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Mastering PostgreSQL 12 - Third Edition
book

Mastering PostgreSQL 12 - Third Edition

by Hans-Jürgen Schönig
November 2019
Beginner to intermediate
470 pages
11h 59m
English
Packt Publishing
Content preview from Mastering PostgreSQL 12 - Third Edition

Using limit/offset

Limiting a result in SQL is a somewhat sad story. In short, every database does things somewhat differently. Although there is actually a SQL standard on limiting results, not everybody fully supports the way things are supposed to be. The correct way to limit data is to actually use the following syntax:

test=# SELECT * FROM t_test FETCH FIRST 3 ROWS ONLY;   id  ----    1    2    3 (3 rows)

If you have never seen this syntax before, don't worry. You are definitely not alone.

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Publisher Resources

ISBN: 9781838988821Supplemental Content