| A | ↘ | F | Schema got worse |
| ⇢ | F | Schema::findColumns() added | |
| ⇢ | B | Schema::loadTableConstraints() added | |
| ⇢ | B | Schema::loadColumnSchema() added | |
| ⇢ | A | Schema::insert() added | |
| ⇢ | A | Schema::findUniqueIndexes() added | |
| ⇢ | A | Schema::getUniqueIndexInformation() added | |
| C | ↗ | B | Schema::findConstraints() improved |