Package org.teiid.translator.hive

Class HiveExecutionFactory

java.lang.Object

org.teiid.translator.ExecutionFactory<DataSource,Connection>

org.teiid.translator.jdbc.JDBCExecutionFactory

org.teiid.translator.hive.BaseHiveExecutionFactory

org.teiid.translator.hive.HiveExecutionFactory

@Translator(name="hive",
            description="A translator for hive based database on HDFS")
public class HiveExecutionFactory
extends BaseHiveExecutionFactory

Nested Class Summary

Nested classes/interfaces inherited from class org.teiid.translator.jdbc.JDBCExecutionFactory

JDBCExecutionFactory.StructRetrieval

Nested classes/interfaces inherited from class org.teiid.translator.ExecutionFactory

ExecutionFactory.Format, ExecutionFactory.NullOrder, ExecutionFactory.SupportedJoinCriteria, ExecutionFactory.TransactionSupport

Field Summary

Fields

Modifier and Type	Field	Description
static String	HIVE
static Version	V_3

Fields inherited from class org.teiid.translator.hive.BaseHiveExecutionFactory

convert, useDatabaseMetaData

Fields inherited from class org.teiid.translator.jdbc.JDBCExecutionFactory

DEFAULT_MAX_DEPENDENT_PREDICATES, DEFAULT_MAX_IN_CRITERIA, DEFAULT_TIME_ZONE, dialect

Fields inherited from class org.teiid.translator.ExecutionFactory

DEFAULT_MAX_FROM_GROUPS, DEFAULT_MAX_IN_CRITERIA_SIZE, DEFAULT_MAX_PROJECTED_COLUMNS

Constructor Summary

Constructors

Constructor	Description
HiveExecutionFactory()

Method Summary

Modifier and Type	Method	Description
List<String>	getSupportedFunctions()
ExecutionFactory.SupportedJoinCriteria	getSupportedJoinCriteria()
boolean	requiresLeftLinearJoin()
void	start()
boolean	supportsAggregatesEnhancedNumeric()
boolean	supportsElementaryOlapOperations()
boolean	supportsGroupByRollup()
boolean	supportsIsDistinctCriteria()
String	translateLiteralDate(Date dateValue)
boolean	useParensForJoins()
protected boolean	usesDatabaseVersion()

Methods inherited from class org.teiid.translator.hive.BaseHiveExecutionFactory

addAggregatePushDownFunction, addSourceComment, bindValue, createMetadataProcessor, createProcedureExecution, createUpdateExecution, getLikeRegexString, getMetadataProcessor, getSQLConversionVisitor, hasTimeType, isUseDatabaseMetaData, retrieveValue, retrieveValue, rewriteBooleanFunctions, setUseDatabaseMetaData, supportsBatchedUpdates, supportsBulkUpdate, supportsCommonTableExpressions, supportsConvert, supportsCorrelatedSubqueries, supportsExcept, supportsExistsCriteria, supportsHaving, supportsInCriteriaSubquery, supportsInlineViews, supportsInsertWithQueryExpression, supportsIntersect, supportsLikeCriteriaEscapeCharacter, supportsLikeRegex, supportsOrderByUnrelated, supportsQuantifiedCompareCriteriaAll, supportsQuantifiedCompareCriteriaSome, supportsRowLimit, supportsScalarSubqueries, supportsUnions, supportsWindowFunctionNthValue, translateCommand, translateLimit, translateLiteralBoolean, translateLiteralTime, translateLiteralTimestamp, useAnsiJoin, useAsInGroupAlias

Methods inherited from class org.teiid.translator.jdbc.JDBCExecutionFactory

afterInitialConnectionObtained, closeConnection, convertObject, createDirectExecution, createResultSetExecution, createTempTable, executeStoredProcedure, formatDateValue, formatDateValue, getCommentFormat, getConnection, getCreateTemporaryTablePostfix, getCreateTemporaryTableString, getCreateTempTableSQL, getDatabaseCalendar, getDatabaseTimeZone, getDatabaseVersion, getDefaultNullOrder, getDefaultSupportedFunctions, getDialect, getFunctionModifiers, getHibernateDialectClassName, getLateralKeyword, getMaxPreparedInsertBatchSize, getMetadata, getRemovePushdownCharacters, getSetOperationString, getSourceComment, getStructRetrieval, getTemporaryTableName, getTimestampNanoPrecision, getVersion, initCapabilities, intializeConnectionAfterCancel, isCharacterType, isDefaultTimeZone, isEnableDependentJoins, isExtendedAscii, isNonAscii, isNonAscii, isNonAsciiFunction, isSourceRequired, isSourceRequiredForCapabilities, isTrimStrings, loadedTemporaryTable, obtainedConnection, preserveNullTyping, registerFunctionModifier, registerSpecificTypeOfOutParameter, replaceElementName, retrieveGeographyValue, retrieveGeographyValue, retrieveGeometryValue, retrieveGeometryValue, setCommentFormat, setDatabaseTimeZone, setDatabaseVersion, setDatabaseVersion, setEnableDependentJoins, setFetchSize, setMaxPreparedInsertBatchSize, setRemovePushdownCharacters, setStructRetrieval, setTrimStrings, setUseBindingsForDependentJoin, setUseBindVariables, setUseCommentsInSourceQuery, supportsAggregatesAvg, supportsAggregatesCount, supportsAggregatesCountStar, supportsAggregatesDistinct, supportsAggregatesMax, supportsAggregatesMin, supportsAggregatesSum, supportsAliasedTable, supportsBooleanExpressions, supportsCompareCriteriaEquals, supportsCompareCriteriaOrdered, supportsDependentJoins, supportsFullDependentJoins, supportsGeneratedKeys, supportsGeneratedKeys, supportsGroupBy, supportsInCriteria, supportsIsNullCriteria, supportsLikeCriteria, supportsNotCriteria, supportsOrCriteria, supportsProcedureParameterExpression, supportsSearchedCaseExpressions, supportsSelectExpression, supportsSelfJoins, supportsSetQueryOrderBy, tempTableRequiresTransaction, translate, translateGeographyLiteral, translateGeographyParameter, translateGeographySelect, translateGeometryLiteral, translateGeometryParameter, translateGeometrySelect, translateLiteralBinaryType, useBindingsForDependentJoin, useBindVariables, useColumnNamesForGeneratedKeys, useCommentsInSourceQuery, useNBindingType, useParensForSetQueries, usePreparedStatements, useScientificNotation, useSelectLimit, useStreamsForLobs, useUnicodePrefix, useWithRollup

Methods inherited from class org.teiid.translator.ExecutionFactory

addPushDownFunction, areLobsUsableAfterClose, createExecution, getCacheDirective, getCollationLocale, getConnection, getDirectQueryProcedureName, getExcludedCommonTableExpressionName, getInstance, getLanguageFactory, getMaxDependentInPredicates, getMaxFromGroups, getMaxInCriteriaSize, getMaxProjectedColumns, getNativeQueryProcedureName, getPushDownFunctions, getRequiredLikeEscape, getTransactionSupport, getTypeFacility, isCopyLobs, isForkable, isImmutable, isSourceRequiredForMetadata, isThreadBound, requiresCriteria, returnsSingleUpdateCount, setCollationLocale, setCopyLobs, setDirectQueryProcedureName, setExcludedCommonTableExpressionName, setImmutable, setMaxDependentInPredicates, setMaxInCriteriaSize, setNativeQueryProcedureName, setRequiresCriteria, setSourceRequired, setSourceRequiredForMetadata, setSupportedJoinCriteria, setSupportsDirectQueryProcedure, setSupportsFullOuterJoins, setSupportsInnerJoins, setSupportsNativeQueries, setSupportsOrderBy, setSupportsOuterJoins, setSupportsSelectDistinct, setThreadBound, setTransactionSupport, supportsAdvancedOlapOperations, supportsAggregatesCountBig, supportsArrayAgg, supportsArrayType, supportsCompareCriteriaOrderedExclusive, supportsCorrelatedSubqueryLimit, supportsDirectQueryProcedure, supportsFormatLiteral, supportsFullOuterJoins, supportsFunctionsInGroupBy, supportsGeographyType, supportsGroupByMultipleDistinctAggregates, supportsInnerJoins, supportsLateralJoin, supportsLateralJoinCondition, supportsListAgg, supportsMultipleOpenExecutions, supportsNativeQueries, supportsOnlyCorrelatedSubqueries, supportsOnlyFormatLiterals, supportsOnlyLateralJoinProcedure, supportsOnlyLiteralComparison, supportsOnlyRelationshipStyleJoins, supportsOnlySingleTableGroupBy, supportsOnlyTimestampAddLiteral, supportsOrderBy, supportsOrderByNullOrdering, supportsOrderByWithExtendedGrouping, supportsOuterJoins, supportsPartialFiltering, supportsProcedureTable, supportsRecursiveCommonTableExpressions, supportsRowOffset, supportsScalarSubqueryProjection, supportsSelectDistinct, supportsSelectExpressionArrayType, supportsSelectWithoutFrom, supportsSetQueryLimitOffset, supportsSimilarTo, supportsStringAgg, supportsSubqueryCommonTableExpressions, supportsSubqueryInOn, supportsUpsert, supportsWindowDistinctAggregates, supportsWindowFrameClause, supportsWindowFunctionCumeDist, supportsWindowFunctionNtile, supportsWindowFunctionPercentRank, supportsWindowOrderByWithAggregates

Methods inherited from class java.lang.Object

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

Field Detail

V_3

public static final Version V_3

HIVE

public static String HIVE

Constructor Detail

HiveExecutionFactory

public HiveExecutionFactory()

Method Detail

start

public void start()
           throws TranslatorException

Overrides:

start in class JDBCExecutionFactory

Throws:

TranslatorException

getSupportedFunctions

public List<String> getSupportedFunctions()

Overrides:

getSupportedFunctions in class JDBCExecutionFactory

supportsAggregatesEnhancedNumeric

public boolean supportsAggregatesEnhancedNumeric()

Overrides:

supportsAggregatesEnhancedNumeric in class ExecutionFactory<DataSource,Connection>

supportsElementaryOlapOperations

public boolean supportsElementaryOlapOperations()

Overrides:

supportsElementaryOlapOperations in class ExecutionFactory<DataSource,Connection>

supportsGroupByRollup

public boolean supportsGroupByRollup()

Overrides:

supportsGroupByRollup in class ExecutionFactory<DataSource,Connection>

getSupportedJoinCriteria

public ExecutionFactory.SupportedJoinCriteria getSupportedJoinCriteria()

Overrides:

getSupportedJoinCriteria in class ExecutionFactory<DataSource,Connection>

useParensForJoins

public boolean useParensForJoins()

Overrides:

useParensForJoins in class JDBCExecutionFactory

translateLiteralDate

public String translateLiteralDate(Date dateValue)

Overrides:

translateLiteralDate in class JDBCExecutionFactory

requiresLeftLinearJoin

public boolean requiresLeftLinearJoin()

Overrides:

requiresLeftLinearJoin in class BaseHiveExecutionFactory

supportsIsDistinctCriteria

public boolean supportsIsDistinctCriteria()

Overrides:

supportsIsDistinctCriteria in class ExecutionFactory<DataSource,Connection>

usesDatabaseVersion

protected boolean usesDatabaseVersion()

Overrides:

usesDatabaseVersion in class JDBCExecutionFactory