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PostgreSQL JSON, Arrays and Text Search Cheat Sheet

A 2-page reference for PostgreSQL JSONB, arrays and full-text search: 14 short entries with copy-ready code.

ForDevelopers

postgres-json-arrays-and-text-search-cheat-sheet.pdfShowing 16 of 61 lines
// JSONB column
CREATE TABLE events (
  id bigint generated always as identity primary key,
  payload jsonb NOT NULL default '{}'
);

// Read JSON fields
SELECT payload->'user'->>'name' AS name,
       (payload->>'age')::int AS age
FROM events;

// Filter with containment
SELECT * FROM events
WHERE payload @> '{"type": "signup"}';

// Index JSONB

What's inside

Format
PDF, Markdown
Contents
14 sections · 2 pages
Version
1.0 · Updated 3 Oct 2026
Licence
Commercial What this means
Checked
Checked before it ships
  • postgres-json-arrays-and-text-search-cheat-sheet.pdfPDF · 22 KB
  • postgres-json-arrays-and-text-search-cheat-sheet.mdMarkdown · 2 KB
  • LICENSE.txtadded to every download

About this item

A compact, printable reference for PostgreSQL JSONB, arrays and full-text search. Each of the 14 entries has a one-line explanation and a small example you can paste into your editor. The PDF uses a two-column A4 layout designed to sit next to your keyboard, and the same content ships as Markdown so you can search it or drop it into your notes. Every SQL example targets PostgreSQL 16.

  • Full text search
  • PostgreSQL
  • Arrays
  • JSONB
  • Cheat sheet

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