rem

operator fun <Error class: unknown class>.rem(other: Any): <Error class: unknown class>

Modulo (a.k.a. remainder) expression.

// Scala:
df.where( df("colA") % 2 === 0 )

// Kotlin:
import org.jetbrains.kotlinx.spark.api.*
df.where( df("colA") % 2 eq 0 )

// Java:
import static org.apache.spark.sql.functions.*;
df.where( df.col("colA").mod(2).equalTo(0) );