org.teiid.translator.jdbc.teiid

Class TeiidExecutionFactory

java.lang.Object

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

org.teiid.translator.jdbc.JDBCExecutionFactory

org.teiid.translator.jdbc.teiid.TeiidExecutionFactory

@Translator(name="teiid",
            description="A translator for Teiid 7.0 or later")
public class TeiidExecutionFactory
extends JDBCExecutionFactory

Since:

4.3

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 and Description
static Version	EIGHT_1
static Version	EIGHT_10
static Version	EIGHT_3
static Version	EIGHT_4
static Version	EIGHT_5
static Version	NINE_0
static Version	NINE_1
static Version	NINE_2
static Version	SEVEN_0
static Version	SEVEN_1
static Version	SEVEN_2
static Version	SEVEN_3
static Version	SEVEN_4
static Version	SEVEN_5
static Version	SEVEN_6

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

Constructor Summary

Constructors

Constructor and Description
TeiidExecutionFactory()

Method Summary

Modifier and Type	Method and Description
ExecutionFactory.NullOrder	getDefaultNullOrder() Returns the default null ordering
SQLDialect	getDialect()
String	getLateralKeyword()
MetadataProcessor<Connection>	getMetadataProcessor() Get a MetadataProcessor for the translator to read the metadata.
SQLConversionVisitor	getSQLConversionVisitor() Create the SQLConversionVisitor that will perform translation.
List<String>	getSupportedFunctions() Get list of all supported function names.
boolean	supportsAdvancedOlapOperations()
boolean	supportsAggregatesEnhancedNumeric() Support indicates connector can accept STDDEV_POP, STDDEV_VAR, VAR_POP, VAR_SAMP
boolean	supportsArrayAgg()
boolean	supportsArrayType() The engine uses array types for dependent joins and for array expression.
boolean	supportsBulkUpdate() Whether the source supports updates with multiple value sets
boolean	supportsCommonTableExpressions()
boolean	supportsElementaryOlapOperations()
boolean	supportsExcept() Support indicates that the connector supports the EXCEPT of two queries.
boolean	supportsFormatLiteral(String literal, ExecutionFactory.Format format)
boolean	supportsFunctionsInGroupBy() Support indicates that the connector supports non-column expressions in GROUP BY, such as: SELECT dayofmonth(theDate), COUNT(*) FROM table GROUP BY dayofmonth(theDate)
boolean	supportsGeneratedKeys()
boolean	supportsGroupByRollup()
boolean	supportsInlineViews() Support indicates connector can accept inline views (subqueries in the FROM clause).
boolean	supportsInsertWithQueryExpression() Support indicates that the connector can accept INSERTs with values specified by a SetQuery or Select
boolean	supportsIntersect() Support indicates that the connector supports the INTERSECT of two queries.
boolean	supportsLateralJoin()
boolean	supportsLikeRegex()
boolean	supportsOrderByNullOrdering() Returns whether the database supports explicit null ordering.
boolean	supportsOrderByUnrelated() Support indicates connector accepts ORDER BY clause with columns not from the select
boolean	supportsProcedureTable()
boolean	supportsRecursiveCommonTableExpressions()
boolean	supportsRowLimit() Gets whether the connector can limit the number of rows returned by a query.
boolean	supportsRowOffset() Gets whether the connector supports a SQL clause (similar to the LIMIT with an offset) that can return result sets that start in the middle of the resulting rows returned by a query
boolean	supportsSelectWithoutFrom()
boolean	supportsSimilarTo()
boolean	supportsStringAgg()
boolean	supportsUpsert()
boolean	supportsWindowDistinctAggregates()
boolean	supportsWindowOrderByWithAggregates()
boolean	useScientificNotation()
protected boolean	usesDatabaseVersion()

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

addSourceComment, afterInitialConnectionObtained, bindValue, closeConnection, convertObject, createDirectExecution, createMetadataProcessor, createProcedureExecution, createResultSetExecution, createTempTable, createUpdateExecution, executeStoredProcedure, formatDateValue, formatDateValue, getCommentFormat, getConnection, getCreateTemporaryTablePostfix, getCreateTemporaryTableString, getCreateTempTableSQL, getDatabaseCalendar, getDatabaseTimeZone, getDatabaseVersion, getDefaultSupportedFunctions, getFunctionModifiers, getHibernateDialectClassName, getLikeRegexString, getMaxPreparedInsertBatchSize, getMetadata, getSetOperationString, getSourceComment, getStructRetrieval, getTemporaryTableName, getTimestampNanoPrecision, getVersion, hasTimeType, initCapabilities, intializeConnectionAfterCancel, isEnableDependentJoins, isSourceRequired, isSourceRequiredForCapabilities, isTrimStrings, loadedTemporaryTable, obtainedConnection, parseName, registerFunctionModifier, registerSpecificTypeOfOutParameter, replaceElementName, retrieveGeometryValue, retrieveGeometryValue, retrieveValue, retrieveValue, setCommentFormat, setDatabaseTimeZone, setDatabaseVersion, setDatabaseVersion, setEnableDependentJoins, setFetchSize, setMaxPreparedInsertBatchSize, setStructRetrieval, setTrimStrings, setUseBindingsForDependentJoin, setUseBindVariables, setUseCommentsInSourceQuery, start, supportsAggregatesAvg, supportsAggregatesCount, supportsAggregatesCountStar, supportsAggregatesDistinct, supportsAggregatesMax, supportsAggregatesMin, supportsAggregatesSum, supportsAliasedTable, supportsBatchedUpdates, supportsBooleanExpressions, supportsCompareCriteriaEquals, supportsCompareCriteriaOrdered, supportsCorrelatedSubqueries, supportsDependentJoins, supportsExistsCriteria, supportsFullDependentJoins, supportsGeneratedKeys, supportsGroupBy, supportsHaving, supportsInCriteria, supportsInCriteriaSubquery, supportsIsNullCriteria, supportsLikeCriteria, supportsLikeCriteriaEscapeCharacter, supportsNotCriteria, supportsOrCriteria, supportsQuantifiedCompareCriteriaAll, supportsQuantifiedCompareCriteriaSome, supportsScalarSubqueries, supportsSearchedCaseExpressions, supportsSelectExpression, supportsSelfJoins, supportsSetQueryOrderBy, supportsUnions, tempTableRequiresTransaction, translate, translateCommand, translateGeometryLiteral, translateGeometrySelect, translateLimit, translateLiteralBinaryType, translateLiteralBoolean, translateLiteralDate, translateLiteralTime, translateLiteralTimestamp, useAsInGroupAlias, useBindingsForDependentJoin, useBindVariables, useColumnNamesForGeneratedKeys, useCommentsInSourceQuery, useParensForJoins, useParensForSetQueries, usePreparedStatements, 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, getNativeQueryProcedureName, getPushDownFunctions, getRequiredLikeEscape, getSupportedJoinCriteria, 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, supportsCompareCriteriaOrderedExclusive, supportsConvert, supportsCorrelatedSubqueryLimit, supportsDirectQueryProcedure, supportsFullOuterJoins, supportsGroupByMultipleDistinctAggregates, supportsInnerJoins, supportsLateralJoinCondition, supportsNativeQueries, supportsOnlyCorrelatedSubqueries, supportsOnlyFormatLiterals, supportsOnlyLiteralComparison, supportsOnlySingleTableGroupBy, supportsOrderBy, supportsOrderByWithExtendedGrouping, supportsOuterJoins, supportsPartialFiltering, supportsScalarSubqueryProjection, supportsSelectDistinct, supportsSelectExpressionArrayType, supportsSubqueryCommonTableExpressions, supportsSubqueryInOn, useAnsiJoin

Methods inherited from class java.lang.Object

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

Field Detail

SEVEN_0

public static final Version SEVEN_0

SEVEN_1

public static final Version SEVEN_1

SEVEN_2

public static final Version SEVEN_2

SEVEN_3

public static final Version SEVEN_3

SEVEN_4

public static final Version SEVEN_4

SEVEN_5

public static final Version SEVEN_5

SEVEN_6

public static final Version SEVEN_6

EIGHT_1

public static final Version EIGHT_1

EIGHT_3

public static final Version EIGHT_3

EIGHT_4

public static final Version EIGHT_4

EIGHT_5

public static final Version EIGHT_5

EIGHT_10

public static final Version EIGHT_10

NINE_0

public static final Version NINE_0

NINE_1

public static final Version NINE_1

NINE_2

public static final Version NINE_2

Constructor Detail

TeiidExecutionFactory

public TeiidExecutionFactory()

Method Detail

getSupportedFunctions

public List<String> getSupportedFunctions()

Description copied from class: ExecutionFactory

Get list of all supported function names. Arithmetic functions have names like "+".

Overrides:

getSupportedFunctions in class JDBCExecutionFactory

See Also:

for a listing of system pushdown functions. Note that not all system functions are listed as some functions will use a common name such as CONCAT vs. the || operator, and other functions will be rewritten and not pushed down, such as SPACE.
Note: User defined functions should be specified fully qualified.

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

supportsFunctionsInGroupBy

public boolean supportsFunctionsInGroupBy()

Description copied from class: ExecutionFactory

Support indicates that the connector supports non-column expressions in GROUP BY, such as: SELECT dayofmonth(theDate), COUNT(*) FROM table GROUP BY dayofmonth(theDate)

Overrides:

supportsFunctionsInGroupBy in class ExecutionFactory<DataSource,Connection>

supportsRowLimit

public boolean supportsRowLimit()

Description copied from class: ExecutionFactory

Gets whether the connector can limit the number of rows returned by a query.

Overrides:

supportsRowLimit in class ExecutionFactory<DataSource,Connection>

supportsRowOffset

public boolean supportsRowOffset()

Description copied from class: ExecutionFactory

Gets whether the connector supports a SQL clause (similar to the LIMIT with an offset) that can return result sets that start in the middle of the resulting rows returned by a query

Overrides:

supportsRowOffset in class ExecutionFactory<DataSource,Connection>

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>

supportsAggregatesEnhancedNumeric

public boolean supportsAggregatesEnhancedNumeric()

Description copied from class: ExecutionFactory

Support indicates connector can accept STDDEV_POP, STDDEV_VAR, VAR_POP, VAR_SAMP

Overrides:

supportsAggregatesEnhancedNumeric in class ExecutionFactory<DataSource,Connection>

getDefaultNullOrder

public ExecutionFactory.NullOrder getDefaultNullOrder()

Description copied from class: ExecutionFactory

Returns the default null ordering

Overrides:

getDefaultNullOrder in class JDBCExecutionFactory

Returns:

the ExecutionFactory.NullOrder

supportsBulkUpdate

public boolean supportsBulkUpdate()

Description copied from class: ExecutionFactory

Whether the source supports updates with multiple value sets

Overrides:

supportsBulkUpdate in class JDBCExecutionFactory

supportsCommonTableExpressions

public boolean supportsCommonTableExpressions()

Overrides:

supportsCommonTableExpressions in class ExecutionFactory<DataSource,Connection>

Returns:

true if the WITH clause is supported

supportsRecursiveCommonTableExpressions

public boolean supportsRecursiveCommonTableExpressions()

Overrides:

supportsRecursiveCommonTableExpressions in class ExecutionFactory<DataSource,Connection>

Returns:

true if a recursive WITH clause item is supported

supportsAdvancedOlapOperations

public boolean supportsAdvancedOlapOperations()

Overrides:

supportsAdvancedOlapOperations in class ExecutionFactory<DataSource,Connection>

Returns:

true if Advanced OLAP operations are supported including the aggregate function filter clause.

supportsElementaryOlapOperations

public boolean supportsElementaryOlapOperations()

Overrides:

supportsElementaryOlapOperations in class ExecutionFactory<DataSource,Connection>

Returns:

true if Elementary OLAP operations are supported including window functions and inline window specifications that include simple expressions in partitioning and ordering

supportsArrayAgg

public boolean supportsArrayAgg()

Overrides:

supportsArrayAgg in class ExecutionFactory<DataSource,Connection>

Returns:

true if array_agg is supported

supportsLikeRegex

public boolean supportsLikeRegex()

Overrides:

supportsLikeRegex in class ExecutionFactory<DataSource,Connection>

Returns:

true if the LIKE_REGEX predicate is supported

supportsSimilarTo

public boolean supportsSimilarTo()

Overrides:

supportsSimilarTo in class ExecutionFactory<DataSource,Connection>

Returns:

true if the SIMILAR TO predicate is supported

supportsWindowDistinctAggregates

public boolean supportsWindowDistinctAggregates()

Overrides:

supportsWindowDistinctAggregates in class ExecutionFactory<DataSource,Connection>

Returns:

true if distinct aggregates can be windowed function.

supportsWindowOrderByWithAggregates

public boolean supportsWindowOrderByWithAggregates()

Overrides:

supportsWindowOrderByWithAggregates in class ExecutionFactory<DataSource,Connection>

Returns:

true if all aggregates can have window function order by clauses.

supportsFormatLiteral

public boolean supportsFormatLiteral(String literal,
                                     ExecutionFactory.Format format)

Overrides:

supportsFormatLiteral in class ExecutionFactory<DataSource,Connection>

Returns:

true if the given Java format string is supported

supportsGeneratedKeys

public boolean supportsGeneratedKeys()

Overrides:

supportsGeneratedKeys in class JDBCExecutionFactory

supportsInsertWithQueryExpression

public boolean supportsInsertWithQueryExpression()

Description copied from class: ExecutionFactory

Support indicates that the connector can accept INSERTs with values specified by a SetQuery or Select

Overrides:

supportsInsertWithQueryExpression in class JDBCExecutionFactory

supportsOrderByNullOrdering

public boolean supportsOrderByNullOrdering()

Description copied from class: ExecutionFactory

Returns whether the database supports explicit null ordering.

Overrides:

supportsOrderByNullOrdering in class ExecutionFactory<DataSource,Connection>

Returns:

true if nulls first/last can be specified

usesDatabaseVersion

protected boolean usesDatabaseVersion()

Overrides:

usesDatabaseVersion in class JDBCExecutionFactory

supportsSelectWithoutFrom

public boolean supportsSelectWithoutFrom()

Overrides:

supportsSelectWithoutFrom in class ExecutionFactory<DataSource,Connection>

Returns:

true if the translator support SELECT without a FROM clause

supportsStringAgg

public boolean supportsStringAgg()

Overrides:

supportsStringAgg in class ExecutionFactory<DataSource,Connection>

Returns:

true if string_agg is supported

getDialect

public SQLDialect getDialect()

Overrides:

getDialect in class JDBCExecutionFactory

supportsGroupByRollup

public boolean supportsGroupByRollup()

Overrides:

supportsGroupByRollup in class ExecutionFactory<DataSource,Connection>

Returns:

true if the translator support GROUP BY ROLLUP

useScientificNotation

public boolean useScientificNotation()

Overrides:

useScientificNotation in class JDBCExecutionFactory

Returns:

true if scientific notation should be used for float/double types

supportsOrderByUnrelated

public boolean supportsOrderByUnrelated()

Description copied from class: ExecutionFactory

Support indicates connector accepts ORDER BY clause with columns not from the select

Overrides:

supportsOrderByUnrelated in class JDBCExecutionFactory

Returns:

getMetadataProcessor

public MetadataProcessor<Connection> getMetadataProcessor()

Description copied from class: ExecutionFactory

Get a MetadataProcessor for the translator to read the metadata. Typically this will return a new instance.

Overrides:

getMetadataProcessor in class JDBCExecutionFactory

Returns:

supportsLateralJoin

public boolean supportsLateralJoin()

Overrides:

supportsLateralJoin in class ExecutionFactory<DataSource,Connection>

Returns:

true if the source supports lateral join

getLateralKeyword

public String getLateralKeyword()

Overrides:

getLateralKeyword in class JDBCExecutionFactory

supportsProcedureTable

public boolean supportsProcedureTable()

Overrides:

supportsProcedureTable in class ExecutionFactory<DataSource,Connection>

Returns:

supportsArrayType

public boolean supportsArrayType()

Description copied from class: ExecutionFactory

The engine uses array types for dependent joins and for array expression.

Overrides:

supportsArrayType in class ExecutionFactory<DataSource,Connection>

Returns:

true if an array type is supported.

supportsUpsert

public boolean supportsUpsert()

Overrides:

supportsUpsert in class ExecutionFactory<DataSource,Connection>

Returns:

true if the source supports upsert

getSQLConversionVisitor

public SQLConversionVisitor getSQLConversionVisitor()

Description copied from class: JDBCExecutionFactory

Create the SQLConversionVisitor that will perform translation. Typical custom JDBC connectors will not need to create custom conversion visitors, rather implementors should override existing JDBCExecutionFactory methods.

Overrides:

getSQLConversionVisitor in class JDBCExecutionFactory

Returns:

the SQLConversionVisitor