@Translator(name="yahoo", description="A translator for testing to obtain stock quotes from Yahoo web site") public class YahooExecutionFactory extends ExecutionFactory<Object,Object>
ExecutionFactory.Format, ExecutionFactory.NullOrder, ExecutionFactory.SupportedJoinCriteria, ExecutionFactory.TransactionSupport
Modifier and Type | Field and Description |
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static int |
YAHOO_MAX_SET_SIZE |
DEFAULT_MAX_FROM_GROUPS, DEFAULT_MAX_IN_CRITERIA_SIZE, DEFAULT_MAX_PROJECTED_COLUMNS
Constructor and Description |
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YahooExecutionFactory() |
Modifier and Type | Method and Description |
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ResultSetExecution |
createResultSetExecution(QueryExpression command,
ExecutionContext executionContext,
RuntimeMetadata metadata,
Object connectionFactory) |
void |
getMetadata(MetadataFactory metadataFactory,
Object connection)
Implement to provide metadata to the metadata for use by the engine.
|
boolean |
isSourceRequired()
Flag that indicates if a underlying source connection required for this execution factory to work
|
void |
start()
Initialize the connector with supplied configuration
|
boolean |
supportsCompareCriteriaEquals()
Support indicates connector accepts criteria of form (element = constant)
|
boolean |
supportsInCriteria()
Support indicates connector accepts criteria of form (element IN set)
|
boolean |
supportsOnlyLiteralComparison() |
addPushDownFunction, areLobsUsableAfterClose, closeConnection, createDirectExecution, createExecution, createProcedureExecution, createUpdateExecution, getCacheDirective, getCollationLocale, getConnection, getConnection, getDefaultNullOrder, getDirectQueryProcedureName, getExcludedCommonTableExpressionName, getInstance, getLanguageFactory, getMaxDependentInPredicates, getMaxFromGroups, getMaxInCriteriaSize, getMaxProjectedColumns, getMetadataProcessor, getNativeQueryProcedureName, getPushDownFunctions, getRequiredLikeEscape, getSupportedFunctions, getSupportedJoinCriteria, getTransactionSupport, getTypeFacility, initCapabilities, isCopyLobs, isForkable, isImmutable, isSourceRequiredForCapabilities, 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, supportsAggregatesAvg, supportsAggregatesCount, supportsAggregatesCountBig, supportsAggregatesCountStar, supportsAggregatesDistinct, supportsAggregatesEnhancedNumeric, supportsAggregatesMax, supportsAggregatesMin, supportsAggregatesSum, supportsAliasedTable, supportsArrayAgg, supportsArrayType, supportsBatchedUpdates, supportsBulkUpdate, supportsCommonTableExpressions, supportsCompareCriteriaOrdered, supportsCompareCriteriaOrderedExclusive, supportsConvert, supportsCorrelatedSubqueries, supportsCorrelatedSubqueryLimit, supportsDependentJoins, supportsDirectQueryProcedure, supportsElementaryOlapOperations, supportsExcept, supportsExistsCriteria, supportsFormatLiteral, supportsFullDependentJoins, supportsFullOuterJoins, supportsFunctionsInGroupBy, supportsGeographyType, supportsGroupBy, supportsGroupByMultipleDistinctAggregates, supportsGroupByRollup, supportsHaving, supportsInCriteriaSubquery, supportsInlineViews, supportsInnerJoins, supportsInsertWithQueryExpression, supportsIntersect, supportsIsDistinctCriteria, supportsIsNullCriteria, supportsLateralJoin, supportsLateralJoinCondition, supportsLikeCriteria, supportsLikeCriteriaEscapeCharacter, supportsLikeRegex, supportsListAgg, supportsMultipleOpenExecutions, supportsNativeQueries, supportsNotCriteria, supportsOnlyCorrelatedSubqueries, supportsOnlyFormatLiterals, supportsOnlyLateralJoinProcedure, supportsOnlySingleTableGroupBy, supportsOnlyTimestampAddLiteral, supportsOrCriteria, supportsOrderBy, supportsOrderByNullOrdering, supportsOrderByUnrelated, supportsOrderByWithExtendedGrouping, supportsOuterJoins, supportsPartialFiltering, supportsProcedureTable, supportsQuantifiedCompareCriteriaAll, supportsQuantifiedCompareCriteriaSome, supportsRecursiveCommonTableExpressions, supportsRowLimit, supportsRowOffset, supportsScalarSubqueries, supportsScalarSubqueryProjection, supportsSearchedCaseExpressions, supportsSelectDistinct, supportsSelectExpression, supportsSelectExpressionArrayType, supportsSelectWithoutFrom, supportsSelfJoins, supportsSetQueryLimitOffset, supportsSetQueryOrderBy, supportsSimilarTo, supportsStringAgg, supportsSubqueryCommonTableExpressions, supportsSubqueryInOn, supportsUnions, supportsUpsert, supportsWindowDistinctAggregates, supportsWindowFrameClause, supportsWindowFunctionCumeDist, supportsWindowFunctionNthValue, supportsWindowFunctionNtile, supportsWindowFunctionPercentRank, supportsWindowOrderByWithAggregates, useAnsiJoin, useBindingsForDependentJoin
public static final int YAHOO_MAX_SET_SIZE
public void start() throws TranslatorException
ExecutionFactory
start
in class ExecutionFactory<Object,Object>
TranslatorException
public ResultSetExecution createResultSetExecution(QueryExpression command, ExecutionContext executionContext, RuntimeMetadata metadata, Object connectionFactory) throws TranslatorException
createResultSetExecution
in class ExecutionFactory<Object,Object>
TranslatorException
public boolean supportsCompareCriteriaEquals()
ExecutionFactory
supportsCompareCriteriaEquals
in class ExecutionFactory<Object,Object>
public boolean supportsInCriteria()
ExecutionFactory
supportsInCriteria
in class ExecutionFactory<Object,Object>
public boolean isSourceRequired()
ExecutionFactory
isSourceRequired
in class ExecutionFactory<Object,Object>
public void getMetadata(MetadataFactory metadataFactory, Object connection) throws TranslatorException
ExecutionFactory
getMetadata
in class ExecutionFactory<Object,Object>
connection
- may be null if the source is not requiredTranslatorException
- to indicate a recoverable error, otherwise a RuntimeExceptionExecutionFactory.isSourceRequiredForMetadata()
public boolean supportsOnlyLiteralComparison()
supportsOnlyLiteralComparison
in class ExecutionFactory<Object,Object>
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