oracle.pg.rdbms

Class RDBMSIndexManager

java.lang.Object

oracle.pg.text.OracleIndexManager

oracle.pg.rdbms.RDBMSIndexManager

All Implemented Interfaces:

MesgConsts

public class RDBMSIndexManager
extends OracleIndexManager
implements MesgConsts

A single point for accessing all vertex and edge indices of a specific OraclePropertyGraph object.

Field Summary

Fields inherited from class oracle.pg.text.OracleIndexManager

EDGE_CLASS_ID, VERTEX_CLASS_ID

Fields inherited from interface oracle.pg.common.MesgConsts

ERR_ARG_CANNOT_BE_NULL, ERR_CODE_NOT_IN_LIST, ERR_DOP_CONSTRAINT, ERR_E_AUTO_IDX_MUST_SOLR_OR_LUCENE, ERR_E_AUTO_IDX_NOT_EXIST, ERR_E_DS_MUSTBE_FILE_OR_IS, ERR_E_MAX_LINE_CONSTRAINT, ERR_EDGE_DIR_NOT_BOTH, ERR_EDGE_WORK_TBL_NOT_CLEAN, ERR_GRAPH_NAME_CANT_BENULL, ERR_HIT_EXCEPTION, ERR_HIT_INTERRUPT, ERR_HIT_IO, ERR_HIT_OPGE, ERR_HIT_PARSEE, ERR_ID_CANNOT_BE_NULL, ERR_IDX_KEY_CANNOT_BE_NULL, ERR_IDX_KEY_NOT_NULL, ERR_IDX_KEYS_NOT_NULL, ERR_IN_DS_EDGE_CANTBE_NULL, ERR_IN_DS_VERT_CANTBE_NULL, ERR_IN_E_FLAT_DOESNT_EXIST, ERR_IN_V_FLAT_DOESNT_EXIST, ERR_INPUT_LIST_NOT_NULL, ERR_INPUT_NOT_NULL, ERR_INVALID_CHANGE_ACTION, ERR_INVALID_NUM_FIELDS, ERR_INVALID_NUM_NOARG, ERR_INVALID_NUMBER, ERR_INVALID_VAL, ERR_KEY_CANNOT_BE_ID, ERR_KEY_CANNOT_BE_NULL, ERR_KEY_CANNOT_BE_NULL_EMPTY, ERR_KEY_NOT_SET_TO, ERR_NO_ELEM_TO_BE_CONSUMED, ERR_NO_OP_SUPPORTED, ERR_NOT_IMPLEMENTED_YET, ERR_NOT_ORACLE_V_E, ERR_NUM_PART_CONSTRAINT, ERR_OFFSET_CONSTRAINT, ERR_OFFSET_E_MUST_BE_POS, ERR_OFFSET_V_MUST_BE_POS, ERR_OPT_FLAG_EDGE_INVALID, ERR_OPT_FLAG_VERT_INVALID, ERR_ORA_TEXT_INVALID_KEY, ERR_ORA_TEXT_ONLY_AUTO, ERR_OUTPUT_LIST_NOT_NULL, ERR_PG_ALREADY_EXISTS, ERR_PG_NOT_EMPTY, ERR_PG_NOT_NULL, ERR_SIZE_MUST_BE_POS, ERR_TIMEOUT_TAB_CREATION, ERR_TXT_IDX_NOT_FOUND, ERR_TYPE_ID_NOT_RECO, ERR_UNSUPPORTED_VAL_TYP, ERR_USER_REQ_OP_CANCEL, ERR_V_AUTO_IDX_MUST_SOLR_OR_LUCENE, ERR_V_AUTO_IDX_NOT_EXIST, ERR_V_DS_MUSTBE_FILE_OR_IS, ERR_V_MAX_LINE_CONSTRAINT, ERR_VALUE_CANNOT_BE_NULL, INFO_EMP_K_NO_P_VAL, INFO_NUL_K_NO_P_VAL, TYPE_DT_BOOL, TYPE_DT_BYTE, TYPE_DT_CHAR, TYPE_DT_DATE, TYPE_DT_DOUBLE, TYPE_DT_EMPTY, TYPE_DT_FLOAT, TYPE_DT_INTEGER, TYPE_DT_JSON, TYPE_DT_LONG, TYPE_DT_SERI, TYPE_DT_SHORT, TYPE_DT_SPATIAL, TYPE_DT_STRING, TYPE_DT_URI

Constructor Summary

Constructors

Constructor and Description
RDBMSIndexManager(OraclePropertyGraph opg) Creates a new RDBMSIndexManager object, handling external indexes associated to the specified property graph.

Method Summary

Modifier and Type	Method and Description
void	close() Closes this index manager object.
void	commitIndices() Commits all open indices.
<T extends com.tinkerpop.blueprints.Element> boolean	containsIndexedKeyFromDB(java.lang.String key, java.lang.String indexName, java.lang.Class<T> indexClass) Verifies if the auto index contains the specified index key.
void	dropIndexMetadata() Drops all indices handled by this index manager.
<T extends com.tinkerpop.blueprints.Element> java.util.List<java.lang.String>	getIndexedKeys(java.lang.String indexName, java.lang.Class<T> indexClass) Gets all the keys associated to the specified auto index and stored in the index meta data table.
java.lang.String	getIndexTabName() Gets the name of the table defined to store all external index meta data.
void	initStatements() This method initializes a set of SQL statements
void	refreshIndices(long lStartSCN, long lEndSCN) Refresh all stored indices
<T extends com.tinkerpop.blueprints.Element> void	stopAutoIndexingProperty(java.lang.String key, java.lang.Class<T> elementClass) Removes the specified key to the properties used for auto indexing.

Methods inherited from class oracle.pg.text.OracleIndexManager

clearAndCloseIndices, clearIndices, closeIndices, containsIndexedKey, createIndex, disableEdgeAutoIndexer, disableVertexAutoIndexer, dropAllAutoIndices, dropAllIndices, dropAllManualIndices, dropIndex, dropIndex, dropIndices, enableEdgeAutoIndexer, enableVertexAutoIndexer, existEdgeIndex, existVertexIndex, getEdgeAutoIndexName, getEdgeIndex, getEntityTypeAsInt, getIndices, getVertexAutoIndexName, getVertexIndex, indexAlreadyExists, isEdgeAutoIndexerEnabled, isVertexAutoIndexerEnabled, refreshAllIndicesCache, refreshAutoIndices, refreshEdgeAutoIndexCache, refreshEdgeIndicesCache, refreshIndicesCache, refreshManualIndicesCache, refreshVertexAutoIndexCache, refreshVertexIndicesCache, remove, remove, removePropertyFromIndices, startAutoIndexingProperties, startAutoIndexingProperty, stopAutoIndexingProperties

Methods inherited from class java.lang.Object

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

Constructor Detail

RDBMSIndexManager

public RDBMSIndexManager(OraclePropertyGraph opg)

Creates a new RDBMSIndexManager object, handling external indexes associated to the specified property graph.

Parameters:

opg - a OraclePropertyGraph object.

Method Detail

close

public final void close()

Closes this index manager object.

Overrides:

close in class OracleIndexManager

commitIndices

public void commitIndices()

Commits all open indices.

Overrides:

commitIndices in class OracleIndexManager

containsIndexedKeyFromDB

public <T extends com.tinkerpop.blueprints.Element> boolean containsIndexedKeyFromDB(java.lang.String key,
                                                                                     java.lang.String indexName,
                                                                                     java.lang.Class<T> indexClass)

Verifies if the auto index contains the specified index key.

Parameters:

indexName - the name of the auto index.

key - the key to validate.

Returns:

true if the auto index contains the specified index key, else return false.

dropIndexMetadata

public void dropIndexMetadata()

Drops all indices handled by this index manager.

getIndexedKeys

public <T extends com.tinkerpop.blueprints.Element> java.util.List<java.lang.String> getIndexedKeys(java.lang.String indexName,
                                                                                                    java.lang.Class<T> indexClass)

Gets all the keys associated to the specified auto index and stored in the index meta data table.

Specified by:

getIndexedKeys in class OracleIndexManager

Parameters:

indexName - the name of the auto index.

indexClass - the class associated to the index (Vertex, Edge)

getIndexTabName

public java.lang.String getIndexTabName()

Gets the name of the table defined to store all external index meta data.

Returns:

the name of the index meta data table.

initStatements

public void initStatements()

This method initializes a set of SQL statements

refreshIndices

public void refreshIndices(long lStartSCN,
                           long lEndSCN)

Refresh all stored indices

stopAutoIndexingProperty

public <T extends com.tinkerpop.blueprints.Element> void stopAutoIndexingProperty(java.lang.String key,
                                                                                  java.lang.Class<T> elementClass)

Removes the specified key to the properties used for auto indexing.

Overrides:

stopAutoIndexingProperty in class OracleIndexManager

Parameters:

key - the key which will be used to generate the index

elementClass - the class of the auto index.