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date_trunc(fmt, ts) – Returns timestamp `ts` truncated to the unit specified by the format model `fmt`.`fmt` should be one of [“YEAR”, “YYYY”, “YY”, “MON”, “MONTH”, “MM”, “DAY”, “DD”, “HOUR”, “MINUTE”, “SECOND”, “WEEK”, “QUARTER”]
Platforms: WhereOS, Spark, Hive
Class: org.apache.spark.sql.catalyst.expressions.TruncTimestamp

More functions can be added to WhereOS via Python or R bindings or as Java & Scala UDF (user-defined function), UDAF (user-defined aggregation function) and UDTF (user-defined table generating function) extensions. Custom libraries can be added on via Settings-page or installed from WhereOS Store.

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