| Contain info on what happened to a TargetObj in a run of tiling software. |
| Index Type | Key or Field List |
| primary key | tileRun, targetID |
| foreign key | TilingRun(tileRun) |
| covering unique index | targetID, tileRun, collisionGroupID |
| covering unique index | tileRun, collisionGroupID, targetID |
| covering index | tile, collisionGroupID |