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Subject: Agenda for OData TC meeting on 2023-09-06

Here [1] is a draft agenda for the OData TC (Technical Committee) meeting scheduled on Wednesday September 06, 2023 during 8-10 am PDT (17:00-19:00 CEST).

 

For TC timeline, see [2].

 

Feel free to suggest additions or modifications.

Thanks.

 

 

[1] Agenda

  1. Roll call [8:00]

  2. Approve agenda [8:05]

  3. Approve minutes from previous meeting(s) [8:10 am]

  4. Data Aggregation [8:15]
    1. CSD04 Public Review ended on August 17, 2023
    2. Public Review Comments: https://lists.oasis-open.org/archives/odata-comment/202308/threads.html
    3. Comment Resolution Log: https://www.oasis-open.org/committees/document.php?document_id=71270&wg_abbrev=odata
    6. Sample motion:
  5. RAPID Profile for OData [8:20]
    1. Pull Requests

  6. Issues [8:25]
    1. V4.02 (and V4.01 Errata 01): RESOLVED
      1. ODATA-1133 Part 1 protocol clause 1.3 Entity is unclear on template usage
      2. ODATA-1354 Add support for SoundsLike expressions
      3. ODATA-1426 Clarify use of byte-order mark (BOM) in text/plain responses
      4. ODATA-1436 Relax constraint that DELETE Cannot return data
      5. ODATA-1484 Allow a client to query the status of an asynchronous request without returning the result if the request completed.
      6. ODATA-1516 Support returning inline count accuracy
      7. ODATA-1526 Support collapsing individual sections (chapters) in the HTML versions of the specification
      8. ODATA-1528 Update JSON Delta Response payload examples
      9. ODATA-1547 Recursive complex types must be nullable
      10. ODATA-1549 Clarify semantics of etag in delta requests/responses
      11. ODATA-1567 Clarify “Expand to the level present in the deep insert request”
      12. ODATA-1580 Further clarify restrictions around open types

    2. V4.02 (and V4.01 Errata 01): APPLIED
      1. ODATA-1323 Clarify representation of GEO literals and streams in annotations (XML, JSON)
      2. ODATA-1353 Clarity for “@odata.type” in request payloads
      3. ODATA-1360 Clarify that clients have to do content-ID replacing to interpret Location headers in batch results
      4. ODATA-1380 11.4.1.2 Handling of DateTimeOffset Values: replace “i.e. UTC” with “for example UTC”
      5. ODATA-1385 Add TypecastSegmentSupported to ReadRestrictions
      6. ODATA-1410 $expand: clarify that property paths must not appear twice
      7. ODATA-1411 $expand: Discrepancy in argument descriptions
      8. ODATA-1413 Clarification of response to a request against a delta link
      9. ODATA-1417 Inconsistencies in OData-CSDL section 14.2.2
      10. ODATA-1419 Use of Core.ContentID by clients if service does not reference Core vocabulary
      11. ODATA-1420 Path evaluation for annotations targeting annotations
      12. ODATA-1422 Clarify $select behavior for stream properties
      13. ODATA-1429 Clarify applicability of $expand options
      14. ODATA-1430 Clarify handling of null values for complex-typed properties
      15. ODATA-1432 Clarify wording in Section 7.2, Type Facets
      16. ODATA-1433 Clarify applicability of lambda operators to complex-typed collections
      17. ODATA-1434 List of recommended navigation property bindings is incomplete.
      18. ODATA-1437 11.4.9.4 Update a Collection Property: reference section 11.4.11 Positional Inserts
      19. ODATA-1446 Clarify usage of Edm.Stream-typed function and action return types
      20. ODATA-1450 Key with PropertyRef using navigation path incompatible with Protocol 11.4.2 “Create an Entity”
      21. ODATA-1456 Navigation path from instance to lambda operator
      22. ODATA-1464 Redundant section 14.4.4.3 Function odata.matchesPattern
      23. ODATA-1465 Clarification: Delete supported for Nullable single-valued navigation properties
      24. ODATA-1469 Clarify $select behavior for properties of “null” instances
      25. ODATA-1470 Clarify value of @odata.mediaContentType if stream is null
      26. ODATA-1472 Clarify: PATCH should allow changing type on nested complex type
      27. ODATA-1476 JSON batch body encoding for “text” content types may cause conversion errors or data loss
      28. ODATA-1478 7.2.3 Precision: clarify absence of $Precision for DateTimeOffset
      29. ODATA-1481 Allow Edm.Stream for non-binding action and function parameters
      30. ODATA-1482 Clarify response to batch request that fails before “OData processing”
      31. ODATA-1485 Clarify canonical URLs for stream properties
      32. ODATA-1486 Section 4.3: Correct references to ABNF rules
      33. ODATA-1487 broken link in “References” section
      34. ODATA-1491 Inconsistency in example 16.1, entity type Product
      35. ODATA-1493 OData-URL 5.1.1.15 does not explain example 106 in 5.1.1.14.4
      36. ODATA-1495 Remove statement about format of media streams
      37. ODATA-1497 13.6 Function Import: annotations allowed but not mentioned
      38. ODATA-1498 Clarify where collection of primitive type can be used
      39. ODATA-1500 Why is function “matchesPattern” written in camelCase?
      40. ODATA-1501 Annotations targeting contained singletons
      41. ODATA-1508 Missing annotation namespace in example 8
      42. ODATA-1518 Extend [OData-Protocol, example 18] with properties from derived types
      43. ODATA-1520 Central definition for type-cast and term-cast segments
      44. ODATA-1521 Case statement ambiguous with timeOfDay values
      45. ODATA-1524 Clarify key-as-segment representation for Duration and EnumValue
      46. ODATA-1525 Clarify context URL for response to $expand=*
      47. ODATA-1530 Specify when and how stream valued properties are included
      48. ODATA-1531 14.1.2 Applicability: clarify that “Property” means “structural property” and excludes navigation properties
      49. ODATA-1536 ODATA 4.01. 16.1 Example CSDL has missing alias
      50. ODATA-1539 Clarify decoding of plus character in URLs
      51. ODATA-1541 Forward slashes in /$filter segments
      52. ODATA-1546 Clarify /$value segment appended to function returning a primitive value
      53. ODATA-1562 Clarify uniqueness of bound action and function names
      54. ODATA-1564 Protocol 11.7.7.1 misleading text on request formats
      55. ODATA-1568 Allow handling of in-stream errors on protocol level
      56. ODATA-1570 CSDL XML is defined with reference to XML 1.1 but none of the examples use XML version 1.1 documents
      57. ODATA-1571 Allow empty entity containers
      58. ODATA-1576 Consistently use “instances of structured types” instead of “structured instances”
      59. ODATA-1577 Consistently use “entity-id” instead of “entity id”
      60. ODATA-1578 Consistently use “annotated with the term” instead of “annotated with term”
      61. ODATA-1581 Clarify duplicate properties in JSON Batch payload
      62. ODATA-1582 Mention use of ETag with bound function: only process if binding entity matches ETag

    3. V4.02 (and V4.01 Errata 01): NEW or OPEN with champion and proposal
      1. ODATA-879 Support Arrays of Arrays
      2. ODATA-919 Specify the result type for each operation based on operator types
      3. ODATA-923 Support subsetting returned metadata
      4. ODATA-1059 Improve specification and use of NavigationProperties, EntitySets, and Singletons
      5. ODATA-1060 Improve specification of element response requirements
      6. ODATA-1071 Nullable Collection Navigation Property
      7. ODATA-1239 Define a mechanism to distinguish between inserted and updated entities in a Delta message
      8. ODATA-1253 Abstract type definition Core.Number as a super-type of all numeric types
      9. ODATA-1340 PATCH: new preference return=delta to get back a delta response
      10. ODATA-1370 CSDL Section 12.9 “Parameter” mixing with “overload” causes ambiguity, particularly with regard to parameter ordering
      11. ODATA-1397 Examples 86 and 87 apply an entity type as term
      12. ODATA-1398 Improve text and examples for JSON and multipart batch
      13. ODATA-1405 /$query shall allow Content-Type: application/x-www-form-urlencoded
      14. ODATA-1407 No way to $select instance annotations on primitive types
      15. ODATA-1424 OData 4.01 JSON “Delta Responses” doesn’t describe use of “@id” (or “@odata.id”) for Added/Changed Entity
      16. ODATA-1435 Conditionally add an element to a collection
      17. ODATA-1457 Potential confusion wrt Content-Type header for media entities
      18. ODATA-1475 How to search for double quotes
      19. ODATA-1503 Instance annotations of absent complex properties
      20. ODATA-1506 Allow index segments in path expressions
      21. ODATA-1517 [OData-CSDL, example 64] annotating a navigation property or its addressed resource?
      22. ODATA-1534 OData 4.01 JSON batch format doesn’t support streaming use cases well
      23. ODATA-1540 Require decoding of plus as space in query part of URL
      24. ODATA-1544 Section 4.17: support new HTTP QUERY method, deprecate /$query path suffix
      25. ODATA-1545 Allow services to validate read-only properties in update payloads
      26. ODATA-1548 Encourage clients to specify the correct value for non-key, non-computed read-only values (or omit)
      27. ODATA-1553 Clarify the algorithm for evaluating $compute
      28. ODATA-1555 Strengthen definitions for $orderby, $top and $skip
      29. ODATA-1558 Define semantics for navigation properties of type Edm.EntityType
      30. ODATA-1563 URL 4.11, paragraph 2: clarify restriction “that is part of a Boolean _expression_”
      31. ODATA-1569 Allow CSDL JSON also for OData versions 2.0 and 3.0
      32. ODATA-1575 Remove restriction on Partner navigation
      33. ODATA-1585 Should be able to change type when PATCHing an entity
      34. ODATA-1587 Remove reference to obsolete GeoJSON document
      35. ODATA-1588 Allow creating and linking along a nullable single-valued navigation
      36. ODATA-1589 /$query shall allow Content-Type: application/json
      37. ODATA-1591 OData-Protocol example 64 is syntactically wrong
      38. ODATA-1592 correct vocabulary URIs in CSDL XML examples
      39. ODATA-1593 11.4.12 Update a Collection of Entities: add JSON response example
      40. ODATA-1595 Replace references to RFC7230, RFC7231, and RFC7232 with RFC9110

    4. V4.02 (and V4.01 Errata 01): NEW or OPEN without champion or proposal
      1. ODATA-579 Should we support dynamic functions/actions?
      2. ODATA-601 Investigate enhancements to interoperability and feature set of OData JSON through JSON-LD
      3. ODATA-665 Add OData-MetadataETag header
      4. ODATA-730 Lack of ordering constraints on delta responses may require clients to buffer (or persist) entire response to process it correctly
      5. ODATA-854 Consider use of OPTIONS for discovering formats, other capabilities and features
      6. ODATA-900 Cross-service navigation and service versioning
      7. ODATA-1052 Consider the “fragility” of server-driven paging
      8. ODATA-1062 Revise UML model for OData Metamodel
      9. ODATA-1070 Clarify text related to Canonical URL
      10. ODATA-1107 Introduce instance annotation to specify which types an instance “implements”
      11. ODATA-1113 Allow alternate / native search syntax
      12. ODATA-1235 ActionImport and FunctionImport on EntityType
      13. ODATA-1246 Allow BaseType of EntityType to be a ComplexType
      14. ODATA-1261 Allow $pagesize system query option
      15. ODATA-1262 Explicitly state structural restrictions of type Edm.Untyped
      16. ODATA-1308 Ability to reference newly discovered OData services
      17. ODATA-1317 ContextUrl does not represent navigation properties for which the entity references ($ref) are included
      18. ODATA-1333 Add Terms, Abbreviated Terms, and Symbols sections to specifications
      19. ODATA-1350 OData V2 required continue-on-error style batch responses, V4 makes it optional for servers (due to use of Prefer)
      20. ODATA-1379 Consider adding railroad diagrams for the URL syntax
      21. ODATA-1386 Introduce primitive types for color values
      22. ODATA-1438 New preference return=keys
      23. ODATA-1479 Current instance/collection is only defined adhoc
      24. ODATA-1496 clarify the relationship of the various path _expression_ types
      25. ODATA-1504 Dry-run of data modification requests
      26. ODATA-1505 Expressions in action payloads
      27. ODATA-1514 Generalize the use of $each
      28. ODATA-1527 Allow functions/actions to return (and take) a delta payload
      29. ODATA-1529 Provide support for selecting the id of an entity
      30. ODATA-1535 Should updates of related resources be supported in Create?
      31. ODATA-1559 Clarify definition of transient.
      32. ODATA-1560 Clarify usage of URL templates with callback preference
      33. ODATA-1573 clarify behavior for omitted values in PATCH and PUT
      34. ODATA-1574 Expand function results
      35. ODATA-1579 Allow references to Core.ContentIDs in batch request URLs
      36. ODATA-1583 Clarify representation of context URLs in JSON payloads
      37. ODATA-1584 Inconsistency regarding $select=@Namespace.Term
      38. ODATA-1586 Clarify create/replace for server-defined dynamic properties
      39. ODATA-1590 Clarify where alternate keys can be used
      40. ODATA-1594 Add support for fuzzy search function

    5. Data Aggregation: NEW or OPEN
      1. ODATA-1492 Temporal transformation at(<date or timestamp>) for snapshot entity sets

    6. Temporal: NEW or OPEN
      1. ODATA-1542 Chapter 3, example 7 still uses TimeSliceStart and TimeSliceEnd
      2. ODATA-1551 4.3.2.3 Delete during a Period, step 3: align with corresponding step of 4.3.2.1, step 3

    7. Vocabularies: NEW or OPEN with proposal
      1. ODATA-1140 Add details to HttpResponse
      2. ODATA-1214 Annotate constructor/factory actions
      3. ODATA-1336 Querying “JSON properties”
      4. ODATA-1358 Detach textual descriptions from operation restriction terms in Capability vocabulary
      5. ODATA-1394 Add full-fledged support for ISO 8601-1 duration
      6. ODATA-1412 Capabilities vocabulary: Add EntityContainer as annotation target
      7. ODATA-1453 Capabilities.SearchRestrictions/UnsupportedExpressions: description of default value “none” is misleading
      8. ODATA-1467 Keep a CHANGELOG.md, use Semantic Versioning for each vocabulary
      9. ODATA-1550 Clarify whether Validation.AllowedValues can be applied to collection-valued properties

    8. Vocabularies: NEW or OPEN without proposal
      1. ODATA-1480 Missing term property Capabilities.NavigationRestrictions/…/ComputeSupported
      2. ODATA-1499 Clarify how to allow/disallow an unbound function in filter/orderby
      3. ODATA-1502 Allow to specify expand query options beyond just nested expands (filter, select, …)
      4. ODATA-1512 Delta: distinguish “soft-deleted” and “hard-deleted” entities
      5. ODATA-1513 Clarify use of read/update restrictions for complex types
      6. ODATA-1560 Clarify usage of URL templates with callback preference

  1. Next meetings [9:50]
    1. Wednesday September 13, 2023 during 8-10 PDT (17:00-19:00 CEST)
    2. Wednesday September 20, 2023 during 8-10 PDT (17:00-19:00 CEST)
    3. Wednesday September 27, 2023 during 8-10 PDT (17:00-19:00 CEST)
    4. Wednesday October 13, 2023 during 8-10 PDT (17:00-19:00 CEST)

  2. AOB and wrap up [9:55]

[2] Timeline

     1.  https://www.oasis-open.org/committees/download.php/71007/TC-Timeline-2023-05-10.docx

 

 

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