Search found 2 matches
- Sat Jul 16, 2016 6:56 pm
- Forum: Vertica Data Load
- Topic: Loading sorted data in vertica
- Replies: 1
- Views: 17099
Loading sorted data in vertica
I have data that is already sorted by primary keys, which I want to load to vertica. Is there anyway to specify that the data is already sorted so that Vertica can make use of that information to make the loads more efficient?
- Wed Jan 06, 2016 5:21 pm
- Forum: Vertica User Defined Functions (UDFs)
- Topic: Thread Safety for numpy, pandas for embedded python in UDF
- Replies: 1
- Views: 16105
Thread Safety for numpy, pandas for embedded python in UDF
There seems to be thread-safety issues while invoking python within C++ UDF's especially when the python code calls numpy or pandas. It turns out numpy and pandas aren't inherently thread-safe. As a consequence, scalar UDF's invoking the python code fail, and also it appears only one transform UDF c...