columns and Rows from a Table or View

The following script creates a procedure that returns a specified number of random columns and rows from a specified table or view. The number of columns and rows is determined by the @NumberOfColumns and @Rows parameters. The @RandomColumnOrder parameter specifies whether the selected columns are returned in random order or sorted by their ordinal position […]

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2026-08-31

28 reads

Technical Article

Column Data Types

This scripts creates a view containing data type information for columns in user-defined tables and views. It provides an overview of the data types in use and can help identify opportunities for data type optimization and standardization. The data types are formatted as they appear in Object Explorer in SSMS. For example, sysname is displayed […]

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2026-08-25

45 reads

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Question of the Day

Adding new column with DEFAULT

Which number will the COUNT() return after executing the following statements:

DROP TABLE IF EXISTS #test;
CREATE TABLE #test (id INT)
INSERT INTO #test (id)
SELECT *
  FROM GENERATE_SERIES(1, 3) AS gs
;

ALTER TABLE #test ADD flag BIT CONSTRAINT DF_#test_flag DEFAULT 0;
go
UPDATE #test SET flag = 0 WHERE id = 1
UPDATE #test SET flag = 1 WHERE id = 2

INSERT INTO #test (id) VALUES (4)

SELECT COUNT(*)
  FROM #test AS t
 WHERE flag = 0
 

See possible answers