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  • Changes in 3.0

    Changes in 3.0 Backwards-incompatible Database Model Meta options Models Fields Querying Removed Extensions SQLite Extension Postgresql Extension Signals Extension New st...
  • Common Table Expressions

    Common Table Expressions Simple Example Complex Example Recursive CTEs Common Table Expressions Peewee supports the inclusion of common table expressions (CTEs) in all types...
  • Query operators

    Query operators Three valued logic Adding user-defined operators Expressions Row values SQL Functions Nesting function calls SQL Helper Security and SQL Injection Query ...
  • Working with existing databases

    Working with existing databases Working with existing databases If you already have a database, you can autogenerate peewee models using pwiz, a model generator . For instance,...
  • Hacks

    Hacks Optimistic Locking Top object per group Top N objects per group Postgres lateral joins Window functions Other methods Writing custom functions with SQLite Hacks Co...
  • Counting records

    Counting records Counting records You can count the number of rows in any select query: >>> Tweet . select (). count () 100 >>> Tweet . select (). where ( Tweet . id ...
  • Postgresql Extensions

    Postgresql Extensions JSON Support hstore support Using hstore Interval support Server-side cursors Full-text search postgres_ext API notes Postgresql Extensions The pos...
  • Atomic updates

    Atomic updates Upsert Atomic updates Peewee allows you to perform atomic updates. Let’s suppose we need to update some counters. The naive approach would be to write something...
  • Filtering records

    Filtering records More query examples Filtering records You can filter for particular records using normal python operators. Peeweesupports a wide variety of query operators ....
  • Patches

    Patches Patches Do you have an idea for a new feature, or is there a clunky API you’d like toimprove? Before coding it up and submitting a pull-request, open a new issue on Gi...