DJ Adams

Blog posts tagged "odata"

  1. CDS expressions in CAP - notes on Part 5

    Notes to accompany Part 5 of the mini-series on the core expression language in CDS.

  2. Shift left with CAP

    In this post I posit that shifting left in our CAP based solutions is something that we should be striving to do.

  3. Path expressions, nested projections, aggregations and expressions in queries with CQL and CXL in CAP

    A brief exploration of some of the features of CAP's powerful query and expression languages, inspired by our journey into CXL in the current Hands-on SAP Dev series.

  4. OData Deep Dive rewrite in the open

    I'm refreshing the content of the OData Deep Dive series of tutorials, in the open.

  5. TASC Notes - Part 6

    Notes on part 6 of The Art and Science of CAP, a mini series with Daniel Hutzel exploring the philosophy, the background, the technology history and layers that support and inform the SAP Cloud Application Programming Model.

  6. TASC Notes - Part 5

    Notes on part 5 of The Art and Science of CAP, a mini series with Daniel Hutzel exploring the philosophy, the background, the technology history and layers that support and inform the SAP Cloud Application Programming Model.

  7. Automatic validation in OData and REST calls with CAP

    Exploring the automatic validation of data coming into CAP-based service endpoints via OData and REST.

  8. Turning an OData expand into a cds.ql CQL query with a projection function in CAP

    Turning an OData expand into a cds.ql CQL query with a projection function in CAP.

  9. ISO content for common CAP types

    Exploring the NPM package that provides default ISO-based content for CAP common types like countries and currencies.

  10. Accuracy and precision in language

    Arguing for accuracy and precision in language, especially the distinction between blogs and blog posts.

  11. OData query operations and URL encoding the system query options with curl

    Using curl to send OData query operations with system query options that contain whitespace, letting curl handle the URL encoding.

  12. A deep dive into OData and CDS annotations

    Taking a deep dive into OData and CDS annotations following my live stream series on OData basics.

  13. Summing and grouping values with jq

    Here's yet another note-to-self on using jq, this time to transform a flat list of order totals and dates into a summary of total order values by year.

  14. Multiple level filters in jq

    Using jq to shape JSON representations of OData with filtering at two levels.

  15. Products by supplier in OData and jq

    Comparing OData resource requests with equivalent JSON shaping using jq.

  16. JSON object values into CSV with jq

    I wanted to grab a CSV version of a JSON representation of an entityset in the Northwind OData service. Here's how I converted the JSON structure into CSV with jq, and along the way, I talk about arrays, objects, iterators, object indices, variables, identity, array construction and format strings.

  17. Monday morning thoughts: OData

    I think about OData, in particular where it came from and why it looks and acts like it does. I also consider why I think it was a good protocol for an organisation like SAP to embrace.

  18. UI5 - looking back and forward

    30 Days of UI5 - day 26 by DJ Adams.

  19. The experimental Client operation mode

    30 Days of UI5 - day 25 by DJ Adams.

  20. This Week in Fiori (2015-14)

    Covering week 14 of Fiori news with ABAP, OData and UI5 content.

  21. This Week in Fiori (2015-13)

    Covering week 13 of Fiori news including the Build Your Own SAP Fiori App openSAP course.

  22. Fiori App Data into a Spreadsheet? Challenge Accepted!

    Extracting data from the SAP Fiori App Reference Library into a Google Spreadsheet using OData and Apps Script.

  23. This Week in Fiori (2014-31)

    Covering week 31 of Fiori news including the UX Explorer and OData-related content.

  24. OData Everywhere

    Musings on the Open Data Protocol, SAP NetWeaver Gateway, and the importance of both.

  25. Gateway metadata cache check - always abap_true?

    Debugging the Gateway metadata caching mechanism and finding a potential issue.

  26. Two tools for Gateway trial host nplhost

    Recommending two useful tools, multitail and screen, for working with the SAP NetWeaver Gateway trial system.

  27. SAPUI5 says "Hello OData" to NetWeaver Gateway

    Exploring the newly released SAPUI5 beta and connecting it to NetWeaver Gateway via OData.

  28. Making OData from SAP accessible with the ICM's help

    Using the SAP Internet Communication Manager to make OData from NetWeaver Gateway more accessible.

  29. SAP Developer Center

    Exploring the SAP Developer Center booth at SAP TechEd Madrid 2011.

  30. Project Gateway. A call to arms. Or at least to data.

    This was a guest blog post on Bluefin Solutions website which I wrote to herald a major turning point in SAP software's integration trajectory.

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