A small problem with Xcode writing CPP

this is the link I posted on the bar Xcode console cin input Chinese
does anyone know how to solve this problem?

CPP xcode
Apr.01,2022

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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-64f5-429b146-5a12.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-429b146-5a12.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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