Add introspection support (first cut, WIP).
introspection: WIP snapshot(ok)
introspection: WIP snapshot(ok)
introspection: WIP snapshot(ok)
Add Schema() example.
Fix {createTableStmt,createIndexStmt}.String()
introspection: WIP snapshot(ok)
Implement Marshal.
Add ExampleMarshal.
WIP snapshot
WIP snapshot
WIP snapshot
introspect: remove support for variable size integers.
exp: Ready to merge.