| Package | Description | 
|---|---|
| org.apache.hadoop.hbase.client | Provides HBase Client | 
| org.apache.hadoop.hbase.regionserver | |
| org.apache.hadoop.hbase.security.access | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | GetUsed to perform Get operations on a single row. | 
| class  | ScanUsed to perform Scan operations. | 
| Modifier and Type | Method and Description | 
|---|---|
| Query | Query. setACL(Map<String,Permission> perms) | 
| Query | Query. setACL(String user,
      Permission perms) | 
| Query | Query. setAuthorizations(Authorizations authorizations)Sets the authorizations to be used by this Query | 
| Query | Query. setColumnFamilyTimeRange(byte[] cf,
                        long minStamp,
                        long maxStamp)Get versions of columns only within the specified timestamp range,
 [minStamp, maxStamp) on a per CF bases. | 
| Query | Query. setConsistency(Consistency consistency)Sets the consistency level for this operation | 
| Query | Query. setFilter(Filter filter)Apply the specified server-side filter when performing the Query. | 
| Query | Query. setIsolationLevel(IsolationLevel level)Set the isolation level for this query. | 
| Query | Query. setLoadColumnFamiliesOnDemand(boolean value)Set the value indicating whether loading CFs on demand should be allowed (cluster
 default is false). | 
| Query | Query. setReplicaId(int Id)Specify region replica id where Query will fetch data from. | 
| Modifier and Type | Method and Description | 
|---|---|
| (package private) static <T> CompletableFuture<T> | ConnectionUtils. timelineConsistentRead(AsyncRegionLocator locator,
                      TableName tableName,
                      Query query,
                      byte[] row,
                      RegionLocateType locateType,
                      Function<Integer,CompletableFuture<T>> requestReplica,
                      long rpcTimeoutNs,
                      long primaryCallTimeoutNs,
                      org.apache.hbase.thirdparty.io.netty.util.Timer retryTimer,
                      Optional<MetricsConnection> metrics) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | InternalScanSpecial scanner, currently used for increment operations to
 allow additional server-side arguments for Scan operations. | 
| Modifier and Type | Method and Description | 
|---|---|
| private void | AccessController. internalPreRead(ObserverContext<RegionCoprocessorEnvironment> c,
               Query query,
               AccessController.OpType opType) | 
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