com.metamatrix.query.optimizer.relational.rules
Class CapabilitiesUtil

java.lang.Object
  com.metamatrix.query.optimizer.relational.rules.CapabilitiesUtil

public class CapabilitiesUtil
extends java.lang.Object

Method Summary

static int	getMaxFromGroups(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static int	getMaxInCriteriaSize(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static ConnectorCapabilities.SupportedJoinCriteria	getSupportedJoinCriteria(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	isSameConnector(java.lang.Object modelID, java.lang.Object modelID1, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	requiresCriteria(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supports(SourceCapabilities.Capability cap, java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsAggregateFunction(java.lang.Object modelID, AggregateSymbol aggregate, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsAggregates(java.util.List groupCols, java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsCaseExpression(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsGroupAliases(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsJoin(java.lang.Object modelID, JoinType joinType, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsOrderBy(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsRowLimit(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsRowOffset(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsScalarFunction(java.lang.Object modelID, Function function, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSearchedCaseExpression(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelectDistinct(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelectLiterals(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSelfJoins(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSetOp(java.lang.Object modelID, SetQuery.Operation setOp, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	supportsSetQueryOrderBy(java.lang.Object modelID, QueryMetadataInterface metadata, CapabilitiesFinder capFinder)
static boolean	useAnsiJoin(java.lang.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(java.lang.Object modelID,
                                        QueryMetadataInterface metadata,
                                        CapabilitiesFinder capFinder)
                                 throws QueryMetadataException,
                                        MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsGroupAliases

public static boolean supportsGroupAliases(java.lang.Object modelID,
                                           QueryMetadataInterface metadata,
                                           CapabilitiesFinder capFinder)
                                    throws QueryMetadataException,
                                           MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsJoin

public static boolean supportsJoin(java.lang.Object modelID,
                                   JoinType joinType,
                                   QueryMetadataInterface metadata,
                                   CapabilitiesFinder capFinder)
                            throws QueryMetadataException,
                                   MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsAggregates

public static boolean supportsAggregates(java.util.List groupCols,
                                         java.lang.Object modelID,
                                         QueryMetadataInterface metadata,
                                         CapabilitiesFinder capFinder)
                                  throws QueryMetadataException,
                                         MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsAggregateFunction

public static boolean supportsAggregateFunction(java.lang.Object modelID,
                                                AggregateSymbol aggregate,
                                                QueryMetadataInterface metadata,
                                                CapabilitiesFinder capFinder)
                                         throws QueryMetadataException,
                                                MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsScalarFunction

public static boolean supportsScalarFunction(java.lang.Object modelID,
                                             Function function,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsSelectDistinct

public static boolean supportsSelectDistinct(java.lang.Object modelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsSelectLiterals

public static boolean supportsSelectLiterals(java.lang.Object modelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsOrderBy

public static boolean supportsOrderBy(java.lang.Object modelID,
                                      QueryMetadataInterface metadata,
                                      CapabilitiesFinder capFinder)
                               throws QueryMetadataException,
                                      MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsSetOp

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

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsSetQueryOrderBy

public static boolean supportsSetQueryOrderBy(java.lang.Object modelID,
                                              QueryMetadataInterface metadata,
                                              CapabilitiesFinder capFinder)
                                       throws QueryMetadataException,
                                              MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsCaseExpression

public static boolean supportsCaseExpression(java.lang.Object modelID,
                                             QueryMetadataInterface metadata,
                                             CapabilitiesFinder capFinder)
                                      throws QueryMetadataException,
                                             MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsSearchedCaseExpression

public static boolean supportsSearchedCaseExpression(java.lang.Object modelID,
                                                     QueryMetadataInterface metadata,
                                                     CapabilitiesFinder capFinder)
                                              throws QueryMetadataException,
                                                     MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

getMaxInCriteriaSize

public static int getMaxInCriteriaSize(java.lang.Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

getMaxFromGroups

public static int getMaxFromGroups(java.lang.Object modelID,
                                   QueryMetadataInterface metadata,
                                   CapabilitiesFinder capFinder)
                            throws QueryMetadataException,
                                   MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

getSupportedJoinCriteria

public static ConnectorCapabilities.SupportedJoinCriteria getSupportedJoinCriteria(java.lang.Object modelID,
                                                                                   QueryMetadataInterface metadata,
                                                                                   CapabilitiesFinder capFinder)
                                                                            throws QueryMetadataException,
                                                                                   MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsRowLimit

public static boolean supportsRowLimit(java.lang.Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supportsRowOffset

public static boolean supportsRowOffset(java.lang.Object modelID,
                                        QueryMetadataInterface metadata,
                                        CapabilitiesFinder capFinder)
                                 throws QueryMetadataException,
                                        MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

isSameConnector

public static boolean isSameConnector(java.lang.Object modelID,
                                      java.lang.Object modelID1,
                                      QueryMetadataInterface metadata,
                                      CapabilitiesFinder capFinder)
                               throws QueryMetadataException,
                                      MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

requiresCriteria

public static boolean requiresCriteria(java.lang.Object modelID,
                                       QueryMetadataInterface metadata,
                                       CapabilitiesFinder capFinder)
                                throws QueryMetadataException,
                                       MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

useAnsiJoin

public static boolean useAnsiJoin(java.lang.Object modelID,
                                  QueryMetadataInterface metadata,
                                  CapabilitiesFinder capFinder)
                           throws QueryMetadataException,
                                  MetaMatrixComponentException

Throws:

QueryMetadataException

MetaMatrixComponentException

supports

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

Throws:

QueryMetadataException

MetaMatrixComponentException