SqlQueryBackend

class lsst.daf.butler.registry.queries.SqlQueryBackend(db: Database, managers: RegistryManagerInstances)

Bases: lsst.daf.butler.registry.queries.QueryBackend

An implementation of QueryBackend for SqlRegistry.

Parameters:

db : Database

Object that abstracts the database engine.

managers : RegistryManagerInstances

Struct containing the manager objects that back a SqlRegistry.

Attributes Summary

managers	A struct containing the manager instances that back a SQL registry.
universe	Definition of all dimensions and dimension elements for this registry.

Attributes Documentation

managers

A struct containing the manager instances that back a SQL registry.

Notes

This property is a temporary interface that will be removed in favor of new methods once the manager and storage classes have been integrated with Relation.

universe

Definition of all dimensions and dimension elements for this registry.