a.Generate ALTER TABLE command into sql file: SELECT CONCAT("alter table `", TABLE_SCHEMA,"`.`", TABLE_NAME, "` convert to character set utf8 collate utf8_general_ci ") as MySQLCMD SELECT * FROM table _name ORDER BY col_name COLLATE collation_name ģ.Generate ALTER TABLE command into sql file and execute sql file on database. Add a COLLATE clause to specify the collation used in your query. If you want to make a collation change table-wide: ALTER TABLE table_name CONVERT TO CHARACTER SET charset_name COLLATE collation_name Ģ. Then, you can change the collation on each column: ALTER TABLE table_name CHANGE col_name data_type CHARACTER SET charset_name COLLATE collation_name So the chances are, you can find the column with a different collation or it hasn’t been specified at all. Change the collation of one column (or string) to match the other collation.įind the columns with inappropriate collation: SHOW CREATE TABLE table_name Let us see some of the steps followed by our Support Techs to resolve the issue.ġ.
Hence, we need to make the two columns collation match. In this case, they are utf8_unicode_ci and utf8_general_ci. This error generally occurs by comparing two strings of incompatible collations or by attempting to select data of different collations into a combined column. Typical error might look as shown below: Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '='
What causes MySQL dump error ‘illegal mix of collations’? Today, let us see how our Support Techs fix this error. Neos integrates seamlessly with your website so you don’t need to re-think how the content will display under live conditions.Wondering how to resolve MySQL dump error ‘illegal mix of collations’? We can help you.Īs part of our Server Management Services, we assist our customers with several MySQL queries.
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