gzip

Updated: 04 October 2024

Create a gzip file of backup.sql and keep the original file

gzip --keep backup.sql

Decompress an archive

gzip -d backup.sql.gz

MySQL joins

Updated: 19 April 2023

Equivalent statements

LEFT JOIN     LEFT OUTER JOIN
RIGHT JOIN    RIGHT OUTER JOIN
FULL JOIN     FULL OUTER JOIN
INNER JOIN    JOIN