db: adjust beaker_cache column size. If this column is created via Beaker itself it uses

BLOB for mysql, this can cause some issues with cache sizes not fitting.

We move the creation into our script, then it uses proper size.

rhodecode/model/db.py

@@ -4503,3 +4503,21 b' class DbSession(Base, BaseModel):'
     accessed = Column('accessed', DateTime, nullable=False)
     created = Column('created', DateTime, nullable=False)
     data = Column('data', PickleType, nullable=False)
+
+
+
+class BeakerCache(Base, BaseModel):
+    __tablename__ = 'beaker_cache'
+    __table_args__ = (
+        {'extend_existing': True, 'mysql_engine': 'InnoDB',
+         'mysql_charset': 'utf8', 'sqlite_autoincrement': True},
+    )
+
+    def __repr__(self):
+        return '<DB:DbSession({})>'.format(self.id)
+
+    id = Column('id', Integer())
+    namespace = Column('namespace', String(255), primary_key=True)
+    accessed = Column('accessed', DateTime, nullable=False)
+    created = Column('created', DateTime, nullable=False)
+    data = Column('data', PickleType, nullable=False)