drh f63936e805 Rework the PRAGMA implementation to only call sqlite3ReadSchema() from a single
place, based on a flag in the pragma table, rather than separately from each
case which needs the schema.

FossilOrigin-Name: 8338232a111be16d6c2ab57176d0a23a001f02ad
2013-10-03 14:08:07 +00:00
..
2012-06-21 15:09:20 +00:00
2010-01-08 04:50:22 +00:00
2012-06-06 23:59:36 +00:00