Re: Cache in Spark
For RDD, I found this method: def getStorageLevel: StorageLevel = storageLevel FYI On Fri, Oct 9, 2015 at 2:46 AM, vinod kumar wrote: > Thanks Natu, > > If so,Can you please share me the Spark SQL query to check whether the > given table is cached or not? if you know > > Thanks, > Vinod > > On Fri, Oct 9, 2015 at 2:26 PM, Natu Lauchande > wrote: > >> >> I don't think so. >> >> Spark is not keeping the results in memory unless you tell it too. >> >> You have to explicitly call the cache method in your RDD: >> linesWithSpark.cache() >> >> Thanks, >> Natu >> >> >> >> >> On Fri, Oct 9, 2015 at 10:47 AM, vinod kumar >> wrote: >> >>> Hi Guys, >>> >>> May I know whether cache is enabled in spark by default? >>> >>> Thanks, >>> Vinod >>> >> >> >
Re: Cache in Spark
Thanks Natu, If so,Can you please share me the Spark SQL query to check whether the given table is cached or not? if you know Thanks, Vinod On Fri, Oct 9, 2015 at 2:26 PM, Natu Lauchande wrote: > > I don't think so. > > Spark is not keeping the results in memory unless you tell it too. > > You have to explicitly call the cache method in your RDD: > linesWithSpark.cache() > > Thanks, > Natu > > > > > On Fri, Oct 9, 2015 at 10:47 AM, vinod kumar > wrote: > >> Hi Guys, >> >> May I know whether cache is enabled in spark by default? >> >> Thanks, >> Vinod >> > >
Re: Cache in Spark
I don't think so. Spark is not keeping the results in memory unless you tell it too. You have to explicitly call the cache method in your RDD: linesWithSpark.cache() Thanks, Natu On Fri, Oct 9, 2015 at 10:47 AM, vinod kumar wrote: > Hi Guys, > > May I know whether cache is enabled in spark by default? > > Thanks, > Vinod >