[PostgreSQL] Understanding Postgres
Understanding Postgres Data Location of Postgres Terminology Overall Block/ Page Layout Table Row Layout
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[PostgreSQL] Instagram DB
Instagram DB ```sql CREATE TABLE users ( id SERIAL PRIMARY KEY, created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP, updated_at TIMESTAMP WITH T...
[PostgreSQL] Polymorphic Association
Polymorphic Association Definition Solution1 Solution2 Solution3
[PostgreSQL] Data Types
Data Types Data Types General Rule for Numeric Datetypes INTERVAL
[PostgreSQL] GREATER & LEAST
GREATER & LEAST GREATER: returns the greatest value from the list LEAST: returns the least(smallest) value from the list