Sql
Explore in-depth topics and key concepts in Data Analytics — e.g., Subqueries, SQL Commands: DELETE, TRUNCATE, and DROP, Research on the differences between Joins and Union.
Topics Covered
Subqueries
Key Concepts: Definition of subqueries, Types of subqueries (single-row, multi-row, correlated), Performance considerations of subqueries
Read Now →SQL Commands: DELETE, TRUNCATE, and DROP
Key Concepts: Differences between DELETE, TRUNCATE, and DROP, Use cases for each command, Syntax examples
Read Now →Research on the differences between Joins and Union
Key Concepts: Definition of Joins, Definition of Union, Key differences between Joins and Union, Use cases for Joins and Union, Performance considerations
Read Now →Logical, Numerical and Comparison Operators
Key Concepts: AND, OR, NOT, =, <, >, BETWEEN, IN
Read Now →Aggregate Functions, Conditional Statements, and Date Time Formatting
Key Concepts: aggregate functions (SUM, AVG, COUNT), conditional statements (CASE, IF), date time formatting functions
Read Now →Capstone Project: Comprehensive SQL Analysis
Key Concepts: Combining all learned concepts into a single project
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