Ralph Gasser

…by handling all exceptions thrown by JdbcResultSet#extractUsingResultSet() Also fixed a type-conversion issue for Floats in TypedValue#getSerialFromProto() (line 802) See JIRA issue CALCITE-3162 for more details.

I noticed that Cottontail DB gets 'spammed' with statistics related queries quite frequently, which seems to be detrimental to the overall responsiveness of the system. I see two optimisations on...

There seems to be an issue when executing an EXISTS statement in a prepared statement: ```sql SELECT EXISTS(SELECT id FROM cineast.test_feature_vector WHERE id = '0') ``` The table `cineast.test_feature_vector` fully...

Pull request for new composite index feature.

Add more Unit Tests

1

We should have more Unit Tests that test basic functionality such as: **Basics** - [x] Arithmetic operations of advanced types (e.g. Complex32 or VectorValues) - [x] Distance calculations for kNN...

These Unit Tests - org.vitrivr.cottontail.math.basics.Complex32VectorValueTest - org.vitrivr.cottontail.math.basics.Complex64VectorValueTest which test the proper functioning of basic, mathematical operations, sometimes fail because of numeric / precision errors.