| ⇢ | B | zipline.assets.downgrade() added | |
| ⇢ | B | zipline.assets._downgrade_v1_to_v0() added | |
| ⇢ | A | tests.TestAssetDBVersioning.test_impossible_downgr... added | |
| ⇢ | A | zipline.assets._pragma_foreign_keys() added | |
| ⇢ | A | tests.TestAssetDBVersioning.test_downgrade() added | |
| A | ↘ | B | tests.TestFuture.setUpClass() got worse |
| B | ↗ | A | tests.TestMiscellaneousAPI.handle_data() improved |