Use PostgreSQL bulk insertion syntax to speed up entry insertion.
Use PostgreSQL bulk insertion syntax to speed up entry insertion.


Former-commit-id: d24b569ffa41f8567c989babfd29b7d834e9b581 [formerly c8d0b2026aa5cb6ea07883b33a98589384978263]
Former-commit-id: de0b41a6d844ec863752749a5ecd7122329de6b2
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine