Shared Queries & Versioning

Features

• Support for saving and sharing queries** (see #119)
• Automatic versioning of DataContext, DataView, and DataQuery objects (see #115)

Enhancements

• Add accessed field on DataContext, DataView, and DataQuery for tracking purposes
• Add DataConcept.viewable boolean field for toggling whether concepts are visible as output (see #69)
• DataContext, DataView, and DataQuery are now registered with the admin

Changes

• Introduced avocado.query.validators.Validator and FieldValidator for an improved foundation for query processing
• avocado.core.loader.Registry has been simplified
• Rename OPERATOR_MAP and SIMPLE_TYPE_MAP settings to OPERATORS and SIMPLE_TYPES, respectively
• Replace DataConcept.queryview for DataConcept.querable boolean (see #68)
• Removed cached_property method for various DataField properties (see 231264)
• Replace DataField.data_modified with data_version field
• Removed archived and published fields from DataContext, DataView, and DataQuery
• Remove DataView.count since it was not being used, nor made sense

Bugs

• Add support for exclusive ranges on date, time, datetime and number fields
• Use os.makedirs in migration subcommand to ensure the full path to migration fixtures is created