Uses of Class
org.apache.hadoop.hive.ql.plan.MapWork

Packages that use MapWork
org.apache.hadoop.hive.ql.exec Hive QL execution tasks, operators, functions and other handlers. 
org.apache.hadoop.hive.ql.io.rcfile.merge   
org.apache.hadoop.hive.ql.io.rcfile.stats   
org.apache.hadoop.hive.ql.io.rcfile.truncate   
org.apache.hadoop.hive.ql.optimizer   
org.apache.hadoop.hive.ql.optimizer.physical   
org.apache.hadoop.hive.ql.plan   
 

Uses of MapWork in org.apache.hadoop.hive.ql.exec
 

Methods in org.apache.hadoop.hive.ql.exec that return MapWork
static MapWork Utilities.getMapWork(Configuration conf)
           
 

Methods in org.apache.hadoop.hive.ql.exec with parameters of type MapWork
static void Utilities.createTmpDirs(Configuration conf, MapWork mWork)
          Hive uses tmp directories to capture the output of each FileSinkOperator.
static int Utilities.estimateNumberOfReducers(HiveConf conf, ContentSummary inputSummary, MapWork work, boolean finalMapRed)
          Estimate the number of reducers needed for this job, based on job input, and configuration parameters.
static double Utilities.getHighestSamplePercentage(MapWork work)
          Returns the highest sample percentage of any alias in the given MapWork
static List<Path> Utilities.getInputPaths(JobConf job, MapWork work, String hiveScratchDir, Context ctx)
          Computes a list of all input paths needed to compute the given MapWork.
static ContentSummary Utilities.getInputSummary(Context ctx, MapWork work, PathFilter filter)
          Calculate the total size of input files.
static long Utilities.getTotalInputFileSize(ContentSummary inputSummary, MapWork work, double highestSamplePercentage)
          Computes the total input file size.
static long Utilities.getTotalInputNumFiles(ContentSummary inputSummary, MapWork work, double highestSamplePercentage)
          Computes the total number of input files.
 void MapOperator.initializeAsRoot(Configuration hconf, MapWork mapWork)
          Initializes this map op as the root of the tree.
static void Utilities.setInputAttributes(Configuration conf, MapWork mWork)
          Set hive input format, and input format file if necessary.
static Path Utilities.setMapWork(Configuration conf, MapWork w, String hiveScratchDir, boolean useCache)
           
 

Uses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.merge
 

Subclasses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.merge
 class MergeWork
           
 

Uses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.stats
 

Subclasses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.stats
 class PartialScanWork
          Partial Scan Work.
 

Uses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.truncate
 

Subclasses of MapWork in org.apache.hadoop.hive.ql.io.rcfile.truncate
 class ColumnTruncateWork
           
 

Uses of MapWork in org.apache.hadoop.hive.ql.optimizer
 

Methods in org.apache.hadoop.hive.ql.optimizer with parameters of type MapWork
static void GenMapRedUtils.replaceMapWork(String sourceAlias, String targetAlias, MapWork source, MapWork target)
          Replace the Map-side operator tree associated with targetAlias in target with the Map-side operator tree associated with sourceAlias in source.
static void GenMapRedUtils.setTaskPlan(String path, String alias, Operator<? extends OperatorDesc> topOp, MapWork plan, boolean local, TableDesc tt_desc)
          set the current task in the mapredWork.
 

Uses of MapWork in org.apache.hadoop.hive.ql.optimizer.physical
 

Methods in org.apache.hadoop.hive.ql.optimizer.physical with parameters of type MapWork
 long AbstractJoinTaskDispatcher.getTotalKnownInputSize(Context context, MapWork currWork, Map<String,ArrayList<String>> pathToAliases, HashMap<String,Long> aliasToSize)
           
 

Uses of MapWork in org.apache.hadoop.hive.ql.plan
 

Methods in org.apache.hadoop.hive.ql.plan that return MapWork
 MapWork MapredWork.getMapWork()
           
 

Methods in org.apache.hadoop.hive.ql.plan with parameters of type MapWork
 void MapWork.mergingInto(MapWork mapWork)
           
 void MapredWork.setMapWork(MapWork mapWork)
           
 



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