feat: add ARRAY_LENGTH UDF #4725
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fixes: confluentinc#4724 `ARRAY_LENGTH` returns the length of any array passed to it, or `0` if null is passed.
ksql-engine/src/main/java/io/confluent/ksql/function/udf/array/ArrayLength.java
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very helpful and long-awaited function - THX! |
big-andy-coates
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* fix: add ARRAY_LENGTH UDF fixes: confluentinc#4724 `ARRAY_LENGTH` returns the length of any array passed to it, or `0` if null is passed. (cherry picked from commit 31a9d9d)
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* feat: add ARRAY_LENGTH UDF (#4725) fixes: #4724 `ARRAY_LENGTH` returns the length of any array passed to it, or `0` if null is passed. (cherry picked from commit 31a9d9d) * docs: scalar funcs update Fix links in doc and improve docs around EXTRACTJSONFIELD (cherry picked from commit 778570f) * chore: switch array_length to return null on null (#4848) (cherry picked from commit d464120) Co-authored-by: Andy Coates <[email protected]>
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Description
fixes: #4724
ARRAY_LENGTHreturns the length of any array passed to it, or0if null is passed.Note, postgres's version takes a second
INTparameter, which identifies which dimension to measure. The ksql version does not support this. It can be added later.Do we want this in 5.5? cc @apurvam @derekjn @MichaelDrogalis ?
Testing done
Usual. Unit + QTT.
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