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Oracle® Spatial User's Guide and Reference 10g Release 2 (10.2) Part Number B14255-03 |
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# Index

A B C D E F G H I J L M N O P Q R S T U V W X Z

## Numerics

  0
    SRID value used with SDO_CS.VIEWPORT_TRANSFORM function, 13
    type 0 (zero) element, 2.5.7
  10g
    upgrading spatial data to Oracle Database 10g, 17
  3D
    formats of LRS functions, 7.4
      not supported with geodetic data, 6.9.2

## A

  ADD_PREFERENCE_FOR_OP procedure, 13
  addresses
    representing for geocoding, 5.1.1
  aggregate functions
    description, 1.10
    reference information, 12
    SDO_AGGR_CENTROID, 12
    SDO_AGGR_CONCAT_LINES, 12
    SDO_AGGR_CONVEXHULL, 12
    SDO_AGGR_LRS_CONCAT, 12
    SDO_AGGR_MBR, 12
    SDO_AGGR_UNION, 12
    SDOAGGRTYPE object type, 1.10.1
  AGGREGATES_FOR_GEOMETRY function, 18
  AGGREGATES_FOR_LAYER function, 18
  aliases, 6.6.2
  ALL_SDO_GEOM_METADATA view, 2.6
  ALL_SDO_INDEX_INFO view, 2.7.1.1
  ALL_SDO_INDEX_METADATA view, 2.7.1.2
  ALTER INDEX statement, 10
    REBUILD clause, 10
    RENAME TO clause, 10
  angle units, 6.7.2
  ANYINTERACT
    SDO_ANYINTERACT operator, 11
    topological relationship, 1.8
  APPEND function, 20
  application size (hardware) requirements, 1.17
  arc
    densifying, 15
    not supported with geodetic data, 6.2.4
  area, 15
  area units, 6.7.3
  average minimum bounding rectangle, 19
  AVERAGE_MBR procedure, 19

## B

  batch route requests, C.2.5.1
    DTD, C.2.5
    example, C.2.4
  batch route responses
    DTD, C.2.6
    example, C.2.4
  batch_route_request element, C.2.5.1
  bearing
    point at, 20
  BIN_GEOMETRY function, 18
  BIN_LAYER procedure, 18
  binning
    spatial, 8.2
      See also bins
  bins
    assigning, 18
    computing, 18
    tiled, 18
  boundary
    of area, 1.8
    of line string, 1.8
    of multiline string, 1.8
    of polygon, 1.8
  bounding rectangle
    minimum, 19
  buffer area, 15
  bulk loading of spatial data, 3.1

## C

  C language
    examples (using OCI), 1.19
  Cartesian coordinates, 1.5.4, 6.1.2
  center of gravity (centroid), 15
  centroid
    SDO_AGGR_CENTROID aggregate function, 12
    SDO_CENTROID function, 15
  circle
    creating polygon approximating, 20
    not supported with geodetic data, 6.2.4
    type, 2.2.4
  CIRCLE_POLYGON function, 20
  CLIP_GEOM_SEGMENT function, 16
  clipping
    geometric segment, 7.5.3
  COLOCATED_REFERENCE_FEATURES procedure, 18
  colocation mining, 8.4
  column name
    restrictions on spatial column names, 2.6.2
  COLUMN_NAME (in USER_SDO_GEOM_METADATA), 2.6.2
  compatibility, A
  complex examples
    queries, D
  compound element, 2.2.4
  compound line string, 2.2.4, 2.5.3
  compound polygon, 2.2.4
  CONCAT_LINES function, 20
  CONCATENATE_GEOM_SEGMENTS function, 16
  concatenating
    geometric segments, 7.5.5
    line or multiline geometries, 12
    LRS geometries, 7.5.5, 12
  CONNECTED_GEOM_SEGMENTS function, 16
  consistency
    checking for valid geometry types, 15
  constraining data to a geometry type, 4.1.2
  constructors
    SDO_GEOMETRY object type, 2.4
  CONTAINS
    SDO_CONTAINS operator, 11
    topological relationship, 1.8
  CONVERSION_FACTOR column
    in SDO_ANGLE_UNITS table, 6.7.2
    in SDO_AREA_UNITS table, 6.7.3
    in SDO_DIST_UNITS table, 6.7.5
  CONVERT_NADCON_TO_XML procedure, 13
  CONVERT_NTV2_TO_XML procedure, 13
  CONVERT_TO_LRS_DIM_ARRAY function, 16
  CONVERT_TO_LRS_GEOM function, 16
  CONVERT_TO_LRS_LAYER function, 16
  CONVERT_TO_STD_DIM_ARRAY function, 16
  CONVERT_TO_STD_GEOM function, 16
  CONVERT_TO_STD_LAYER function, 16
  CONVERT_UNIT function, 20
  CONVERT_XML_TO_NADCON procedure, 13
  CONVERT_XML_TO_NTV2 procedure, 13
  converting
    geometric segments
      overview, 7.5.10
      subprograms for, 16
  convex hull
    SDO_AGGR_CONVEXHULL aggregate function, 12
    SDO_CONVEXHULL function, 15
  coordinate dimension
    ST_CoordDim method, 2.3
  coordinate reference systems
    See coordinate systems
  coordinate systems, 1.5.4
    conceptual and usage information, 6
    data structures supplied by Oracle, 6.6
    example, 6.11
    local, 6.3
    subprogram reference information, 13
    unit of measurement support, 2.8
    user-defined, 6.8
  coordinates
    Cartesian, 1.5.4, 6.1.2
    geodetic, 1.5.4, 6.1.3, 6.2
    geographic, 1.5.4, 6.1.3
    local, 1.5.4, 6.1.5
    projected, 1.5.4, 6.1.4
  COVEREDBY
    SDO_COVEREDBY operator, 11
    topological relationship, 1.8
  COVERS
    SDO_COVERS operator, 11
    topological relationship, 1.8
  CPU requirements for applications using Spatial, 1.17
  CREATE INDEX statement, 10
  CREATE_CONCATENATED_OP procedure, 13
  CREATE_OBVIOUS_EPSG_RULES procedure, 13
  CREATE_PREF_CONCATENATED_OP procedure, 13
  creating
    geometric segments
      subprograms for, 16
  cross-schema index creation, 4.1.3
  CS_SRS table, 6.7.1
  current release
    upgrading spatial data to, 17
  cutoff_distance attribute
    of batch route request, C.2.5.2

## D

  data mining
    spatial
      colocation mining, 8.4
      conceptual and usage information, 8
      function reference information, 18
  data model, 1.5
    LRS, 7.2
  data types
    geocoding, 5.2
    spatial, 2
  database links
    not supported if spatial index is defined on the table, 4.2
  datum
    geodetic, 1.5.4, 6.1.6
    MDSYS.SDO_DATUMS_OLD_FORMAT table, 6.7.4
    MDSYS.SDO_DATUMS_OLD_SNAPSHOT table, 6.7.4
    transformation, 6.1.7
  dblink
    not supported if spatial index is defined on the table, 4.2
  DEFINE_GEOM_SEGMENT procedure, 16
  defining
    geometric segment, 7.5.1
  DELETE_ALL_EPSG_RULES procedure, 13
  DELETE_OP procedure, 13
  densification of arcs, 15
  DETERMINE_CHAIN function, 13
  DETERMINE_DEFAULT_CHAIN function, 13
  difference
    SDO_GEOM.SDO_DIFFERENCE function, 15
  dimension (in SDO_GTYPE), 2.2.1, 2.2.1
    Get_Dims method, 2.3
    Get_LRS_Dim method, 2.3
  DIMINFO (in USER_SDO_GEOM_METADATA), 2.6.3
  direction of geometric segment, 7.1.3
    concatenation result, 7.5.5
  discretization (binning)
    spatial, 8.2
    See also bins
  DISJOINT
    topological relationship, 1.8
  disk storage requirements for applications using Spatial, 1.17
  distance
    SDO_NN_DISTANCE ancillary operator, 11
    WITHIN_DISTANCE function, 15
  distance units, 6.7.5
  distance_unit attribute
    of route request, C.2.2.2
  distributed transactions
    requirements to ensure spatial index consistency, 4.1.7
  Douglas-Peucker algorithm for geometry simplification, 20
  downgrading
    Oracle Spatial to the previous Oracle Database release, A
  driving directions
    in route request, C.2.2.2
  DROP INDEX statement, 10
  duplicate vertices
    removing, 20
  dynamic query window, 4.2.1
  DYNAMIC_SEGMENT function, 16

## E

  EDGE table
    routing engine use of, C.3.1
  editing
    geometric segments
      subprograms for, 16
  ELEM_INFO (SDO_ELEM_INFO attribute), 2.2.4
  elements, 1.5.1
    extracting from a geometry, 20
    returning number of elements in a geometry, 20
    returning number of vertices in a geometry, 20
  ellipse
    creating polygon approximating, 20
  ELLIPSE_POLYGON function, 20
  ellipsoids
    MDSYS.SDO_ELLIPSOIDS_OLD_FORMAT table, 6.7.6
    MDSYS.SDO_ELLIPSOIDS_OLD_SNAPSHOT table, 6.7.6
  embedded SDO_GEOMETRY object in user-defined type, 9.1
  end location for route, C.2.2.1
  EPSG, 6.6
  EPSG SRID
    mapping Oracle SRID to, 13
    mapping to Oracle SRID, 13
  EQUAL
    SDO_EQUAL operator, 11
    topological relationship, 1.8
  error messages
    geocoding, 5.1.4
    Spatial, 1.18
  ESTIMATE_RTREE_INDEX_SIZE function, 19
  ETYPE (SDO_ETYPE value), 2.2.4, 2.2.4
  European Petroleum Survey Group
    See EPSG
  examples
    batch route request and response, C.2.4
    C, 1.19
    complex queries, D
    coordinate systems, 6.11
    creating, indexing, and querying spatial data, 2.1
    directory for Spatial examples, 1.19
    linear referencing system (LRS), 7.7
    many geometry types (creating), 2.5
    OCI (Oracle Call Interface), 1.19
    PL/SQL, 1.19
    route request and response, C.2.1
    route request with previously geocoded locations, C.2.1
    route response with previously geocoded locations, C.2.1
    SQL, 1.19
  exchanging partitions including indexes, 4.1.5
  Export utility
    with spatial indexes and data, 4.1.6
  EXTENT_OF function, 19
  exterior polygon rings, 2.2.4, 2.2.4, 2.5.2, 2.5.2
  EXTRACT function, 20

## F

  features
    linear, 7.1.10
  FILTER
    SDO_FILTER operator, 11
  FILTER mask value for SDO_JOIN, 11
  FIND_GEOG_CRS function, 13
  FIND_LRS_DIM_POS function, 16
  FIND_MEASURE function, 16
  FIND_OFFSET function, 16
  FIND_PROJ_CRS function, 13
  formatted addresses, 5.1.1
  FROM_815_TO_81X procedure
    use TO_CURRENT instead, 17
  FROM_OGC_SIMPLEFEATURE_SRS function, 13
  FROM_USNG function, 13
  FROM_WKBGEOMETRY function, 20
  FROM_WKTGEOMETRY function, 20
  function-based indexes
    with SDO_GEOMETRY objects, 9.2
  functions
    spatial aggregate, 12
    supported by approximations with geodetic data, 6.9.3

## G

  GC_AREA_<suffix> table, 5.5.1
  GC_COUNTRY_PROFILE table, 5.5.2
  GC_INTERSECTION_<suffix> table, 5.5.3
  GC_POI_<suffix> table, 5.5.4
  GC_POSTAL_CODE_<suffix> table, 5.5.5
  GC_ROAD_<suffix> table, 5.5.6
  GC_ROAD_SEGMENT_<suffix> table, 5.5.7
  GEOCODE function, 14
  GEOCODE_ADDR function, 14
  GEOCODE_ADDR_ALL function, 14
  GEOCODE_ALL function, 14
  GEOCODE_AS_GEOMETRY function, 14
  geocoding, 1.11
    concepts, 5.1
    data requirements, 5.3
    data types for, 5.2
    error messages, 5.1.4
    from a place name, 5.4
    match codes, 5.1.3
    match modes, 5.1.2
    reverse, 14
    subprogram reference information, 14
    usage information, 5
  geocoding requests
    DTD, C.2.7.1
  geocoding responses
    DTD, C.2.7.2
  geodetic coordinates, 1.5.4, 6.1.3
    arcs and circles not supported, 6.2.4
    functions supported by approximations, 6.9.3
    support for, 6.2
  geodetic datum, 1.5.4, 6.1.6
  geodetic indexes, 4.1.1
  geodetic MBRs, 6.2.3
  geographic coordinates
    See geodetic coordinates
  geography markup language (GML)
    converting geometry to, 20
  GEOM_SEGMENT_END_MEASURE function, 16
  GEOM_SEGMENT_END_PT function, 16
  GEOM_SEGMENT_LENGTH function, 16
  GEOM_SEGMENT_START_MEASURE function, 16
  GEOM_SEGMENT_START_PT function, 16
  geometric segment
    clipping, 7.5.3
    concatenating, 7.5.5
      aggregate, 7.5.5, 12
    converting (overview), 7.5.10
    converting (subprograms for), 16
    creating (subprograms for), 16
    defining, 7.5.1
    definition of, 7.1.1
    direction, 7.1.3
    direction with concatenation, 7.5.5
    editing (subprograms for), 16
    locating point on, 7.5.8
    offsetting, 7.5.7
    projecting point onto, 7.5.9
    querying (subprograms for), 16
    redefining, 7.5.2
    scaling, 7.5.6
    splitting, 7.5.4
  geometry subprograms
    reference information, 15
  geometry types, 1.4
    constraining data to, 4.1.2
    Get_GType method, 2.3
    SDO_GTYPE, 2.2.1
  GeoRaster
    checks and actions after upgrade, A.2
  Get_Dims method, 2.3
  Get_GType method, 2.3
  Get_LRS_Dim method, 2.3
  GET_MEASURE function, 16
  GET_NEXT_SHAPE_PT function, 16
  GET_NEXT_SHAPE_PT_MEASURE function, 16
  GET_PREV_SHAPE_PT function, 16
  GET_PREV_SHAPE_PT_MEASURE function, 16
  Get_WKB method, 2.3
  Get_WKT method, 2.3
  GETNUMELEM function, 20
  GETNUMVERTICES function, 20
  GETVERTICES function, 20
  GML (geography markup language)
    converting geometry to, 20
  GTYPE (SDO_GTYPE attribute), 2.2.1
    constraining data to a geometry type, 4.1.2
    Get_Dims method, 2.3
    Get_GType method, 2.3
    GET_LRS_Dim method, 2.3

## H

  hardware requirements for applications using Spatial, 1.17

## I

  id attribute
    of route request, C.2.2.2
  Import utility
    with spatial indexes and data, 4.1.6
  index
    distributed transactions and spatial index consistency, 4.1.7
  indexes
    creating, 4.1
      cross-schema, 4.1.3
      parallel execution, 10
    description of Spatial indexing, 1.7
    extending spatial indexing capabilities, 9
    function-based with SDO_GEOMETRY objects, 9.2
    geodetic and non-geodetic, 4.1.1
    partitioned, 4.1.4
      exchanging partitions including indexes, 4.1.5
    quadtree
      deprecated feature of Spatial, 1.7
    rebuilding, 10
      parallel execution, 10, 10
    R-tree
      description, 1.7.1
      requirements before creating, 4.1
    size (R-tree), 19
  index-organized table
    cannot create spatial index on, 2.6.1, 10
  INITIALIZE_INDEXES_FOR_TTS procedure, 20
  input_location element, C.2.2.3
  inserting spatial data
    PL/SQL, 3.2
  INSIDE
    SDO_INSIDE operator, 11
    topological relationship, 1.8
  installation, A
    interMedia requirement for Locator, B
  INTEPRETATION (SDO_INTERPRETATION value), 2.2.4
  interaction
    ANYINTERACT, 1.8
  interior
    of an area, 1.8
  interior polygon rings, 2.2.4, 2.2.4, 2.5.2, 2.5.2
  interMedia
    proper installation required for Locator, B
  intersection, 15, 16
  intersections
    GC_INTERSECTION_<suffix> table, 5.5.3
  inverse flattening, 6.6.23, 6.7.6
  IS_GEOM_SEGMENT_DEFINED function, 16
  IS_MEASURE_DECREASING function, 16
  IS_MEASURE_INCREASING function, 16
  IS_SHAPE_PT_MEASURE function, 16

## J

  Java application programming interface (API) for Spatial, 1.12
  join
    SDO_JOIN operator, 11

## L

  language attribute
    of route request, C.2.2.2
  layer, 1.5.3
    transforming, 13
    validating with context, 15
  layer_gtype
    constraining data to a geometry type, 4.1.2
  length
    SDO_LENGTH function, 15
  line
    converting polygon to, 20
    data, 1.5.1
    length, 15
  line string
    boundary of, 1.8
    compound, 2.2.4, 2.5.3
    reversing, 20
    self-crossing, 1.4
  linear features, 7.1.10
  linear measure, 7.1.4
  linear referencing system (LRS)
    3D formats of functions, 7.4
      not supported with geodetic data, 6.9.2
    conceptual and usage information, 7
    data model, 7.2
    example, 7.7
    Get_LRS_Dim method, 2.3
    limiting indexing to X and Y dimensions, 7.3
    LRS points, 7.1.9
    segments, 7.1.1
    subprogram reference information, 16
    tolerance values with LRS functions, 7.6
    upgrading data to current release, A.1
  loading spatial data, 3
  local coordinate systems, 6.3
  local coordinates, 1.5.4, 6.1.5
  LOCAL partitioning
    spatial indexes, 4.1.4
  LOCATE_PT function, 16
  location prospecting, 8.6
  Locator, B
  LRS
    See linear referencing system (LRS)
  LRS points, 7.1.9
  LRS_INTERSECTION function, 16

## M

  map projections
    MDSYS.SDO_PROJECTIONS_OLD_FORMAT table, 6.7.7
    MDSYS.SDO_PROJECTIONS_OLD_SNAPSHOT table, 6.7.7
  MAP_EPSG_SRID_TO_ORACLE function, 13
  MAP_ORACLE_SRID_TO_EPSG function, 13
  match codes, 5.1.3
  match modes, 5.1.2
  MBR
    See minimum bounding rectangle (MBR)
  MDDATA schema, 1.13
  MDSYS schema, 1.1
  MDSYS.CS_SRS table, 6.7.1
  MDSYS.SDO_ANGLE_UNITS table, 6.7.2
  MDSYS.SDO_AREA_UNITS view, 6.7.3
  MDSYS.SDO_CS package, 13
  MDSYS.SDO_DATUMS_OLD_FORMAT table, 6.7.4
  MDSYS.SDO_DATUMS_OLD_SNAPSHOT table, 6.7.4
  MDSYS.SDO_DIST_UNITS view, 6.7.5
  MDSYS.SDO_ELLIPSOIDS_OLD_FORMAT table, 6.7.6
  MDSYS.SDO_ELLIPSOIDS_OLD_SNAPSHOT table, 6.7.6
  MDSYS.SDO_GCDR package, 14
  MDSYS.SDO_PROJECTIONS_OLD_FORMAT table, 6.7.7
  MDSYS.SDO_PROJECTIONS_OLD_SNAPSHOT table, 6.7.7
  MDSYS.SDO_SAM package, 18
  measure, 7.1.4
    populating, 7.1.6
    resetting, 16
    reversing, 16
    with multiline strings and polygons with holes, 7.1.11
  measure range, 7.1.7
  MEASURE_RANGE function, 16
  MEASURE_TO_PERCENTAGE function, 16
  messages
    Spatial error messages, 1.18
  methods
    SDO_GEOMETRY object type, 2.3
  migration
    See upgrading
  minimum bounding rectangle (MBR)
    AVERAGE_MBR procedure, 19
    EXTENT_OF function, 19
    geodetic, 6.2.3
    SDO_AGGR_MBR aggregate function, 12
    SDO_MAX_MBR_ORDINATE function, 15
    SDO_MBR function, 15
    SDO_MIN_MBR_ORDINATE function, 15
  mining
    See data mining
  MIX_INFO procedure, 19
  multiline string
    boundary of, 1.8
    LRS measure values, 7.1.11
  multimaster replication
    SDO_GEOMETRY objects, B
  multipolygon, 2.5.2

## N

  NaC coordinate reference system, 6.9.4
  NADCON grids
    converting Spatial XML format to NADCON format, 13
    converting to Spatial XML format, 13
  naming considerations
    Spatial table and column names, 2.6
  nearest neighbor
    SDO_NN operator, 11
    SDO_NN_DISTANCE operator, 11
  neighborhood influence, 8.3
  NLS_LENGTH_SEMANTICS parameter
    spatial queries on UTF8 data, 4.2
  NODE table
    routing engine use of, C.3.2
  non-geodetic indexes, 4.1.1
  NTv2 grids
    converting Spatial XML format to NTv2 format, 13
    converting to Spatial XML format, 13

## O

  object types
    embedding SDO_GEOMETRY objects in, 9.1, 9.2.2
  OCG (Open Geospatial Consortium) simple features conformance, 1.15
  OCI (Oracle Call Interface) examples, 1.19
  ODM
    See Oracle Data Mining (ODM)
  offset, 7.1.5
    FIND_OFFSET function, 16
  OFFSET_GEOM_SEGMENT function, 16
  offsetting
    geometric segment, 7.5.7
  ON
    SDO_ON operator, 11
    topological relationship, 1.8
  Open Geospatial Consortium (OCG) simple features conformance, 1.15
  operators
    cross-schema invocation, 4.2.3
    ORDERED optimizer hint with, 1.9
      SDO_FILTER, 11
      SDO_JOIN, 11
    overview, 1.9
    performance-related guidelines, 1.9
    SDO_ANYINTERACT, 11
    SDO_CONTAINS, 11
    SDO_COVEREDBY, 11
    SDO_COVERS, 11
    SDO_EQUAL, 11
    SDO_FILTER, 11
    SDO_INSIDE, 11
    SDO_JOIN, 11
    SDO_NN, 11
    SDO_NN_DISTANCE, 11
    SDO_ON, 11
    SDO_OVERLAPBDYDISJOINT, 11
    SDO_OVERLAPBDYINTERSECT, 11
    SDO_OVERLAPS, 11
    SDO_RELATE, 11
    SDO_TOUCH, 11
    SDO_WITHIN_DISTANCE, 11
  optimized rectangle, 2.2.4
  optimizer hint (ORDERED) with spatial operators, 1.9
    SDO_FILTER, 11
    SDO_JOIN, 11
  Oracle Call Interface (OCI) examples, 1.19
  Oracle Data Mining (ODM)
    spatial analysis and mining information, 8
  Oracle Database 10g
    upgrading Spatial to, A
  Oracle Locator
    See Locator
  ORDERED optimizer hint with spatial operators, 1.9
    SDO_FILTER, 11
    SDO_JOIN, 11
  oriented point
    illustration and example, 2.5.6
  OVERLAPBDYDISJOINT
    SDO_OVERLAPBDYDISJOINT operator, 11
    topological relationship, 1.8
  OVERLAPBDYINTERSECT
    SDO_OVERLAPBDYINTERSECT operator, 11
    topological relationship, 1.8
  OVERLAPS
    SDO_OVERLAPS operator, 11

## P

  parallel execution for index creation and rebuilding, 10, 10, 10
  PARTITION table
    routing engine use of, C.3.3
  partitioned spatial indexes, 4.1.4
    exchanging partitions, 4.1.5
  PERCENTAGE_TO_MEASURE function, 16
  performance and tuning information, 1.14
    for Spatial operators, 1.9
  PL/SQL and SQL examples, 1.19
  point
    data, 1.5.1
    illustration and examples of point-only geometry, 2.5.5
    locating on geometric segment, 7.5.8
    LRS, 7.1.9
    on surface of polygon, 15
    oriented point, 2.5.6
    projection of onto geometric segment, 7.1.8, 7.5.9
    shape, 7.1.2
  point of interest (POI)
    GC_POI_<suffix> table, 5.5.4
  POINT_AT_BEARING function, 20
  polygon
    area of, 15
    boundary of, 1.8
    buffer, 15
    centroid, 15
    compound, 2.2.4
    exterior and interior rings, 2.2.4, 2.2.4, 2.5.2, 2.5.2
    point on surface, 15
    self-crossing not supported, 1.4
    self-intersecting polygons, 15
    with hole (LRS measure values), 7.1.11
  polygon collection, 2.5.2
  polygon data, 1.5.1
  POLYGONTOLINE function, 20
  populating
    measure, 7.1.6
  pre_geocoded_location element, C.2.2.4, C.2.2.5
  pre_geocoded_locations attribute
    of route request, C.2.2.2
  PREPARE_FOR_TTS procedure, 20
  primary filter, 1.6, 4.2.1.1, 4.2.1.2
  primitive types, 1.4
  problems in current release, 6.9
    geodetic data, 6.2.4
  PROJECT_PT function, 16
  projected coordinates, 1.5.4, 6.1.4
  projections, 7.1.8, 7.5.9
    MDSYS.SDO_PROJECTIONS_OLD_FORMAT table, 6.7.7
    MDSYS.SDO_PROJECTIONS_OLD_SNAPSHOT table, 6.7.7
    PROJECT_PT function, 16

## Q

  quadtree indexes
    deprecated feature of Spatial, 1.7
  quality
    degradation of R-tree index, 19
    R-tree, 1.7.2
  QUALITY_DEGRADATION function, 19
  query, 4.2.1
  query model for Spatial, 1.6
  query window, 4.2.1
  querying geometric segments
    subprograms for, 16

## R

  range
    measure, 7.1.7
  README file
    for Spatial, GeoRaster, and topology and network data models, 1.20
  rebuilding
    spatial indexes, 10
  rectangle
    minimum bounding, 19
    type, 2.2.4
  rectification of geometries, 20
  RECTIFY_GEOMETRY function, 20
  REDEFINE_GEOM_SEGMENT procedure, 16
  redefining
    geometric segment, 7.5.2
  RELATE function, 15
    See also SDO_RELATE operator
  release number (Spatial)
    retrieving, 1.16
  REMOVE_DUPLICATE_VERTICES function, 20
  replication
    multimaster, B
    object, B
  RESET_MEASURE procedure, 16
  restrictions in current release, 6.9
    geodetic data, 6.2.4
  return_detailed_geometries attribute
    of route request, C.2.2.2
  return_driving_directions attribute
    of route request, C.2.2.2
  return_hierarchical_driving_directions attribute
    of route request, C.2.2.2
  return_route_geometry attribute
    of batch route request, C.2.5.2
    of route request, C.2.2.2
  return_segment_geometry attribute
    of batch route request, C.2.5.2
    of route request, C.2.2.2
  reverse geocoding, 14
  REVERSE_GEOCODE function, 14
  REVERSE_GEOMETRY function, 16
  REVERSE_LINESTRING function, 20
  REVERSE_MEASURE function, 16
  REVOKE_PREFERENCE_FOR_OP procedure, 13
  ring
    exterior and interior polygon, 2.2.4
    extracting from a geometry, 20
  road segments
    GC_ROAD_SEGMENT_<suffix> table, 5.5.7
  road_preference attribute
    of batch route request, C.2.5.2
    of route request, C.2.2.2
  roads
    GC_ROAD_<suffix> table, 5.5.6
  rollback segment
    R-tree index creation, 4.1
  route geometry
    in route request, C.2.2.2
  route requests, C.2.2.1
    DTD, C.2.2
    example, C.2.1
      previously geocoded locations, C.2.1
    input_location element, C.2.2.3
    pre_geocoded_location element, C.2.2.4, C.2.2.5
  route responses
    DTD, C.2.3
    example, C.2.1
      previously geocoded locations, C.2.1
  route_preference attribute
    of route request, C.2.2.2
  route_request element, C.2.2.1
  routing engine
    configuring, C.1
    data structures used by, C.3
    deploying, C.1
    overview, C
    XML API, C.2
  R-tree indexes
    description of indexing process, 1.7.1
    quality degradation, 19
    rebuilding, 10
    requirements before creating, 4.1
    sequence object, 2.7.3
    when to use, 1.7
  R-tree quality, 1.7.2

## S

  scaling
    geometric segment, 7.5.6
  schemas
    creating index on table in another schema, 4.1.3
    invoking operators on table in another schema, 4.2.3
  SDO_ADDR_ARRAY data type, 5.2.2
  SDO_AGGR_CENTROID aggregate function, 12
  SDO_AGGR_CONCAT_LINES aggregate function, 12
  SDO_AGGR_CONVEXHULL aggregate function, 12
  SDO_AGGR_LRS_CONCAT aggregate function, 12
  SDO_AGGR_MBR aggregate function, 12
  SDO_AGGR_UNION aggregate function, 12
    complex examples, D.4
  SDO_ANGLE_UNITS table, 6.7.2
  SDO_ANYINTERACT operator, 11
  SDO_ARC_DENSIFY function, 15
  SDO_AREA function, 15
  SDO_AREA_UNITS view, 6.7.3
  SDO_BUFFER function, 15
  SDO_CENTROID function, 15
  SDO_CONTAINS operator, 11
  SDO_CONVEXHULL function, 15
  SDO_COORD_AXES table, 6.6.1
  SDO_COORD_AXIS_NAMES table, 6.6.2
  SDO_COORD_OP_METHODS table, 6.6.3
  SDO_COORD_OP_PARAM_USE table, 6.6.4
  SDO_COORD_OP_PARAM_VALS table, 6.6.5
  SDO_COORD_OP_PARAMS table, 6.6.6
  SDO_COORD_OP_PATHS table, 6.6.7
  SDO_COORD_OPS table, 6.6.8
  SDO_COORD_REF_SYS table, 6.6.9
  SDO_COORD_REF_SYSTEM view, 6.6.10
  SDO_COORD_SYS table, 6.6.11
  SDO_COVEREDBY operator, 11
  SDO_COVERS operator, 11
  SDO_CRS_COMPOUND view, 6.6.12
  SDO_CRS_ENGINEERING view, 6.6.13
  SDO_CRS_GEOCENTRIC view, 6.6.14
  SDO_CRS_GEOGRAPHIC2D view, 6.6.15
  SDO_CRS_GEOGRAPHIC3D view, 6.6.16
  SDO_CRS_PROJECTED view, 6.6.17
  SDO_CRS_VERTICAL view, 6.6.18
  SDO_CS package, 13
    ADD_PREFERENCE_FOR_OP, 13
    CONVERT_NADCON_TO_XML, 13
    CONVERT_NTV2_TO_XML, 13
    CONVERT_XML_TO_NADCON, 13
    CONVERT_XML_TO_NTV2, 13
    CREATE_CONCATENATED_OP, 13
    CREATE_OBVIOUS_EPSG_RULES, 13
    CREATE_PREF_CONCATENATED_OP, 13
    DELETE_ALL_EPSG_RULES, 13
    DELETE_OP, 13
    DETERMINE_CHAIN, 13
    DETERMINE_DEFAULT_CHAIN, 13
    FIND_GEOG_CRS, 13
    FIND_PROJ_CRS, 13
    FROM_OGC_SIMPLEFEATURE_SRS, 13
    FROM_USNG, 13
    MAP_EPSG_SRID_TO_ORACLE, 13
    MAP_ORACLE_SRID_TO_EPSG, 13
    REVOKE_PREFERENCE_FOR_OP, 13
    TO_OGC_SIMPLEFEATURE_SRS, 13
    TO_USNG, 13
    TRANSFORM, 13
    TRANSFORM_LAYER, 13
    UPDATE_WKTS_FOR_ALL_EPSG_CRS, 13
    UPDATE_WKTS_FOR_EPSG_CRS, 13
    UPDATE_WKTS_FOR_EPSG_DATUM, 13
    UPDATE_WKTS_FOR_EPSG_ELLIPS, 13
    UPDATE_WKTS_FOR_EPSG_OP, 13
    UPDATE_WKTS_FOR_EPSG_PARAM, 13
    UPDATE_WKTS_FOR_EPSG_PM, 13
    VALIDATE_WKT, 13
    VIEWPORT_TRANSFORM, 13
  SDO_DATUM_ENGINEERING view, 6.6.19
  SDO_DATUM_GEODETIC view, 6.6.20
  SDO_DATUM_VERTICAL view, 6.6.21
  SDO_DATUMS table, 6.6.22
  SDO_DATUMS_OLD_FORMAT table, 6.7.4
  SDO_DATUMS_OLD_SNAPSHOT table, 6.7.4
  SDO_DIFFERENCE function, 15
  SDO_DIST_UNITS view, 6.7.5
  SDO_DISTANCE function, 15
  SDO_ELEM_INFO attribute, 2.2.4
  SDO_ELEM_INFO_ARRAY type, 2.2
  SDO_ELLIPSOIDS table, 6.6.23
  SDO_ELLIPSOIDS_OLD_FORMAT table, 6.7.6
  SDO_ELLIPSOIDS_OLD_SNAPSHOT table, 6.7.6
  SDO_EQUAL operator, 11
  SDO_ETYPE value, 2.2.4, 2.2.4
  SDO_FILTER operator, 11
  SDO_GCDR package, 14
    GEOCODE, 14
    GEOCODE_ADDR, 14
    GEOCODE_ADDR_ALL, 14
    GEOCODE_ALL, 14
    GEOCODE_AS_GEOMETRY, 14
    REVERSE_GEOCODE, 14
  SDO_GEO_ADDR data type and constructors, 5.2.1
  SDO_GEOM package
    RELATE, 15
    SDO_ARC_DENSIFY, 15
    SDO_AREA, 15
    SDO_BUFFER, 15
    SDO_CENTROID, 15
    SDO_CONVEXHULL, 15
    SDO_DIFFERENCE, 15
    SDO_DISTANCE, 15
    SDO_INTERSECTION, 15
    SDO_LENGTH, 15
    SDO_MAX_MBR_ORDINATE, 15
    SDO_MBR, 15
    SDO_MIN_MBR_ORDINATE, 15
    SDO_POINTONSURFACE, 15
    SDO_UNION, 15
    SDO_XOR, 15
    VALIDATE_GEOMETRY_WITH_CONTEXT, 15
    VALIDATE_LAYER_WITH_CONTEXT, 15
    WITHIN_DISTANCE, 15
  SDO_GEOMETRY object type, 2.2
    constructors, 2.4
    embedding in user-defined type, 9.1, 9.2.2
    in function-based indexes, 9.2
    methods (member functions), 2.3
  SDO_GTYPE attribute, 2.2.1
    constraining data to a geometry type, 4.1.2
    Get_Dims method, 2.3
    Get_GType method, 2.3
    Get_LRS_Dim method, 2.3
  SDO_INDEX_TABLE entry in index metadata views, 2.7.2
  SDO_INDX_DIMS keyword, 7.3, 10
  SDO_INSIDE operator, 11
  SDO_INTERPRETATION value, 2.2.4
  SDO_INTERSECTION function, 15
  SDO_JOIN operator, 11
  SDO_KEYWORDARRAY data type, 5.2.3
  SDO_LENGTH function, 15
  SDO_LRS package
    CLIP_GEOM_SEGMENT, 16
    CONCATENATE_GEOM_SEGMENTS, 16
    CONNECTED_GEOM_SEGMENTS, 16
    CONVERT_TO_LRS_DIM_ARRAY, 16
    CONVERT_TO_LRS_GEOM, 16
    CONVERT_TO_LRS_LAYER, 16
    CONVERT_TO_STD_DIM_ARRAY, 16
    CONVERT_TO_STD_GEOM, 16
    CONVERT_TO_STD_LAYER, 16
    DEFINE_GEOM_SEGMENT, 16
    DYNAMIC_SEGMENT, 16
    FIND_LRS_DIM_POS, 16
    FIND_MEASURE, 16
    FIND_OFFSET, 16
    GEOM_SEGMENT_END_MEASURE, 16
    GEOM_SEGMENT_END_PT, 16
    GEOM_SEGMENT_LENGTH, 16
    GEOM_SEGMENT_START_MEASURE, 16
    GEOM_SEGMENT_START_PT, 16
    GET_MEASURE, 16
    GET_NEXT_SHAPE_PT, 16
    GET_NEXT_SHAPE_PT_MEASURE, 16
    GET_PREV_SHAPE_PT, 16
    GET_PREV_SHAPE_PT_MEASURE, 16
    IS_GEOM_SEGMENT_DEFINED, 16
    IS_MEASURE_DECREASING, 16
    IS_MEASURE_INCREASING, 16
    IS_SHAPE_PT_MEASURE, 16
    LOCATE_PT, 16
    LRS_INTERSECTION, 16
    MEASURE_RANGE, 16
    MEASURE_TO_PERCENTAGE, 16
    OFFSET_GEOM_SEGMENT, 16
    PERCENTAGE_TO_MEASURE, 16
    PROJECT_PT, 16
    REDEFINE_GEOM_SEGMENT, 16
    RESET_MEASURE, 16
    REVERSE_GEOMETRY, 16
    REVERSE_MEASURE, 16
    SET_PT_MEASURE, 16
    SPLIT_GEOM_SEGMENT, 16
    TRANSLATE_MEASURE, 16
    VALID_GEOM_SEGMENT, 16
    VALID_LRS_PT, 16
    VALID_MEASURE, 16
    VALIDATE_LRS_GEOMETRY, 16
  SDO_MAX_MBR_ORDINATE function, 15
  SDO_MBR function, 15
  SDO_MIGRATE package
    TO_CURRENT, 17
  SDO_MIN_MBR_ORDINATE function, 15
  SDO_NN operator, 11
    complex examples, D.3
    optimizer hints, 11
  SDO_NN_DISTANCE ancillary operator, 11
  SDO_NN_DISTANCE operator
    complex examples, D.3
  SDO_ON operator, 11
  SDO_ORDINATE_ARRAY type, 2.2
  SDO_ORDINATES attribute, 2.2.5
  SDO_OVERLAPBDYDISJOINT operator, 11
  SDO_OVERLAPBDYINTERSECT operator, 11
  SDO_OVERLAPS operator, 11
  SDO_POINT attribute, 2.2.3
  SDO_POINT_TYPE object type, 2.2
  SDO_POINTONSURFACE function, 15
  SDO_PREFERRED_OPS_SYSTEM table, 6.6.24
  SDO_PREFERRED_OPS_USER table, 6.6.25
  SDO_PRIME_MERIDIANS table, 6.6.26
  SDO_PROJECTIONS_OLD_FORMAT table, 6.7.7
  SDO_PROJECTIONS_OLD_SNAPSHOT table, 6.7.7
  SDO_REGAGGR object type, 18, 18
  SDO_REGAGGRSET object type, 18, 18
  SDO_REGION object type, 18
  SDO_REGIONSET object type, 18
  SDO_RELATE operator, 11
  SDO_ROWIDPAIR object type, 11
  SDO_ROWIDSET data type, 11
  SDO_RTREE_SEQ_NAME sequence object, 2.7.3
  SDO_SAM package, 18
    AGGREGATES_FOR_GEOMETRY, 18
    AGGREGATES_FOR_LAYER, 18
    BIN_GEOMETRY, 18
    BIN_LAYER, 18
    COLOCATED_REFERENCE_FEATURES, 18
    SIMPLIFY_GEOMETRY, 18
    SIMPLIFY_LAYER, 18
    SPATIAL_CLUSTERS, 18
    TILED_AGGREGATES, 18
    TILED_BINS, 18
  SDO_SRID attribute, 2.2.2
  SDO_STARTING_OFFSET value, 2.2.4
  SDO_TFM_CHAIN type, 6.5
  SDO_TOUCH operator, 11
  SDO_TUNE package
    AVERAGE_MBR, 19
    ESTIMATE_RTREE_INDEX_SIZE, 19
    EXTENT_OF, 19
    MIX_INFO, 19
    QUALITY_DEGRADATION, 19
  SDO_UNION function, 15
  SDO_UNIT column
    in SDO_AREA_UNITS table, 6.7.3
    in SDO_DIST_UNITS table, 6.7.5
  SDO_UNITS_OF_MEASURE table, 6.6.27
  SDO_UTIL package
    APPEND, 20
    CIRCLE_POLYGON, 20
    CONCAT_LINES, 20
    CONVERT_UNIT, 20
    ELLIPSE_POLYGON, 20
    EXTRACT, 20
    FROM_WKBGEOMETRY, 20
    FROM_WKTGEOMETRY, 20
    GETNUMELEM, 20
    GETNUMVERTICES, 20
    GETVERTICES, 20
    INITIALIZE_INDEXES_FOR_TTS, 20
    POINT_AT_BEARING, 20
    POLYGONTOLINE, 20
    PREPARE_FOR_TTS, 20
    RECTIFY_GEOMETRY, 20
    REMOVE_DUPLICATE_VERTICES, 20
    REVERSE_LINESTRING, 20
    SIMPLIFY, 20
    TO_GMLGEOMETRY, 20
    TO_WKBGEOMETRY, 20
    TO_WKTGEOMETRY, 20
    VALIDATE_WKBGEOMETRY, 20
    VALIDATE_WKTGEOMETRY, 20
  SDO_VERSION function, 1.16
  SDO_WITHIN_DISTANCE operator, 11
    complex examples, D.2
  SDO_XOR function, 15
  SDOAGGRTYPE object type, 1.10.1
  secondary filter, 1.6, 4.2.1.2
  segment geometry
    in route request, C.2.2.2
  segments
    geometric, 7.1.1
  self-crossing line strings and polygons, 1.4
  self-intersecting polygons, 15
  semi-major axis, 6.6.23, 6.7.6
  semi-minor axis, 6.6.23
  sequence object for R-tree index, 2.7.3
  SET_PT_MEASURE procedure, 16
  shape point, 7.1.2
    determining if measure value is a shape point, 16
    getting measure of next, 16
    getting measure of previous, 16
    getting next, 16
    getting previous, 16
  SIGN_POST table
    routing engine use of, C.3.4
  simple element, 2.2.4
  simple features (OGC)
    Oracle Spatial conformance, 1.15
  simplification of geometries, 20
  SIMPLIFY function, 20
  SIMPLIFY_GEOMETRY function, 18
  SIMPLIFY_LAYER procedure, 18
  size requirements (hardware) for spatial applications, 1.17
  SORT_AREA_SIZE parameter
    R-tree index creation, 4.1
  sort_by_distance attribute
    of batch route request, C.2.5.2
  spatial aggregate functions
    See aggregate functions
  spatial analysis and mining
    conceptual and usage information, 8
    function reference information, 18
  spatial binning, 8.2
    See also bins
  spatial clustering, 8.5
  spatial correlation, 8.3
  spatial data mining
    conceptual and usage information, 8
    function reference information, 18
  spatial data structures, 2
  spatial data types, 2
  spatial index
    See index
  spatial join, 4.2.2
    SDO_JOIN operator, 11
  spatial operators
    See operators
  spatial query, 4.2.1
  spatial reference systems
    conceptual and usage information, 6
    example, 6.11
    subprogram reference information, 13
  spatial routing engine
    See routing engine
  SPATIAL_CLUSTERS function, 18
  spheroids
    MDSYS.SDO_ELLIPSOIDS_OLD_FORMAT table, 6.7.6
    MDSYS.SDO_ELLIPSOIDS_OLD_SNAPSHOT table, 6.7.6
  SPLIT_GEOM_SEGMENT procedure, 16
  splitting
    geometric segment, 7.5.4
  SQL and PL/SQL examples, 1.19
  SQL Multimedia
    FROM_WKBGEOMETRY function, 20
    FROM_WKTGEOMETRY function, 20
    TO_WKBGEOMETRY function, 20
    TO_WKTGEOMETRY function, 20
    VALIDATE_WKBGEOMETRY function, 20
    VALIDATE_WKTGEOMETRY function, 20
  SQL Multimedia standard
    ST_CoordDim method, 2.3
    ST_IsValid method, 2.3
  SQL statements
    for indexing spatial data, 10
  SQL*Loader, 3.1
  SRID
    0 (zero) special case with SDO_CS.VIEWPORT_TRANSFORM function, 13
    in USER_SDO_GEOM_METADATA, 2.6.4
    mapping Oracle to EPSG, 13
    SDO_SRID attribute in SDO_GEOMETRY, 2.2.2
  ST_CoordDim method, 2.3
  ST_IsValid method, 2.3
  start location for route, C.2.2.1
  subprograms
    coordinate system transformation, 13
    data mining, 18
    geocoding, 14
    geometry, 15
    linear referencing, 16
    SDO_MIGRATE, 17
    spatial analysis, 18
    tuning, 19
    utility, 20

## T

  table names
    restrictions on spatial table names, 2.6.1
  TABLE_NAME (in USER_SDO_GEOM_METADATA), 2.6.1
  TFM_PLAN object type, 6.5
  three-dimensional (3D)
    formats of LRS functions, 7.4
      not supported with geodetic data, 6.9.2
  TILED_AGGREGATES function, 18
  TILED_BINS function, 18
  time_unit attribute
    of route request, C.2.2.2
  TO_81X procedure
    use TO_CURRENT instead, 17
  TO_CURRENT procedure and function, 17
  TO_GMLGEOMETRY function, 20
  TO_OGC_SIMPLEFEATURE_SRS function, 13
  TO_USNG function, 13
  TO_WKBGEOMETRY function, 20
  TO_WKTGEOMETRY function, 20
  tolerance, 1.5.5
    with LRS functions, 7.6
  TOUCH
    SDO_TOUCH operator, 11
    topological relationship, 1.8
  transactional insertion of spatial data, 3.2
  TRANSFORM function, 13
  TRANSFORM_LAYER procedure, 13
    table for transformed layer, 13
  transformation, 6.1.7
  TRANSLATE_MEASURE function, 16
  transportable tablespaces
    initializing spatial indexes, 20
    preparing for when using spatial indexes, 20
  tuning and performance information, 1.14
    for spatial operators, 1.9
  tuning subprograms, 19
  two-tier query model, 1.6
  type zero (0) element, 2.5.7

## U

  unformatted addresses, 5.1.1
  union, 15
  unit of measurement
    MDSYS tables, 2.8
  UNIT_NAME column
    in SDO_ANGLE_UNITS table, 6.7.2
    in SDO_AREA_UNITS table, 6.7.3
    in SDO_DIST_UNITS table, 6.7.5
  unknown CRS coordinate reference system, 6.9.4
  UPDATE_WKTS_FOR_ALL_EPSG_CRS procedure, 13
  UPDATE_WKTS_FOR_EPSG_CRS procedure, 13
  UPDATE_WKTS_FOR_EPSG_DATUM procedure, 13
  UPDATE_WKTS_FOR_EPSG_ELLIPS procedure, 13
  UPDATE_WKTS_FOR_EPSG_OP procedure, 13
  UPDATE_WKTS_FOR_EPSG_PARAM procedure, 13
  UPDATE_WKTS_FOR_EPSG_PM procedure, 13
  upgrading
    data to current Spatial release, 17
    GeoRaster, A.2
    LRS data, A.1
    Spatial to current Oracle Database release, A
  U.S. National Grid
    SDO_CS.FROM_USNG function, 13
    SDO_CS.TO_USNG function, 13
    support in Oracle Spatial, 6.10
  use cases
    for coordinate system transformation, 6.4
  USER_SDO_GEOM_METADATA view, 2.6
  USER_SDO_INDEX_INFO view, 2.7.1.1
  USER_SDO_INDEX_METADATA view, 2.7.1.2
  user-defined coordinate reference system, 6.8
  user-defined data types
    embedding SDO_GEOMETRY objects in, 9.1, 9.2.2
  UTF8 character set
    NLS_LENGTH_SEMANTICS setting for spatial queries, 4.2
  utility subprograms, 20

## V

  VALID_GEOM_SEGMENT function, 16
  VALID_LRS_PT function, 16
  VALID_MEASURE function, 16
  VALIDATE_GEOMETRY_WITH_CONTEXT function, 15
  VALIDATE_LAYER_WITH_CONTEXT procedure, 15
  VALIDATE_LRS_GEOMETRY function, 16
  VALIDATE_WKBGEOMETRY function, 20
  VALIDATE_WKT function, 13
  VALIDATE_WKTGEOMETRY function, 20
  vendor attribute
    of route request, C.2.2.2
  version number (Spatial)
    retrieving, 1.16
  VERTEX_SET_TYPE data type, 20
  VERTEX_TYPE object type, 20
  vertices
    maximum number in SDO_GEOMETRY object, 2.2
    removing duplicate, 20
    returning geometry coordinates as, 20
  VIEWPORT_TRANSFORM function, 13
  views
    ALL_SDO_GEOM_METADATA, 2.6
    ALL_SDO_INDEX_INFO, 2.7.1.1
    ALL_SDO_INDEX_METADATA, 2.7.1.2
    USER_SDO_GEOM_METADATA, 2.6
    USER_SDO_INDEX_INFO, 2.7.1.1
    USER_SDO_INDEX_METADATA, 2.7.1.2

## W

  well-known binary (WKB)
    See WKB
  well-known text (WKT)
    See WKT
  WITHIN_DISTANCE function, 15
    See also SDO_WITHIN_DISTANCE operator
  WKB
    FROM_WKBGEOMETRY function, 20
    Get_WKB method, 2.3
    TO_WKBGEOMETRY function, 20
    VALIDATE_WKBGEOMETRY function, 20
  WKT, 6.7.1.1
    FROM_WKTGEOMETRY function, 20
    Get_WKT method, 2.3
    procedures for updating, 6.7.1.2
    TO_WKTGEOMETRY function, 20
    UPDATE_WKTS_FOR_ALL_EPSG_CRS procedure, 13
    UPDATE_WKTS_FOR_EPSG_CRS procedure, 13
    UPDATE_WKTS_FOR_EPSG_DATUM procedure, 13
    UPDATE_WKTS_FOR_EPSG_ELLIPS procedure, 13
    UPDATE_WKTS_FOR_EPSG_OP procedure, 13
    UPDATE_WKTS_FOR_EPSG_PARAM procedure, 13
    UPDATE_WKTS_FOR_EPSG_PM procedure, 13
    VALIDATE_WKTGEOMETRY function, 20
    validating (given SRID), 13
  WKTEXT column of MDSYS.CS_SRS table, 6.7.1.1
    procedures for updating value, 6.7.1.2

## X

  XML API
    routing engine, C.2
  XOR
    SDO_XOR function, 15

## Z

  zero
    SRID value used with SDO_CS.VIEWPORT_TRANSFORM function, 13
    type 0 element, 2.5.7