Package org.teiid.query.optimizer.relational.rules

Class CapabilitiesUtil

java.lang.Object

org.teiid.query.optimizer.relational.rules.CapabilitiesUtil

public class CapabilitiesUtil
extends Object

Method Summary

Modifier and Type	Method	Description
static ExecutionFactory.NullOrder	getDefaultNullOrder(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static int	getIntProperty(SourceCapabilities.Capability cap, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)	Values are expected to be non-negative except for unknown/invalid = -1
static int	getMaxDependentPredicates(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static int	getMaxFromGroups(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static int	getMaxInCriteriaSize(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static int	getMaxProjectedColumns(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static Object	getProperty(SourceCapabilities.Capability cap, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static ExecutionFactory.SupportedJoinCriteria	getSupportedJoinCriteria(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	isSameConnector(Object modelID, Object modelID1, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	requiresCriteria(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supports(SourceCapabilities.Capability cap, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsAggregateFunction(Object modelID, AggregateSymbol aggregate, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsAggregates(List groupCols, Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsCaseExpression(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsGroupAliases(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsJoin(Object modelID, JoinType joinType, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsOrderBy(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsRowLimit(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsRowOffset(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsScalarFunction(Object modelID, Function function, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSearchedCaseExpression(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelectDistinct(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelectExpression(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelfJoins(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSetOp(Object modelID, SetQuery.Operation setOp, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSetQueryOrderBy(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	useAnsiJoin(Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)

Methods inherited from class java.lang.Object

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

Method Detail

supportsSelfJoins

public static boolean supportsSelfJoins(Object modelID,
                                        QueryMetadataInterface metadata,
                                        CapabilitiesFinder capFinder)
                                 throws QueryMetadataException,
                                        TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsGroupAliases

public static boolean supportsGroupAliases(Object modelID,
                                           QueryMetadataInterface metadata,
                                           CapabilitiesFinder capFinder)
                                    throws QueryMetadataException,
                                           TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsJoin

public static boolean supportsJoin(Object modelID,
                                   JoinType joinType,
                                   QueryMetadataInterface metadata,
                                   CapabilitiesFinder capFinder)
                            throws QueryMetadataException,
                                   TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsAggregates

public static boolean supportsAggregates(List groupCols,
                                         Object modelID,
                                         QueryMetadataInterface metadata,
                                         CapabilitiesFinder capFinder)
                                  throws QueryMetadataException,
                                         TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsAggregateFunction

public static boolean supportsAggregateFunction(Object modelID,
                                                AggregateSymbol aggregate,
                                                QueryMetadataInterface metadata,
                                                CapabilitiesFinder capFinder)
                                         throws QueryMetadataException,
                                                TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsScalarFunction

public static boolean supportsScalarFunction(Object modelID,
                                             Function function,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsSelectDistinct

public static boolean supportsSelectDistinct(Object modelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsSelectExpression

public static boolean supportsSelectExpression(Object modelID,
                                               QueryMetadataInterface metadata,
                                               CapabilitiesFinder capFinder)
                                        throws QueryMetadataException,
                                               TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsOrderBy

public static boolean supportsOrderBy(Object modelID,
                                      QueryMetadataInterface metadata,
                                      CapabilitiesFinder capFinder)
                               throws QueryMetadataException,
                                      TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsSetOp

public static boolean supportsSetOp(Object modelID,
                                    SetQuery.Operation setOp,
                                    QueryMetadataInterface metadata,
                                    CapabilitiesFinder capFinder)
                             throws QueryMetadataException,
                                    TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsSetQueryOrderBy

public static boolean supportsSetQueryOrderBy(Object modelID,
                                              QueryMetadataInterface metadata,
                                              CapabilitiesFinder capFinder)
                                       throws QueryMetadataException,
                                              TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsCaseExpression

public static boolean supportsCaseExpression(Object modelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsSearchedCaseExpression

public static boolean supportsSearchedCaseExpression(Object modelID,
                                                     QueryMetadataInterface metadata,
                                                     CapabilitiesFinder capFinder)
                                              throws QueryMetadataException,
                                                     TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getMaxInCriteriaSize

public static int getMaxInCriteriaSize(Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getProperty

public static Object getProperty(SourceCapabilities.Capability cap,
                                 Object modelID,
                                 QueryMetadataInterface metadata,
                                 CapabilitiesFinder capFinder)
                          throws QueryMetadataException,
                                 TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getIntProperty

public static int getIntProperty(SourceCapabilities.Capability cap,
                                 Object modelID,
                                 QueryMetadataInterface metadata,
                                 CapabilitiesFinder capFinder)
                          throws QueryMetadataException,
                                 TeiidComponentException

Values are expected to be non-negative except for unknown/invalid = -1

Parameters:

cap -

modelID -

metadata -

capFinder -

Returns:

Throws:

QueryMetadataException

TeiidComponentException

getMaxDependentPredicates

public static int getMaxDependentPredicates(Object modelID,
                                            QueryMetadataInterface metadata,
                                            CapabilitiesFinder capFinder)
                                     throws QueryMetadataException,
                                            TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getMaxFromGroups

public static int getMaxFromGroups(Object modelID,
                                   QueryMetadataInterface metadata,
                                   CapabilitiesFinder capFinder)
                            throws QueryMetadataException,
                                   TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getMaxProjectedColumns

public static int getMaxProjectedColumns(Object modelID,
                                         QueryMetadataInterface metadata,
                                         CapabilitiesFinder capFinder)
                                  throws QueryMetadataException,
                                         TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getSupportedJoinCriteria

public static ExecutionFactory.SupportedJoinCriteria getSupportedJoinCriteria(Object modelID,
                                                                              QueryMetadataInterface metadata,
                                                                              CapabilitiesFinder capFinder)
                                                                       throws QueryMetadataException,
                                                                              TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

getDefaultNullOrder

public static ExecutionFactory.NullOrder getDefaultNullOrder(Object modelID,
                                                             QueryMetadataInterface metadata,
                                                             CapabilitiesFinder capFinder)
                                                      throws QueryMetadataException,
                                                             TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsRowLimit

public static boolean supportsRowLimit(Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supportsRowOffset

public static boolean supportsRowOffset(Object modelID,
                                        QueryMetadataInterface metadata,
                                        CapabilitiesFinder capFinder)
                                 throws QueryMetadataException,
                                        TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

isSameConnector

public static boolean isSameConnector(Object modelID,
                                      Object modelID1,
                                      QueryMetadataInterface metadata,
                                      CapabilitiesFinder capFinder)
                               throws QueryMetadataException,
                                      TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

requiresCriteria

public static boolean requiresCriteria(Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

useAnsiJoin

public static boolean useAnsiJoin(Object modelID,
                                  QueryMetadataInterface metadata,
                                  CapabilitiesFinder capFinder)
                           throws QueryMetadataException,
                                  TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException

supports

public static boolean supports(SourceCapabilities.Capability cap,
                               Object modelID,
                               QueryMetadataInterface metadata,
                               CapabilitiesFinder capFinder)
                        throws QueryMetadataException,
                               TeiidComponentException

Throws:

QueryMetadataException

TeiidComponentException