odoo/upgrade-util#285

Created by Upgrade, Alvaro Fuentes Suarez (afu)
Merged at b977faae3aa2cd3549f6af855fdb0ce79978c493

Statuses:

label
odoo-dev:master-imp_cache_column_exists-afu
head
66473d6cc5933e2efb54686f46afa44262e5b03b
merged
1 month ago by Upgrade, Christophe Simonis (chs)
odoo/upgrade-util
master #285

[IMP] util/pg: cache column_exists for common columns

In many cases we know that columns must exist, it's better to cache them
to avoid thousands of small queries.