| --! qt:dataset:src |
| explain select key from src limit 0; |
| explain select key from src where key = '238' limit 0; |
| explain select * from src where key = '238' limit 0; |
| explain select src.key, count(src.value) from src group by src.key limit 0; |
| explain select * from ( select key from src limit 3) sq1 limit 0; |
| |
| select key from src limit 0; |
| select key from src where key = '238' limit 0; |
| select * from src where key = '238' limit 0; |
| select src.key, count(src.value) from src group by src.key limit 0; |
| select * from ( select key from src limit 3) sq1 limit 0; |