![]() ![]() Feel free to post a comment if you can come up with a better way to do it. Is it possible to generate a UUID version 4 (completely random) in MySQL I would like to use it as a primary key. ![]() Returns a short universal identifier as a 64-bit unsigned integer (rather than a string. for ULID to UUID conversion and vice versaThe UUID in MySQL was stored as. You could probably use a regex to remove the extra dash and avoid calling uuid twice if you wanted to try and optimize it. UUID() does not work with statement-based replication. Com - Timestamp-First UUID Generator Free online time-based UUID Generator. The data being inserted is generated from dozens, hundreds, or even thousands of remote computers and being inserted at a rate of 100-40,000 inserts per second, and well never do any updates. In this tutorial, we will study the MySQL ISUUID () function. Don't forget to toss from the db once the login is done. ![]() It is not an ideal solution because I am actually calling uuid() twice, but it is sufficient for my use case. Were considering using UUID values as primary keys for our MySQL database. php.net/manual/en/ pvg at 21:01 1 Get a 16 random bytes. Here's some SQL I came up with to create a UUID using ColdFusion's formatting in raw SQL: SELECT upper(concat(left(uuid(), 23), right(uuid(), 12))) The uuid() function in MySQL returns a 36 character hex string, formatted as:ĬoldFusion's createUUID() function returns a 35 character hex string formatted as: AA479EA9-1D9D-11ED-BA03564760FE47B7īoth store the same amount of data (16 bytes), the only difference is that there is an extra dash in the MySQL uuid() function result. ![]()
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