接口 org.apache.hadoop.hbase.regionserver.querymatcher.ColumnTracker
的使用

使用ColumnTracker的程序包

程序包	说明
org.apache.hadoop.hbase.regionserver.querymatcher

org.apache.hadoop.hbase.regionserver.querymatcher中ColumnTracker的使用

实现ColumnTracker的org.apache.hadoop.hbase.regionserver.querymatcher中的类

限定符和类型	类和说明
class	ExplicitColumnTracker This class is used for the tracking and enforcement of columns and numbers of versions during the course of a Get or Scan operation, when explicit column qualifiers have been asked for in the query.
class	ScanWildcardColumnTracker Keeps track of the columns for a scan if they are not explicitly specified

声明为ColumnTracker的org.apache.hadoop.hbase.regionserver.querymatcher中的字段

限定符和类型	字段和说明
protected ColumnTracker	ScanQueryMatcher.columns Keeps track of columns and versions

参数类型为ColumnTracker的org.apache.hadoop.hbase.regionserver.querymatcher中的方法

限定符和类型	方法和说明
static RawScanQueryMatcher	RawScanQueryMatcher.create(Scan scan, ScanInfo scanInfo, ColumnTracker columns, boolean hasNullColumn, long oldestUnexpiredTS, long now)
static NormalUserScanQueryMatcher	NormalUserScanQueryMatcher.create(Scan scan, ScanInfo scanInfo, ColumnTracker columns, boolean hasNullColumn, long oldestUnexpiredTS, long now, RegionCoprocessorHost regionCoprocessorHost)

参数类型为ColumnTracker的org.apache.hadoop.hbase.regionserver.querymatcher中的构造器

构造器和说明
NormalUserScanQueryMatcher(Scan scan, ScanInfo scanInfo, ColumnTracker columns, boolean hasNullColumn, DeleteTracker deletes, long oldestUnexpiredTS, long now)
RawScanQueryMatcher(Scan scan, ScanInfo scanInfo, ColumnTracker columns, boolean hasNullColumn, long oldestUnexpiredTS, long now)
ScanQueryMatcher(Cell startKey, ScanInfo scanInfo, ColumnTracker columns, long oldestUnexpiredTS, long now)
UserScanQueryMatcher(Scan scan, ScanInfo scanInfo, ColumnTracker columns, boolean hasNullColumn, long oldestUnexpiredTS, long now)