Hi All,
Do you think, replacing the collect() (for having scala collection for
loop) with below codeblock will have any benefit?
cachedColumnsAddTableDF.select("reporting_table").distinct().foreach(r => {
r.getAs("reporting_table").asInstanceOf[String]
})
On Wed, May 5, 2021 at 10:15 PM Cheta
Hi All, Collect in spark is taking huge time. I want to get list of values
of one column to Scala collection. How can I do this?
val newDynamicFieldTablesDF = cachedPhoenixAppMetaDataForCreateTableDF
.select(col("reporting_table")).except(clientSchemaDF)
logger.info(s"###