| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | 
| Total | 438 of 675 | 35% | 78 of 100 | 22% | 48 | 62 | 77 | 136 | 5 | 12 | 
| rewriteAlterOpForOlapTable(ConnectContext, OlapTable) |   | 9% |   | 6% | 21 | 23 | 54 | 61 | 0 | 1 | 
| checkExternalTableOperationAllow(TableIf) |  | 0% |  | 0% | 15 | 15 | 9 | 9 | 1 | 1 | 
| validate(ConnectContext) |   | 60% |   | 57% | 6 | 8 | 8 | 29 | 0 | 1 | 
| toSql() |   | 83% |   | 75% | 2 | 7 | 3 | 18 | 0 | 1 | 
| lambda$validate$0(String) |  | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(PlanVisitor, Object) |  | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| toString() |  | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| stmtType() | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | ||
| getOps() |  | 100% |  | 100% | 0 | 2 | 0 | 7 | 0 | 1 | 
| AlterTableCommand(TableNameInfo, List) |  | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| run(ConnectContext, StmtExecutor) |  | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| getTbl() |  | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |