com.northconcepts.datapipeline.foundations.tools

Class DetectPrimaryKeysInDataset

java.lang.Object

com.northconcepts.datapipeline.foundations.tools.DetectPrimaryKeysInDataset

public class DetectPrimaryKeysInDataset
extends Object

Constructor Summary

Constructors

Constructor and Description
DetectPrimaryKeysInDataset()

Method Summary

Modifier and Type	Method and Description
static List<FieldList>	detectPrimaryKeys(RecordList records)
static List<FieldList>	detectPrimaryKeys(RecordList records, int maxKeyFieldCount, boolean stopOnFirstMatch)
static List<String[]>	getFieldListCandidates(List<String> fieldNames, int keyLength)
static boolean	isCandidateKey(RecordList records, String... fieldNames)

Methods inherited from class java.lang.Object

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

Constructor Detail

DetectPrimaryKeysInDataset

public DetectPrimaryKeysInDataset()

Method Detail

detectPrimaryKeys

public static List<FieldList> detectPrimaryKeys(RecordList records)

detectPrimaryKeys

public static List<FieldList> detectPrimaryKeys(RecordList records,
                                                int maxKeyFieldCount,
                                                boolean stopOnFirstMatch)

isCandidateKey

public static boolean isCandidateKey(RecordList records,
                                     String... fieldNames)

getFieldListCandidates

public static List<String[]> getFieldListCandidates(List<String> fieldNames,
                                                    int keyLength)