org.teiid.translator.jdbc.db2

Class BaseDB2ExecutionFactory

java.lang.Object

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

org.teiid.translator.jdbc.JDBCExecutionFactory

org.teiid.translator.jdbc.db2.BaseDB2ExecutionFactory

Direct Known Subclasses:

DB2ExecutionFactory, DerbyExecutionFactory

public class BaseDB2ExecutionFactory
extends JDBCExecutionFactory

Nested Class Summary

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

ExecutionFactory.Format, ExecutionFactory.NullOrder, ExecutionFactory.SupportedJoinCriteria

Field Summary

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

DEFAULT_MAX_DEPENDENT_PREDICATES, DEFAULT_MAX_IN_CRITERIA, DEFAULT_TIME_ZONE

Fields inherited from class org.teiid.translator.ExecutionFactory

DEFAULT_MAX_FROM_GROUPS, DEFAULT_MAX_IN_CRITERIA_SIZE

Constructor Summary

Constructors

Constructor and Description
BaseDB2ExecutionFactory()

Method Summary

Methods

Modifier and Type	Method and Description
static void	convertCrossJoinToInner(LanguageObject obj, LanguageFactory lf)
ExecutionFactory.NullOrder	getDefaultNullOrder() Returns the default null ordering
void	start() Initialize the connector with supplied configuration
boolean	supportsExcept() Support indicates that the connector supports the EXCEPT of two queries.
boolean	supportsInlineViews() Support indicates connector can accept inline views (subqueries in the FROM clause).
boolean	supportsIntersect() Support indicates that the connector supports the INTERSECT of two queries.
boolean	supportsSubqueryInOn() Refines subquery support.
List<?>	translate(LanguageObject obj, ExecutionContext context) Return a List of translated parts (LanguageObjects and Objects), or null if to rely on the default translation.
List<?>	translateLimit(Limit limit, ExecutionContext context) Return a List of translated parts (LanguageObjects and Objects), or null if to rely on the default translation.

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

addSourceComment, afterInitialConnectionObtained, bindValue, closeConnection, createDirectExecution, createMetadataProcessor, createProcedureExecution, createResultSetExecution, createUpdateExecution, executeStoredProcedure, formatDateValue, getConnection, getDatabaseCalendar, getDatabaseTimeZone, getDatabaseVersion, getDefaultSupportedFunctions, getFunctionModifiers, getLikeRegexString, getMaxPreparedInsertBatchSize, getMetadata, getSetOperationString, getSourceComment, getSQLConversionVisitor, getSupportedFunctions, getTimestampNanoPrecision, hasTimeType, isSourceRequired, isTrimStrings, obtainedConnection, parseName, registerFunctionModifier, registerSpecificTypeOfOutParameter, replaceElementName, retrieveValue, retrieveValue, setDatabaseTimeZone, setDatabaseVersion, setFetchSize, setMaxPreparedInsertBatchSize, setTrimStrings, setUseBindVariables, setUseCommentsInSourceQuery, supportsAggregatesAvg, supportsAggregatesCount, supportsAggregatesCountStar, supportsAggregatesDistinct, supportsAggregatesMax, supportsAggregatesMin, supportsAggregatesSum, supportsAliasedTable, supportsBatchedUpdates, supportsBulkUpdate, supportsCompareCriteriaEquals, supportsCompareCriteriaOrdered, supportsCorrelatedSubqueries, supportsExistsCriteria, supportsGroupBy, supportsHaving, supportsInCriteria, supportsInCriteriaSubquery, supportsInsertWithQueryExpression, supportsIsNullCriteria, supportsLikeCriteria, supportsLikeCriteriaEscapeCharacter, supportsNotCriteria, supportsOrCriteria, supportsOrderByUnrelated, supportsQuantifiedCompareCriteriaAll, supportsQuantifiedCompareCriteriaSome, supportsScalarSubqueries, supportsSearchedCaseExpressions, supportsSelectExpression, supportsSelfJoins, supportsSetQueryOrderBy, supportsUnions, translateCommand, translateLiteralBoolean, translateLiteralDate, translateLiteralTime, translateLiteralTimestamp, useAsInGroupAlias, useBindVariables, useCommentsInSourceQuery, useParensForJoins, useParensForSetQueries, usePreparedStatements, useSelectLimit, useStreamsForLobs

Methods inherited from class org.teiid.translator.ExecutionFactory

addPushDownFunction, areLobsUsableAfterClose, createExecution, getCacheDirective, getConnection, getInstance, getLanguageFactory, getMaxDependentInPredicates, getMaxFromGroups, getMaxInCriteriaSize, getNativeQueryProcedureName, getPushDownFunctions, getSupportedJoinCriteria, getTypeFacility, isCopyLobs, isForkable, isImmutable, isSourceRequiredForMetadata, requiresCriteria, setCopyLobs, setImmutable, setMaxDependentInPredicates, setMaxInCriteriaSize, setNativeQueryProcedureName, setRequiresCriteria, setSourceRequired, setSourceRequiredForMetadata, setSupportedJoinCriteria, setSupportsFullOuterJoins, setSupportsInnerJoins, setSupportsNativeQueries, setSupportsOrderBy, setSupportsOuterJoins, setSupportsSelectDistinct, supportsAdvancedOlapOperations, supportsAggregatesEnhancedNumeric, supportsArrayAgg, supportsArrayType, supportsCommonTableExpressions, supportsConvert, supportsDependentJoins, supportsElementaryOlapOperations, supportsFormatLiteral, supportsFullOuterJoins, supportsFunctionsInGroupBy, supportsInnerJoins, supportsLikeRegex, supportsNativeQueries, supportsOnlyFormatLiterals, supportsOnlyLiteralComparison, supportsOnlySingleTableGroupBy, supportsOrderBy, supportsOrderByNullOrdering, supportsOuterJoins, supportsRowLimit, supportsRowOffset, supportsSelectDistinct, supportsSimilarTo, supportsWindowDistinctAggregates, supportsWindowOrderByWithAggregates, useAnsiJoin

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseDB2ExecutionFactory

public BaseDB2ExecutionFactory()

Method Detail

start

public void start()
           throws TranslatorException

Description copied from class: ExecutionFactory

Initialize the connector with supplied configuration

Overrides:

start in class JDBCExecutionFactory

Throws:

TranslatorException

translateLimit

public List<?> translateLimit(Limit limit,
                     ExecutionContext context)

Description copied from class: JDBCExecutionFactory

Return a List of translated parts (LanguageObjects and Objects), or null if to rely on the default translation.

Overrides:

translateLimit in class JDBCExecutionFactory

Returns:

a list of translated parts

translate

public List<?> translate(LanguageObject obj,
                ExecutionContext context)

Description copied from class: JDBCExecutionFactory

Return a List of translated parts (LanguageObjects and Objects), or null if to rely on the default translation. Override with care.

Overrides:

translate in class JDBCExecutionFactory

Returns:

list of translated parts

convertCrossJoinToInner

public static void convertCrossJoinToInner(LanguageObject obj,
                           LanguageFactory lf)

getDefaultNullOrder

public ExecutionFactory.NullOrder getDefaultNullOrder()

Description copied from class: ExecutionFactory

Returns the default null ordering

Overrides:

getDefaultNullOrder in class JDBCExecutionFactory

Returns:

the ExecutionFactory.NullOrder

supportsInlineViews

public boolean supportsInlineViews()

Description copied from class: ExecutionFactory

Support indicates connector can accept inline views (subqueries in the FROM clause).

Overrides:

supportsInlineViews in class JDBCExecutionFactory

supportsExcept

public boolean supportsExcept()

Description copied from class: ExecutionFactory

Support indicates that the connector supports the EXCEPT of two queries.

Overrides:

supportsExcept in class ExecutionFactory<DataSource,Connection>

supportsIntersect

public boolean supportsIntersect()

Description copied from class: ExecutionFactory

Support indicates that the connector supports the INTERSECT of two queries.

Overrides:

supportsIntersect in class ExecutionFactory<DataSource,Connection>

supportsSubqueryInOn

public boolean supportsSubqueryInOn()

Description copied from class: ExecutionFactory

Refines subquery support.

Overrides:

supportsSubqueryInOn in class ExecutionFactory<DataSource,Connection>

Returns:

true if subqueries are supported in the on clause.