Everything You Need to Know About Foreign Key in SQL
Master foreign key in SQL to maintain data integrity and optimize queries. Learn SQL with Pickl.AI’s courses!
Understanding SQL Subquery with Examples
Master SQL subqueries, correlated subquery SQL, and more with practical SQL subquery examples and best practices.
Essential SQL String Functions You Should Know
Master SQL string functions like CONCAT(), REPLACE(), and TRIM() to handle text efficiently in databases.
Understanding First Normal Form (1NF) in DBMS
Understand DBMS's First Normal Form (1NF) with rules, examples, and benefits
Clustered vs Non-Clustered Index: Key Differences You Need to Know
Learn the essential differences between clustered and non-clustered indexes for effective database management.
Everyone Should Know These SQL Commands List in DBMS
Explore the complete SQL commands list in DBMS and learn DDL, DML, DQL, TCL, and DCL.
A Complete Guide to Understanding the Order of Execution in SQL
Learn the order of execution in SQL to write efficient queries and avoid errors.
Understanding SQL Regular Expressions with Real-Life Examples
Master SQL regular expressions to perform advanced text searches and improve database queries using REGEXP.
Normalization in SQL: A Comprehensive Guide
Normalization enhances database efficiency by eliminating redundancy and improving data integrity.
Understanding Hierarchical Model in DBMS
The hierarchical model in DBMS structures data in a tree-like format, ensuring data integrity.