38. SQL Basics | Execution Flow Of SQL Queries | Database for GATE/NET/PSU/JRF
This video is on some important basics of SQL which are important to understand. In this video we will also understand the execution flow or we can say flow of sequence while resolving any SQL query. We have also discussed how to write equivalent relational algebra query for a SQL query.
Important Video Links for SQL Lectures:
Introduction to Structured query language: • 37. What is SQL? | Types Of SQL | Database...
SQL Basics & Execution Flow: • 38. SQL Basics | Execution Flow Of SQL Que...
Aggregate Functions: • 39. Aggregate Functions | SQL | Easy Expla...
Group By Clause: • 40. GROUP BY Clause | SQL Queries | Databa...
Having Clause: • 41. HAVING Clause in SQL Queries | Easy Ex...
Except Clause: • 42. Except Clause | SQL | Equivalent SQL Q...
Nested Queries (Part 1) : • 43.1 Nested Queries (Part-1) | Independent...
Nested Queries (Part 2) : • 43.2 Nested Queries (Part-2) | Co related ...
Exists and Not Exists Clause: • 44.1 EXISTS and NOT EXISTS in SQL | Functi...
Practice Problems on Exists & Not Exists Clause: • 44.2 Practice Problems on EXIST and NOT EX...
Division in SQL: • 45. Division in SQL | Equivalent SQL Query...
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