Search results for:
SQL Command Types Explained: DDL, DML, DCL, and TCL
Learn the purpose and differences of SQL command types: DDL, DML, DCL, and TCL used for database structure and control.
Understanding SQL Logical Query Processing Order – The Heart of SQL Queries!
SQL processes queries in a specific logical order, not writing order. Understanding this flow helps build accurate and optimized queries.
Becoming a Successful Database Administrator (DBA)
A Database Administrator (DBA) is a professional responsible for the design, implementation, maintenance, and troubleshooting of databases. The primar...
SQL Server Joins Explained Simply
In SQL Server, joins are used to combine rows from two or more tables based on a related column between them.
Basic Tips to Improve SQL Server Query Performance
SQL Server runs faster with optimized queries, correct indexing, and regular system adjustments to handle data load efficiently.
SQL Server CASE Statement – Simple Explanation
The CASE statement in SQL Server is used to add conditional logic to your queries. It works like an IF-THEN-ELSE statement, allowing you to return dif...
Mastering ISNULL() Function in SQL Server
The ISNULL() function in SQL Server is used to replace NULL values with a specified replacement value.
Explanation of SET STATISTICS PROFILE in SQL Server
SET STATISTICS PROFILE ON is a command used in SQL Server
Explanation of Removing Table Spool Operator in SQL Server
A Table Spool is a temporary storage used by SQL Server during query execution.
SQL Server Statistics Updates: A Deep Dive
SQL Server statistics updates help the query optimizer choose efficient execution plans by keeping data distribution information accurate and up to da...
