kallithea Files · rhodecode/model/meta.py

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Mads Kiilerich

invalidation: don't create CacheInvalidation records on startup

Creating the records early gave an advantage before lightweight was introduced.
With lightweight it is no longer necessary.

The records will be created on demand anyway and there is no reason to create and
maintain them before they are used.

"""SQLAlchemy Metadata and Session object"""
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import scoped_session, sessionmaker
from beaker import cache

from rhodecode.lib import caching_query


# Beaker CacheManager.  A home base for cache configurations.
cache_manager = cache.CacheManager()

__all__ = ['Base', 'Session']
#
# SQLAlchemy session manager. Updated by model.init_model()
#
Session = scoped_session(
                sessionmaker(
                    query_cls=caching_query.query_callable(cache_manager),
                    expire_on_commit=True,
                )
          )

# The declarative Base
Base = declarative_base()

#to use cache use this in query
#.options(FromCache("sqlalchemy_cache_type", "cachekey"))