improve schema documentation
authorHelmut Grohne <helmut@subdivi.de>
Sat, 14 Jun 2014 10:08:09 +0000 (12:08 +0200)
committerHelmut Grohne <helmut@subdivi.de>
Sat, 14 Jun 2014 10:08:09 +0000 (12:08 +0200)
commitd48c3c208ee6ba54225b3eb68ce5c9f3c894bfa4
tree5ac2326526311d214b65322a62e2db521eaf46e8
parentbd1a5eb04cf1cb3dc69537c8cdda6130342223e6
improve schema documentation

wording, more NOT NULLs, some more explanations
schema.sql