SQL-Fundamentals Content on the fundamentals of SQL concepts. JOINS 1_Inner-Join 2_Inner-Join-with-Using 3_Self-Joins 4_CASE-When 5_Outer-Left-Join 6_Outer-Right-Join 7_Full-Joins 8_Cross-Joins 9_Union&Intersects 10_Semi-Joins&Anti-Joins SUBQUERIES 1_Subqueries-Where-Select