Express connection mysql indicates that the path type is incorrect

should indicate that path has the wrong data type, but mine is from string
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Mysql nodejs-express node.js
Jul.03,2022

this one of yours does not add the service port number of mysql, so write double quotation marks for the following configuration. Single quotation marks use

when introducing a template or file

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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-64f5-1beeed7-31c24.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1beeed7-31c24.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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