com.espertech.esper.epl.lookup
Class EventTableIndexUtil

java.lang.Object
  com.espertech.esper.epl.lookup.EventTableIndexUtil

public class EventTableIndexUtil
extends java.lang.Object

Constructor Summary

EventTableIndexUtil()

Method Summary

static IndexMultiKey	findByIndexHint(java.util.Map<IndexMultiKey,? extends EventTableIndexEntryBase> indexCandidates, java.util.List<IndexHintInstruction> instructions)
static IndexMultiKey	findExactMatchNameAndType(java.util.Set<IndexMultiKey> indexMultiKeys, boolean unique, java.util.List<IndexedPropDesc> hashProps, java.util.List<IndexedPropDesc> btreeProps)
static Pair<IndexMultiKey,EventTableIndexEntryBase>	findIndexBestAvailable(java.util.Map<IndexMultiKey,? extends EventTableIndexEntryBase> tablesAvailable, java.util.Set<java.lang.String> keyPropertyNames, java.util.Set<java.lang.String> rangePropertyNames, java.util.List<IndexHintInstruction> optionalIndexHintInstructions)
static IndexMultiKey	findIndexConsiderTyping(java.util.Map<IndexMultiKey,EventTableIndexMetadataEntry> tableIndexesRefCount, java.util.List<IndexedPropDesc> hashProps, java.util.List<IndexedPropDesc> btreeProps, java.util.List<IndexHintInstruction> optionalIndexHintInstructions)
static EventTableCreateIndexDesc	validateCompileExplicitIndex(boolean unique, java.util.List<CreateIndexItem> columns, EventType eventType)

Methods inherited from class java.lang.Object

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

Constructor Detail

EventTableIndexUtil

public EventTableIndexUtil()

Method Detail

validateCompileExplicitIndex

public static EventTableCreateIndexDesc validateCompileExplicitIndex(boolean unique,
                                                                     java.util.List<CreateIndexItem> columns,
                                                                     EventType eventType)
                                                              throws ExprValidationException

Throws:

ExprValidationException

findIndexConsiderTyping

public static IndexMultiKey findIndexConsiderTyping(java.util.Map<IndexMultiKey,EventTableIndexMetadataEntry> tableIndexesRefCount,
                                                    java.util.List<IndexedPropDesc> hashProps,
                                                    java.util.List<IndexedPropDesc> btreeProps,
                                                    java.util.List<IndexHintInstruction> optionalIndexHintInstructions)

findIndexBestAvailable

public static Pair<IndexMultiKey,EventTableIndexEntryBase> findIndexBestAvailable(java.util.Map<IndexMultiKey,? extends EventTableIndexEntryBase> tablesAvailable,
                                                                                  java.util.Set<java.lang.String> keyPropertyNames,
                                                                                  java.util.Set<java.lang.String> rangePropertyNames,
                                                                                  java.util.List<IndexHintInstruction> optionalIndexHintInstructions)

findByIndexHint

public static IndexMultiKey findByIndexHint(java.util.Map<IndexMultiKey,? extends EventTableIndexEntryBase> indexCandidates,
                                            java.util.List<IndexHintInstruction> instructions)

findExactMatchNameAndType

public static IndexMultiKey findExactMatchNameAndType(java.util.Set<IndexMultiKey> indexMultiKeys,
                                                      boolean unique,
                                                      java.util.List<IndexedPropDesc> hashProps,
                                                      java.util.List<IndexedPropDesc> btreeProps)