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Re: 64 table join limit


Without hijacking the thread too much, Monty mentioned at OSCON about
support for name:value pairs in a row. Postgres recently added a
similar feature. Perhaps they can respond to that in addition to your

On Wed, Aug 4, 2010 at 7:28 AM, Dan Meany <dan_meany@xxxxxxxxx> wrote:
> Hi, I was wondering if anyone here had any opinions about this proposed fix for the 64 table join limit (originally by Sergei)
> http://lists.mysql.com/internals/38013
> With the increased use of schemaless and hybrid, partly schemaless application designs, this would be a big enhancement.  In my own application, being able to make minor, typed, virtual column additions for different SAAS clients in virtual tables at runtime without changing the physical schema or regenerating application binding layers is pretty priceless.  But currently we are limited to 64 virtual columns by this mySQL join limit.
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Mark Callaghan