3f7cae3f0d
Add GREATEST(expr1, expr2, ... exprN) and LEAST(expr1, expr2, exprN) functions which are in the family of CONDITIONAL functions. Implementation follows PostgreSQL behaviour, so the functions return `NULL` when all of their arguments evaluate to `NULL`. Renamed `CoalescePipe` and `CoalesceProcessor` to `ConditionalPipe` and `ConditionalProcessor` respectively, to be able to reuse them for `Greatest` and `Least` evaluations. To achieve that `ConditionalOperation` has been added to differentiate between the functionalities at execution time. Closes: #35878 |
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ccr | ||
core | ||
deprecation | ||
graph | ||
ilm | ||
logstash | ||
ml | ||
monitoring | ||
rollup | ||
security | ||
sql | ||
src/test | ||
upgrade | ||
watcher | ||
build.gradle |