semanticHash() → int¶
Returns a hash code of the logical query plan against this
Unlike the standard hash code, the hash is calculated against the query plan simplified by tolerating the cosmetic differences such as attribute names.
This API is a developer API.
>>> spark.range(10).selectExpr("id as col0").semanticHash() 1855039936 >>> spark.range(10).selectExpr("id as col1").semanticHash() 1855039936