[Spark] Current Date/Time resolution in constraints #2766
Merged
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Which Delta project/connector is this regarding?
Description
Heading towards the removal of codegenFallback from Date/Time expressions (apache/spark#44261), delta constraints need to resolve current_datetime expressions during the analysis of the invariants. The proposed changes work for both Spark 3.5 and Spark master.
How was this patch tested?
Existing tests. In particular,
CheckConstaintsSuite
covers constraints withcurrent_timestamp()
expressions. Added an extra test to covercurrent_date()
.Does this PR introduce any user-facing changes?
No.