Andy Grove

Results 438 issues of Andy Grove

### What is the problem the feature request solves? During the public Comet meeting this morning we discussed enabling GitHub discussions as a place for people to ask questions and...

enhancement

### What is the problem the feature request solves? In `CometCastSuite` we have a shared method `castTest` which executes queries against Spark and Comet and compares results. In the case...

enhancement

### What is the problem the feature request solves? https://github.com/apache/datafusion-comet/pull/342 adds support for unhex, and we see compatible behavior in Comet with Spark 3.3 and above. However, when running against...

documentation
enhancement

### What is the problem the feature request solves? At some point we will want to start creating official releases of Comet. ASF projects produce source releases, not binary releases,...

enhancement

### What is the problem the feature request solves? https://github.com/apache/datafusion-comet/pull/335 added initial support for casting string to timestamp, but the feature is still disabled by default. There are some follow...

enhancement
good first issue
help wanted

### What is the problem the feature request solves? We should write a detailed guide showing new contributors how to add support for a new expression in Comet. This would...

documentation
enhancement

### What is the problem the feature request solves? https://github.com/apache/datafusion-comet/pull/362 added some tests for casting to/from binary. Some pass and some are ignored because they currently fail. This issue is...

enhancement
good first issue
help wanted

### Describe the bug During testing with CAST, we execute queries with `ORDER by a` and it seems the results are ordered differently for 0.0 vs -0.0 with float and...

bug

### What is the problem the feature request solves? TimestampNTZType casts are not currently tested in CometCastSuite because this type is not available in all supported Spark versions and we...

enhancement

### What is the problem the feature request solves? We need to implement CAST from timestamp to numeric to match Spark's behavior. We can break this into multiple issues if...

enhancement