Maven option not found in Mars.2 Release (4.5.2) version

The Mars.2 version of

Eclipse doesn"t come with the maven plug-in, so why can"t I find the options in it? How to solve this situation?

Mar.21,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1bea723-319f3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bea723-319f3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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