Results incorrectly returned from cache when using limit

[e-gineer]

When using limit in supported quals the result is cached even for future queries with extra qualifiers. It should not be, since the extra quals can change the underlying data returned that the limit applies to.

> .cache clear
> 
> select ca_id from crtsh_ca_issuer limit 10
+--------+
| ca_id  |
+--------+
| 12951  |
| 835    |
| 13242  |
| 161794 |
| 239631 |
| 1026   |
| 12410  |
| 1096   |
| 213    |
| 5969   |
+--------+

Time: 722.858916ms
> select ca_id from crtsh_ca_issuer where ca_id < 500 limit 10
+-------+
| ca_id |
+-------+
| 213   |
+-------+

Time: 7.175458ms
> .cache clear
> select ca_id from crtsh_ca_issuer where ca_id < 500 limit 10
+-------+
| ca_id |
+-------+
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
| -1    |
+-------+

Time: 751.22575ms
> 

[kaidaguerre]

moving to sdk