Cédric Krier
6e9fdd8c4f
Allow to use EXTRACT EPOCH with MySQL
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(transplanted from fc31fe2b207fe294ce00e33430798f0616c48f3e)
2010-06-06 11:39:30 +02:00
Cédric Krier
c162fd3583
Use only 15 decimal digits for MySQL double to match the Python float
2010-03-12 12:22:55 +01:00
Cédric Krier
8951e54c86
Add decimal digits validation on fields and fix Float and Numeric for lost of precision
2010-03-11 15:27:40 +01:00
Cédric Krier
4488f99593
Use Tryton CHECK constraint for MySQL
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MySQL has only partial constraints, it doesn't manage CHECK.
So we use Tryton to check those constraints.
2010-03-11 12:08:15 +01:00
Cédric Krier
596c8fce39
Use double instead of float to store Float fields in MySQL
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The precision of MySQL float is not enough to handle all Python floats.
From http://docs.python.org/tutorial/floatingpoint.html :
"...almost all platforms map Python floats to IEEE-754 “double precision”"
2010-03-11 12:02:29 +01:00
Cédric Krier
cb63509356
Add MySQL backend
2010-02-25 16:43:04 +01:00
Cédric Krier