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Getting started with Oracle Database, Getting started with PL/SQL, Anonymous PL/SQL Block, PL/SQL procedure, Data Dictionary, Dates, Working with Dates, DUAL table, JOINS, Handling NULL values, String Manipulation, IF-THEN-ELSE Statement, Different ways to…

Getting started with PostgreSQL, Data Types, Dates, Timestamps, and Intervals, Table Creation, SELECT, Find String Length / Character Length, COALESCE, INSERT, UPDATE, JSON Support, Aggregate Functions, Common Table Expressions (WITH), Window Functions and…