Package org.apache.iotdb.db.mpp.execution.operator.process.last

Class LastQueryUtil

  • public class LastQueryUtil
extends java.lang.Object

    • Constructor Summary

      Constructors 
      Constructor Description
      LastQueryUtil()  

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder, long lastTime, java.lang.String fullPath, java.lang.String lastValue, java.lang.String dataType)  
      static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder, long lastTime, org.apache.iotdb.tsfile.utils.Binary fullPath, java.lang.String lastValue, java.lang.String dataType)  
      static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder, org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock)  
      static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder, org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock, int index)  
      static int compareTimeSeries​(org.apache.iotdb.tsfile.read.common.block.TsBlock a, int indexA, org.apache.iotdb.tsfile.read.common.block.TsBlock b, int indexB, java.util.Comparator<org.apache.iotdb.tsfile.utils.Binary> comparator)  
      static java.util.List<Aggregator> createAggregators​(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType)  
      static org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder createTsBlockBuilder()  
      static org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder createTsBlockBuilder​(int initialExpectedEntries)  
      static org.apache.iotdb.tsfile.utils.Binary getTimeSeries​(org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock, int index)  
      static boolean needUpdateCache​(org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)  
      static boolean satisfyFilter​(org.apache.iotdb.tsfile.read.filter.basic.Filter filter, org.apache.iotdb.tsfile.read.TimeValuePair tvPair)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • LastQueryUtil

        public LastQueryUtil()

    • Method Detail

      • createTsBlockBuilder

        public static org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder createTsBlockBuilder()

      • createTsBlockBuilder

        public static org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder createTsBlockBuilder​(int initialExpectedEntries)

      • getTimeSeries

        public static org.apache.iotdb.tsfile.utils.Binary getTimeSeries​(org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock,
                                                                 int index)

      • appendLastValue

        public static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder,
                                   long lastTime,
                                   java.lang.String fullPath,
                                   java.lang.String lastValue,
                                   java.lang.String dataType)

      • appendLastValue

        public static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder,
                                   long lastTime,
                                   org.apache.iotdb.tsfile.utils.Binary fullPath,
                                   java.lang.String lastValue,
                                   java.lang.String dataType)

      • appendLastValue

        public static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder,
                                   org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock)

      • appendLastValue

        public static void appendLastValue​(org.apache.iotdb.tsfile.read.common.block.TsBlockBuilder builder,
                                   org.apache.iotdb.tsfile.read.common.block.TsBlock tsBlock,
                                   int index)

      • compareTimeSeries

        public static int compareTimeSeries​(org.apache.iotdb.tsfile.read.common.block.TsBlock a,
                                    int indexA,
                                    org.apache.iotdb.tsfile.read.common.block.TsBlock b,
                                    int indexB,
                                    java.util.Comparator<org.apache.iotdb.tsfile.utils.Binary> comparator)

      • satisfyFilter

        public static boolean satisfyFilter​(org.apache.iotdb.tsfile.read.filter.basic.Filter filter,
                                    org.apache.iotdb.tsfile.read.TimeValuePair tvPair)

      • createAggregators

        public static java.util.List<Aggregator> createAggregators​(org.apache.iotdb.tsfile.file.metadata.enums.TSDataType dataType)

      • needUpdateCache

        public static boolean needUpdateCache​(org.apache.iotdb.tsfile.read.filter.basic.Filter timeFilter)