Peewee

* Include `schema` (if specified) when checking for table-existence.
* Correct placement of ORDER BY / LIMIT clauses in compound select queries.
* Fix bug in back-reference lookups when using `filter()` API.
* Fix bug in SQL generation for ON CONFLICT queries with Postgres, 1512.

[View commits](https://github.com/coleifer/peewee/compare/3.0.19...3.0.20)

* Support for more types of mappings in `insert_many()`, refs 1495.
* Lots of documentation improvements.
* Fix bug when calling `tuples()` on a `ModelRaw` query. This was reported
originally as a bug with *sqlite-web* CSV export. See coleifer/sqlite-web38.

[View commits](https://github.com/coleifer/peewee/compare/3.0.18...3.0.19)

* Improved error messages when attempting to use a database class for which the
corresponding driver is not installed.
* Added tests showing the use of custom operator (a-la the docs).
* Fixed indentation issue in docs, 1493.
* Fixed issue with the SQLite date_part issue, 1494.

[View commits](https://github.com/coleifer/peewee/compare/3.0.17...3.0.18)

* Fix `schema` inheritance regression, 1485.
* Add helper method to postgres migrator for setting search_path, 1353.

[View commits](https://github.com/coleifer/peewee/compare/3.0.16...3.0.17)

* Improve model graph resolution when iterating results of a query. Refs 1482.
* Allow Model._meta.schema to be changed at run-time. 1483.

[View commits](https://github.com/coleifer/peewee/compare/3.0.15...3.0.16)

* Use same `schema` used for reflection in generated models.
* Preserve `pragmas` set on deferred Sqlite database if database is
re-initialized without re-specifying pragmas.

[View commits](https://github.com/coleifer/peewee/compare/3.0.14...3.0.15)