| C | ↘ | F | Plan got worse |
| ⇢ | B | ActionSplitter::split() added | |
| B | ↗ | A | Plan::forgetDropIndex() improved |
| B | ↗ | A | Plan::forgetRemoveColumn() improved |
| A | ↘ | B | Plan::gatherIndexes() got worse |
| A | ↘ | B | Plan::gatherTableMoves() got worse |
| A | ↘ | B | Plan::gatherCreates() got worse |
| B | ↛ | ActionSplitter::__invoke() removed |