Macos mouse over a window, the window automatically jumps to the front, how is it?

macos mouse over a window and the window automatically jumps to the front. What"s going on?

Macpro macbook macos
Mar.30,2021

what software have you installed

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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-64f5-1b3c3db-346c5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3c3db-346c5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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