Mongodb database reported an error, why?

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mongoose

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What is the reason for

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mongo does not allow updating the _ id field of the document. Before updating, remove the _ id field from the variable update .


first of all, what is your options= {new:true} this new configuration item for
official documentation:
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next you print out your updated update data

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-64f5-1b30b38-2bd30.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b30b38-2bd30.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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