If there is a character set in the mycat creation table, an error will be reported.

CREATE TABLE pay454 (

`id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`status` ENUM("UNPAID","PAID","CLOSED") NOT NULL COLLATE "utf8_unicode_ci",
PRIMARY KEY (`id`)

)
COLLATE="utf8_unicode_ci"
ENGINE=InnoDB
;

/ SQL error (2013): Lost connection to MySQL server during query /

Mar.06,2021

found some problems with mycat itself after testing

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-64f5-1e483d8-652b4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e483d8-652b4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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