1.performance_schema.session_variables doesn't exist
問題描述:當(dāng)我想用mysqldump -uroot -p choose_stock > choose_stock.sql導(dǎo)出數(shù)據(jù)庫時,出現(xiàn)下列錯誤:
mysqldump: Couldn't execute 'SHOW VARIABLES LIKE 'gtid\_mode'': Table 'performance_schema.session_variables' doesn't exist (1146)
問題解決:網(wǎng)上搜尋答案后,輸入如下命令即可解決:
mysql_upgrade -u root -p --force
之后再重啟服務(wù)器即可
service mysql restart (5.5.7版本命令)