Explore how to effectively select dates within a range using SQL queries. >>>
Monthly Archives: September 2024
Inserting Values From a SELECT Statement into Another Table
Learn about copying data between tables with the INSERT INTO … SELECT statement >>>
Natural vs. Surrogate Keys in Database
Explore the concepts of natural and surrogate keys and their ideal use cases. >>>
Difference Between SET autocommit=1 and START TRANSACTION in MySQL
Learn about the differences between two transaction-control statements in MySQL: SET autocommit=1 and START TRANSACTION. >>>
Selecting the Bottom N Rows in SQL Queries
Learn how to select the bottom N rows in PostgreSQL, MySQL, and SQL Server. >>>
Group Query Results by Month and Year in SQL
Learn how to group query results by year and month in SQL to analyze trends. >>>
SQL WHERE Condition for “Not equal to”
Explore the intricacies of using the WHERE condition for the “Not equal to” query. >>>
Turning Off Autocommit For a MySQL Client
Learn about turning off the autocommit mode in MySQL. >>>
Does JOIN Order Matter in SQL?
Explore the effect of changing the JOIN order in an SQL query. >>>
Removing the Primary Key in a MySQL Table
Learn about dropping a PRIMARY KEY in a MySQL database. >>>