Jan Vlčinský

Is there any json library, which is likely to run without failing? May be we could add such library into `records` requirements (or force the standard one) to ensure, dumping...

Do you have `ujson` installed? `tablib` seems to be the cause and relevant issue https://github.com/kennethreitz/tablib/issues/297 is already filed (and fixed), but not released yet).

@raulmonge the https://github.com/kennethreitz/tablib/issues/297 describes the cause and has workaround (patching json lib in tablib.format.json). Either use that trick or uninstall `ujson` and it shall work.

This issue will have to be fixed in tablib probably.

Can you provide more details? Data, database, queries, operations between queries...

Reading the `records.py` code shows, a cache is in place and there is no place, where it would get invalidated. Scenarios using insert/delete/update shall invalidate current cache so implementing this...

@dareenzo the feature list seems really impressive. On the other hand, the differences with `records` seems to be rather big, at least in following areas: - `records` prefers simplicity and...

@jian-en PR #147 has refactored test suite and all failing cases are reporting the `Cannot operate on a closed database.`

Issue #149 shows the same error, but it differs for `sqlite:///:memory:` (which works well) and for `sqlite:///some.file` (which fails).

PR #135 is partially handling this, providing hint, that either used database, or used output format failed to import some missing package. If someone elaborates list of database packages and...