diff src/expl_env.sml @ 1428:58c9c039582a

Deal with Postgres's wonky type-changing for nullable columns of views
author Adam Chlipala <adam@chlipala.net>
date Fri, 25 Feb 2011 15:46:29 -0500
parents b4480a56cab7
children 403f0cc65b9c
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