com.pingcap.tikv.predicates

类 TiKVScanAnalyzer

java.lang.Object

com.pingcap.tikv.predicates.TiKVScanAnalyzer

public class TiKVScanAnalyzer
extends Object

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	TiKVScanAnalyzer.ScanRange
static class	TiKVScanAnalyzer.TiKVScanPlan

构造器概要

构造器

构造器和说明
TiKVScanAnalyzer()

方法概要

限定符和类型	方法和说明
Map<Long,List<org.tikv.kvproto.Coprocessor.KeyRange>>	buildTableScanKeyRange(TiTableInfo table, List<IndexRange> indexRanges, List<TiPartitionDef> prunedParts)
TiDAGRequest	buildTiDAGReq(boolean allowIndexScan, boolean useIndexScanFirst, boolean canUseTiKV, boolean canUseTiFlash, List<TiColumnInfo> columnList, List<Expression> conditions, TiTableInfo table, TableStatistics tableStatistics, org.tikv.common.meta.TiTimestamp ts, TiDAGRequest dagRequest)
TiDAGRequest	buildTiDAGReq(List<TiColumnInfo> columnList, List<Expression> conditions, TiTableInfo table, org.tikv.common.meta.TiTimestamp ts, TiDAGRequest dagRequest)
static ScanSpec	extractConditions(List<Expression> conditions, TiTableInfo table, TiIndexInfo index)

从类继承的方法 java.lang.Object

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

构造器详细资料

TiKVScanAnalyzer

public TiKVScanAnalyzer()

方法详细资料

extractConditions

public static ScanSpec extractConditions(List<Expression> conditions,
                                         TiTableInfo table,
                                         TiIndexInfo index)

buildTiDAGReq

public TiDAGRequest buildTiDAGReq(List<TiColumnInfo> columnList,
                                  List<Expression> conditions,
                                  TiTableInfo table,
                                  org.tikv.common.meta.TiTimestamp ts,
                                  TiDAGRequest dagRequest)

buildTiDAGReq

public TiDAGRequest buildTiDAGReq(boolean allowIndexScan,
                                  boolean useIndexScanFirst,
                                  boolean canUseTiKV,
                                  boolean canUseTiFlash,
                                  List<TiColumnInfo> columnList,
                                  List<Expression> conditions,
                                  TiTableInfo table,
                                  TableStatistics tableStatistics,
                                  org.tikv.common.meta.TiTimestamp ts,
                                  TiDAGRequest dagRequest)

buildTableScanKeyRange

public Map<Long,List<org.tikv.kvproto.Coprocessor.KeyRange>> buildTableScanKeyRange(TiTableInfo table,
                                                                                    List<IndexRange> indexRanges,
                                                                                    List<TiPartitionDef> prunedParts)