fix: handle repeated sort keys and sort as int

4paradigm / OpenMLDB

OpenMLDB is an open-source machine learning database that provides a feature platform computing consistent features for training and inference.

https://openmldb.ai

Apache License 2.0

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Closed oh2024 closed 1 month ago

oh2024 commented 1 month ago

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...) bug fix
What is the current behavior? (You can also link to an open issue here)
1. json_array_sort drops duplicate sort keys
2. json_array_sort sorts by string instead of int
What is the new behavior (if this is a feature change)?
1. json_array_sort does not drop duplicate sort keys
2. json_array_sort sorts by int instead of string, and breaks ties using output column