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Subject: RE: [odata] Agenda for OData TC meeting on 2017-10-19 - chat transcript
[14:12] Room information was updated by: Stefan Hagen OASIS Open Data Protocol (OData) TC OData TC Weekly Meeting (Conference Call) #192
- Thursday, 19 October 2017, 08:00am to 10:00am PDT
- i.e. 2017-10-19 17:00 to 19:00 CEST (UTC+2)
- other timezone? Try eg.:
- https://www.timeanddate.com/worldclock/meetingdetails.html?year=2017&month=10&day=19&hour=15&min=0&sec=0&p1=47&p2=69&p3=179
UsefulPlaces:
- Chat:
- http://webconf.soaphub.org/conf/room/odatatc # ... this place
- ScreenShare and Voice:
- https://sap.emea.pgiconnect.com/OData-TC/
i
Next Planned meetings (tentative):
- Thursday October 26, 2017 during 8-10 am PDT?
- https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44001
- Thursday November 02, 2017 during 8-10 am PDT?
- https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44002
Agenda-Draft E-Mail URL:
- E-Mail Public URL = "" href="https://lists.oasis-open.org/archives/odata/201710/msg00049.html" target="_blank">https://lists.oasis-open.org/archives/odata/201710/msg00049.html
Minutes Draft Public URL (previous meeting):
- URL = "" href="https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html" target="_blank">https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html
Online document walkthroughs or presentations:
- URL = "" href="https://sap.emea.pgiconnect.com/OData-TC/" target="_blank">https://sap.emea.pgiconnect.com/OData-TC/
Timeline(Updated!):
- URL = "" href="https://www.oasis-open.org/committees/download.php/61677/TC%20Timeline-2017-09-29.docx" target="_blank">https://www.oasis-open.org/committees/download.php/61677/TC%20Timeline-2017-09-29.docx
Agenda Draft (for meeting #192):
==============================================================
1. Roll call [8:00 am PT]
1.1 Self-registration link: https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000
2. Approve agenda [8:05 am PT]
3. Approve minutes from previous meeting(s) [8:10 am PT]
3.1 Minutes from October 12, 2017 TC meeting:
URL = "" href="https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html" target="_blank">https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html
4. Review action items [Action item list: https://www.oasis-open.org/apps/org/workgroup/odata/members/action_items.php] [8:15am PT]
4.1 Action items due
4.1.1 None
5. Publication of Vocabularies [8:20 am PT]
5.1 We did add new terms to vocabularies in Errata, so we could publish Errata 04 to provide new official snapshots
5.2 Do we want to take that chance and re-check Errata 03 for typos or sections that need clarification?
6. OData-to-OpenAPI Mapping [8:50 am PT]
6.1 Proposal: in CND02 use only OpenAPI 3.0.0 as target language, anyone interested in Swagger/OpenAPI 2.0 can refer to CND01
6.2 Discussion: which new features of OpenAPI 3.0.0 (beyond nullable) do we want to leverage?
7. Issues [9:20 am PT]
7.1 Vocabularies: APPLIED
7.1.1 ODATA-1064 Add ability to annotate collections to return only count and NextLink
7.1.2 ODATA-1098 xxxRestrictions can be applied more broadly
7.1.3 ODATA-1119 Add CollectionPropertyRestrictions capability term
7.1.4 ODATA-1120 Put entity set restrictions on NavigationPropertyDescriptions
7.2 Vocabularies: NEW or OPEN
7.2.1 ODATA-1099 Add annotations to describe custom query options and custom headers
7.2.2 ODATA-1121 Extend FilterExpressionRestrictions with "MultiPredicate"
7.2.3 ODATA-1112 Default page size for server-driven paging
7.2.4 ODATA-1067 Consider ability to define computed default values
7.2.5 ODATA-1005 Make sure we have capabilities for all new 4.01 functionality
7.2.6 ODATA-884 Add term ErrorCodes to describe possible codes in error messages (public comment c201510e00019)
8. Next meetings [9:50 am PT]
8.1 Thursday October 26, 2017 during 8-10 am PDT
9. AOB and wrap up [9:55 am PT]
==============================================================
Meeting Member URL:
- URL = "" href="https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000" target="_blank">https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000
- Please use starting approx. 15 minutes before the meeting for self registration. Thanks.
- Self registration deep link (as a service):
- https://www.oasis-open.org/apps/org/workgroup/odata/record_my_attendance.php?event_id=44000&confirmed=1
[15:09] Stefan Hagen: KeepAlive... [15:41] Stefan7: KeepAlive... [15:41] Stefan12: KeepAlive... [16:10] Stefan2: KeepAlive [16:47] Stefan Hagen: KeepAlive... [16:55] Stefan Hagen: H4Q::Voting Members: 2 of 12 (16%) (used for quorum calculation) Room Information:
OASIS Open Data Protocol (OData) TC OData TC Weekly Meeting (Conference Call) #192
- Thursday, 19 October 2017, 08:00am to 10:00am PDT
- i.e. 2017-10-19 17:00 to 19:00 CEST (UTC+2)
- other timezone? Try eg.:
- https://www.timeanddate.com/worldclock/meetingdetails.html?year=2017&month=10&day=19&hour=15&min=0&sec=0&p1=47&p2=69&p3=179
UsefulPlaces:
- Chat:
- http://webconf.soaphub.org/conf/room/odatatc # ... this place
- ScreenShare and Voice:
- https://sap.emea.pgiconnect.com/OData-TC/
i
Next Planned meetings (tentative):
- Thursday October 26, 2017 during 8-10 am PDT?
- https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44001
- Thursday November 02, 2017 during 8-10 am PDT?
- https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44002
Agenda-Draft E-Mail URL:
- E-Mail Public URL = "" href="https://lists.oasis-open.org/archives/odata/201710/msg00049.html" target="_blank">https://lists.oasis-open.org/archives/odata/201710/msg00049.html
Minutes Draft Public URL (previous meeting):
- URL = "" href="https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html" target="_blank">https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html
Online document walkthroughs or presentations:
- URL = "" href="https://sap.emea.pgiconnect.com/OData-TC/" target="_blank">https://sap.emea.pgiconnect.com/OData-TC/
Timeline(Updated!):
- URL = "" href="https://www.oasis-open.org/committees/download.php/61677/TC%20Timeline-2017-09-29.docx" target="_blank">https://www.oasis-open.org/committees/download.php/61677/TC%20Timeline-2017-09-29.docx
Agenda Draft (for meeting #192):
==============================================================
1. Roll call [8:00 am PT]
1.1 Self-registration link: https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000
2. Approve agenda [8:05 am PT]
3. Approve minutes from previous meeting(s) [8:10 am PT]
3.1 Minutes from October 12, 2017 TC meeting:
URL = "" href="https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html" target="_blank">https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html
4. Review action items [Action item list: https://www.oasis-open.org/apps/org/workgroup/odata/members/action_items.php] [8:15am PT]
4.1 Action items due
4.1.1 None
5. Publication of Vocabularies [8:20 am PT]
5.1 We did add new terms to vocabularies in Errata, so we could publish Errata 04 to provide new official snapshots
5.2 Do we want to take that chance and re-check Errata 03 for typos or sections that need clarification?
6. OData-to-OpenAPI Mapping [8:50 am PT]
6.1 Proposal: in CND02 use only OpenAPI 3.0.0 as target language, anyone interested in Swagger/OpenAPI 2.0 can refer to CND01
6.2 Discussion: which new features of OpenAPI 3.0.0 (beyond nullable) do we want to leverage?
7. Issues [9:20 am PT]
7.1 Vocabularies: APPLIED
7.1.1 ODATA-1064 Add ability to annotate collections to return only count and NextLink
7.1.2 ODATA-1098 xxxRestrictions can be applied more broadly
7.1.3 ODATA-1119 Add CollectionPropertyRestrictions capability term
7.1.4 ODATA-1120 Put entity set restrictions on NavigationPropertyDescriptions
7.2 Vocabularies: NEW or OPEN
7.2.1 ODATA-1099 Add annotations to describe custom query options and custom headers
7.2.2 ODATA-1121 Extend FilterExpressionRestrictions with "MultiPredicate"
7.2.3 ODATA-1112 Default page size for server-driven paging
7.2.4 ODATA-1067 Consider ability to define computed default values
7.2.5 ODATA-1005 Make sure we have capabilities for all new 4.01 functionality
7.2.6 ODATA-884 Add term ErrorCodes to describe possible codes in error messages (public comment c201510e00019)
8. Next meetings [9:50 am PT]
8.1 Thursday October 26, 2017 during 8-10 am PDT
9. AOB and wrap up [9:55 am PT]
==============================================================
Meeting Member URL:
- URL = "" href="https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000" target="_blank">https://www.oasis-open.org/apps/org/workgroup/odata/event.php?event_id=44000
- Please use starting approx. 15 minutes before the meeting for self registration. Thanks.
- Self registration deep link (as a service):
- https://www.oasis-open.org/apps/org/workgroup/odata/record_my_attendance.php?event_id=44000&confirmed=1
[17:02] Stefan Hagen: H4Q::Voting Members: 4 of 12 (33%) (used for quorum calculation) [17:02] Stefan Hagen: @Rlf and Martin: I registered your attendance (i.e. included above) [17:02] Ralf Handl (SAP SE): Thanks! [17:03] Stefan Hagen: H4Q::Voting Members: 5 of 12 (41%) (used for quorum calculation) [17:03] Stefan Hagen: @George - got you registered also [17:05] Stefan Hagen: H4Q::Voting Members: 7 of 12 (58%) (used for quorum calculation) [17:05] Stefan Hagen: Looks quorate :-) [17:08] Ralf Handl (SAP SE): 2.Approve agenda [8:05 am PT] [17:08] Ralf Handl (SAP SE): George: Additional topic for discussion: Creation of a committee note to describe a CSDL to Protobuf transformation? [17:08] Ralf Handl (SAP SE): Property is currently restricted to primitive type, complex type, or enumeration type. This unnecessarily excludes a value of EntityType. [17:10] Ralf Handl (SAP SE): Discuss them under AOB if time permits, otherwise put them on future agenda [17:11] Ralf Handl (SAP SE): Shortly discuss Property Type=EntityType versus Containment Navigation before 7 Issues [17:11] Ralf Handl (SAP SE): Agenda is approved [17:11] Ralf Handl (SAP SE): 3.Approve minutes from previous meeting(s) [8:10 am PT] a.Minutes from October 12, 2017 TC meeting: https://www.oasis-open.org/committees/download.php/61785/odata-meeting-191_on-20171012-minutes.html
[17:11] Ralf Handl (SAP SE): Minutes are approved [17:12] Ralf Handl (SAP SE): Thanks to Stefan! [17:12] Ralf Handl (SAP SE): 4.Review action items [Action item list: https://www.oasis-open.org/apps/org/workgroup/odata/members/action_items.php] [8:15am PT] a.Action items due
i.None
[17:12] Ralf Handl (SAP SE): 5.Publication of Vocabularies [8:20 am PT] a.We did add new terms to vocabularies in Errata, so we could publish Errata 04 to provide new official snapshots
b.Do we want to take that chance and re-check Errata 03 for typos or sections that need clarification?
[17:14] Ralf Handl (SAP SE): Mike: we put the vocabularies into GitHub and created a separate work product to allow faster iterations than 6-monthly Errata [17:20] Michael Pizzo: ODATA-886 was our effort to be able to make the latest vocabularies available. [17:26] Ralf Handl (SAP SE): Proposal: close / triage known issues for vocabularies, then take snapshot for Errata 04 [17:28] Ralf Handl (SAP SE): If we align this with the plan for Vocabularies we could trigger publication of Errata 04 in November [17:28] Ralf Handl (SAP SE): This is a chance for correcting typos / adding clarifications in the Word documents [17:29] Ralf Handl (SAP SE): 6.OData-to-OpenAPI Mapping [8:50 am PT] a.Proposal: in CND02 use only OpenAPI 3.0.0 as target language, anyone interested in Swagger/OpenAPI 2.0 can refer to CND01
b.Discussion: which new features of OpenAPI 3.0.0 (beyond nullable) do we want to leverage?
[17:30] Ralf Handl (SAP SE): Mike: agree to a) [17:30] George Ericson (Dell): Agree [17:30] Ralf Handl (SAP SE): George: agree to a) [17:32] Ralf Handl (SAP SE): b) which new features should we leverage? [17:32] Ralf Handl (SAP SE): Mike: use Links where possible [17:35] Ralf Handl (SAP SE): anyOf for nullable single-valued navigation properties [17:37] Ralf Handl (SAP SE): custom headers and query options - https://issues.oasis-open.org/browse/ODATA-1099 [17:37] Ralf Handl (SAP SE): response codes and descriptions - https://issues.oasis-open.org/browse/ODATA-884 [17:39] Ralf Handl (SAP SE): Align Authorization vocabulary with securityDefinitions in OAS 3.0.0 [17:40] Ralf Handl (SAP SE): Best do this before publishing Errata 04 [17:40] Ralf Handl (SAP SE): Mike to follow up with Darrel Miller on this [17:44] Ralf Handl (SAP SE): Mike: Microsoft is planning an open-source library for producing OpenAPI descriptions, and an OData reader for this library [17:49] Ralf Handl (SAP SE): Speed up timeline for new OData-to-OpenAPI Mapping to be done by End of November 2017 [17:56] Ralf Handl (SAP SE): More paths: containment navigation properties [17:56] Ralf Handl (SAP SE): Or in general first level of navigation properties [18:01] Ralf Handl (SAP SE): 7.Issues [9:20 am PT] a.Vocabularies: APPLIED
[18:01] Ralf Handl (SAP SE): i.ODATA-1064 Add ability to annotate collections to return only count and NextLink [18:02] Ralf Handl (SAP SE): Skip for today [18:02] Ralf Handl (SAP SE): ii.ODATA-1098 xxxRestrictions can be applied more broadly [18:02] Ralf Handl (SAP SE): Remove EntityType and Collection previously added to the AppliesTo array for each of these restrictions. [18:03] Ralf Handl (SAP SE): https://github.com/oasis-tcs/odata-vocabularies/commit/fec6668c16245ac09c64afb8de5568fa5ce3ce29 [18:06] Ralf Handl (SAP SE): Mike: should these capability terms also apply to Singletons? Mike to open new issue [18:06] Michael Pizzo: I move we close ODATA-1098 as applied. [18:07] Matt Borges (SAP): I second [18:07] Ralf Handl (SAP SE): ODATA-1098 is CLOSED as applied [18:08] Ralf Handl (SAP SE): iii.ODATA-1119 Add CollectionPropertyRestrictions capability term [18:08] Ralf Handl (SAP SE): https://github.com/oasis-tcs/odata-vocabularies/commit/fec6668c16245ac09c64afb8de5568fa5ce3ce29 [18:09] Ralf Handl (SAP SE): Proposal was: 1) Remove "Collection" in AppliesTo in our capabilities vocabulary.
2) Add a new term, "CollectionPropertyRestrictions", that can be applied to collection-valued structural properties to describe support for new filter/sort/page type functionality:
[18:09] Michael Pizzo: (mike created https://issues.oasis-open.org/browse/ODATA-1122 to track adding capabilities to singletons) [18:10] Michael Pizzo: I move we close ODATA-1119 as applied [18:10] George Ericson (Dell): Second, close ODATA-1122 as applied [18:11] Ralf Handl (SAP SE): ODATA-1119 is CLOSED as applied [18:11] George Ericson (Dell): econd, close ODATA-1119 as applied [18:11] Ralf Handl (SAP SE): iv.ODATA-1120 Put entity set restrictions on NavigationPropertyDescriptions [18:11] Ralf Handl (SAP SE): Proposal: 1) Remove "Collection" from AppliesTo for DeepInsertSupport; keep "EntityContainer" and "EntitySet".
2) Add DeepInsertSupport, IndexableByKey, TopSupported, SkipSupported, SearchRestrictions, InsertRestrictions, UpdateRestrictions, and DeleteRestrictions to our NavigationPropertyRestrictions.
[18:11] Ralf Handl (SAP SE): https://github.com/oasis-tcs/odata-vocabularies/commit/fec6668c16245ac09c64afb8de5568fa5ce3ce29 [18:14] Michael Pizzo: I move we close ODATA-1120 as applied. [18:15] George Ericson (Dell): Second closing OData-1120 as applied [18:15] Ralf Handl (SAP SE): ODATA-1120 is CLOSED as applied [18:15] Ralf Handl (SAP SE): b.Vocabularies: NEW or OPEN [18:15] Ralf Handl (SAP SE): i.ODATA-1099 Add annotations to describe custom query options and custom headers [18:16] Ralf Handl (SAP SE): See https://github.com/oasis-tcs/odata-vocabularies/blob/ODATA-1099/vocabularies/Org.OData.Capabilities.V1.md#CustomHeaders [18:16] Ralf Handl (SAP SE): https://github.com/oasis-tcs/odata-vocabularies/commit/dc08082853b2d6d60dec578999f2cad195601308 [18:17] Ralf Handl (SAP SE): <Term Name="CustomHeaders" Type="Collection(Capabilities.CustomParameter)" AppliesTo="EntitySet Singleton Action ActionImport Function FunctionImport"> <Annotation Term="Core.Description" String="Custom headers that are supported/required for the annotated resource" />
<Annotation Term="Core.Example">
<Record>
<Annotation Term="Capabilities.CustomHeaders">
<Collection>
<Record>
<PropertyValue Property="Name" String="X-CSRF-Token" />
<PropertyValue Property="Description" String="Token to protect against Cross-Site Request Forgery attacks" />
<PropertyValue Property="DocumentationURL"
String="https://help.sap.com/viewer/68bf513362174d54b58cddec28794093/7.51.1/en-US/b35c22518bc72214e10000000a44176d.html" />
<PropertyValue Property="Required" Bool="true" />
<PropertyValue Property="ExampleValues">
<Collection>
<Record>
<PropertyValue Property="Value" String="Fetch" />
<PropertyValue Property="Description"
String="Can be used on HEAD request to the service document for obtaining a new CSRF token. This token must then be sent in subsequent requests to resources of the service." />
</Record>
</Collection>
</PropertyValue>
</Record>
</Collection>
</Annotation>
</Record>
</Annotation>
</Term>
[18:23] Ralf Handl (SAP SE): Short discussion on whether we need a CustomCookies term [18:23] Ralf Handl (SAP SE): Consensus that this is not needed now and may safely be added later [18:25] Ralf Handl (SAP SE): ODATA-1099 is OPEN [18:26] George Ericson (Dell): I Move to resolve ODATA-1099 as proposed. [18:26] Michael Pizzo: I second [18:26] Ralf Handl (SAP SE): ODATA-1099 is RESOLVED as proposed [18:27] Ralf Handl (SAP SE): ii.ODATA-1121 Extend FilterExpressionRestrictions with "MultiPredicate" [18:27] Ralf Handl (SAP SE): Add new allowed value <Record>
<PropertyValue Property="Value" String="MultiPredicate" />
<Annotation Term="Core.Description" String="String property can be used as first operand in predicate expressions (eq, lt, startswith, ...), and multiple of these predicate expressions can be combined with `or`" />
</Record>
[18:28] Ralf Handl (SAP SE): Currently <Collection>
<Record>
<PropertyValue Property="Value" String="SingleValue" />
<Annotation Term="Core.Description" String="Property can be used in a single eq clause" />
</Record>
<Record>
<PropertyValue Property="Value" String="MultiValue" />
<Annotation Term="Core.Description" String="Property can be used in a single in clause" />
</Record>
<Record>
<PropertyValue Property="Value" String="SingleRange" />
<Annotation Term="Core.Description" String="Property can be used in at most one ge and/or one le clause, separated by and" />
</Record>
<Record>
<PropertyValue Property="Value" String="SearchExpression" />
<Annotation Term="Core.Description"
String="String property can be used as first operand in startswith, endswith, and contains clauses" />
</Record>
</Collection>
[18:29] Ralf Handl (SAP SE): George: MultiChoice instead of MultiPredicate [18:30] Ralf Handl (SAP SE): $filter=Type eq 'A' or Type eq 'B' [18:30] Ralf Handl (SAP SE): $filter=startswith(Name,'B') or Name eq 'Joe' [18:34] Ralf Handl (SAP SE): https://experience.sap.com/fiori-design-web/wp-content/uploads/sites/5/2014/12/desktop_definecond_nummeriert-2-768x519.png [18:50] Ralf Handl (SAP SE): Ralf to rework the proposal, attack it more from the angle of allowed/restricted functionality [18:51] Ralf Handl (SAP SE): or service capability [18:51] Ralf Handl (SAP SE): iii.ODATA-1112 Default page size for server-driven paging [18:53] Ralf Handl (SAP SE): Mike: not much value for clients to know the default page size because they can specify their preferred page size [18:54] Ralf Handl (SAP SE): "Default value" for $top is for client-driven paging, and not to be confused with server-driven paging [18:55] Ralf Handl (SAP SE): I agree and will close the issue without TC action [18:58] George Ericson (Dell): I've got to drop now. Thanks all. [19:00] Ralf Handl (SAP SE): TODO for next week: check ODATA-1005 to see whether we need new capabilties [19:01] Ralf Handl (SAP SE): 8.Next meetings [9:50 am PT] a.Thursday October 26, 2017 during 8-10 am PDT
[19:01] Ralf Handl (SAP SE): 9.AOB and wrap up [9:55 am PT] [19:01] Ralf Handl (SAP SE): Meeting is adjourned From: odata@lists.oasis-open.org [mailto:odata@lists.oasis-open.org]
On Behalf Of Handl, Ralf 7.a. Added three applied issues From: odata@lists.oasis-open.org [mailto:odata@lists.oasis-open.org]
On Behalf Of Handl, Ralf Here [1] is a draft agenda for the OData TC (Technical Committee) meeting
scheduled on
Thursday October 19, 2017 during 8-10 am PDT (17:00-19:00 CEST).
For additional information, such as dial-in details and chat room, refer to [2]. For TC timeline, see [3]. Feel free to suggest additions or modifications.
Thanks. [1]
Agenda
1.
Roll call [8:00 am PT]
2.
Approve agenda [8:05 am PT]
3.
Approve minutes from previous meeting(s) [8:10 am PT]
4.
Review action items [Action item list:
https://www.oasis-open.org/apps/org/workgroup/odata/members/action_items.php] [8:15am PT]
i. None
5.
Publication of Vocabularies [8:20 am PT]
6.
OData-to-OpenAPI Mapping [8:50 am PT]
7.
Issues [9:20 am PT]
i. ODATA-1064
Add ability to annotate collections to return only count and NextLink
ii. ODATA-1098
xxxRestrictions can be applied more broadly
iii. ODATA-1119
Add CollectionPropertyRestrictions capability term
iv. ODATA-1120
Put entity set restrictions on NavigationPropertyDescriptions
i. ODATA-1099
Add annotations to describe custom query options and custom headers
ii. ODATA-1121
Extend FilterExpressionRestrictions with "MultiPredicate"
iii. ODATA-1112
Default page size for server-driven paging
iv. ODATA-1067
Consider ability to define computed default values
v. ODATA-1005
Make sure we have capabilities for all new 4.01 functionality
vi. ODATA-884
Add term ErrorCodes to describe possible codes in error messages (public comment c201510e00019)
8.
Next meetings [9:50 am PT]
9.
AOB and wrap up [9:55 am PT] [2]
References
[3]
Timeline |
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