05 Apr
When an application runs a query in MySQL, from time to time, it may receive various errors. Some are related to syntax errors in the query text itself, some occur because the statement attempted an illegal operation such as for example writing a duplicate value into a column with unique constraint. But there are a few that are not as easy to figure out, because they have no direct relationship with the actual work being done. One of such error messages reads "Lost connection to MySQL server during query". What does it actually mean? If it appears frequently, how to diagnose what the problem may be?
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