Vol. I · A Postgres HandbookTwelve chapters · · 756 queries

The Query & the Schema

A reading-room reference for writing PostgreSQL by hand — selects to window functions, with the schema in plain view.

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Chapters · Basic SELECT · Query 011 / 136
EasyBasic SELECT

Select all active employees

The query

SQL
SELECT emp_id, first_name, last_name, job_title
FROM employees
WHERE status = 'active';
Tested against PostgreSQL 16

Note

“String comparisons in PostgreSQL are case-sensitive by default.

Tables referenced

  • employees10 cols

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Show total sum of all product prices in stock

The Query & the Schema

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Compiled for Postgres 16 · MMXXVI