2025-05-26
426 reads
NULL
What does SQL NULL mean and how to handle NULL values
This tip will help you understand what NULL means and different ways to handle NULL values when working with SQL Server data.
2024-07-08
Working with NULL Values in SQL
In SQL and relational databases, NULL values are an important part of managing data and information stored in SQL tables. A NULL value is used as a placeholder for missing values or values that are unknown in a database column or cell.
2023-09-11
2023-02-17
602 reads
2023-02-06 (first published: 2023-02-03)
521 reads
2023-02-06 (first published: 2023-01-23)
747 reads
Missing Data
Missing data is a difficult and common problem to solve. In this article, Joe Celko explains several approaches to deleting or replacing missing data.
2018-07-04
2,461 reads
2017-09-11
1,313 reads
2016-09-26
1,438 reads
2016-02-17
1,693 reads
Blogs
From SQL Saturday to Day of Data
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Forums
BCA KCU BOGOR | Tlp/Wa:0818751777
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non ascii columns in a utf-8 .txt file
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Question of the Day
Running SQLCMD I
I run the SQLCMD utility as follows:
lcmd -S localhost -EI then type this (the 1> is the prompt):
1> select @@version goIf I hit enter, what happens? See possible answers