oracle / oracle/dotnet-db-samples

Passing associative array index by varchar2 from c# to pl/sql

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#220 3 comments 1 reaction 0 assignees View on GitHub

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enhancement
Dominant language
C#
Stars
434
Forks
191
Avg merge
1d 15h
Merged PRs (30d)
1

Description

Hi, even though the odp.net driver supports associative array binding, it only supports array index by integer.
Is it possible that the driver could support in a future release, array index by varchar2?
So we could map c# hash table to oracle pl/sql ones.
Thank's for reply.

DECLARE
   SUBTYPE tvalue IS VARCHAR2 (1000);

   TYPE thash IS TABLE OF tvalue
      INDEX BY VARCHAR2 (50);

   hashtab   thash;
   elem      VARCHAR2 (50);
BEGIN
   hashtab ('avion') := NULL;
   hashtab ('voiture') := '748';
.............................
   hashtab ('train') := '749';
   hashtab ('bateau') := '750';
   hashtab ('velo') := '751';

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Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with ODP.NET associative-array binding and the PL/SQL INDEX BY VARCHAR2 example in the issue. Compare the supported integer-index binding with mapping a C# hash table to the shown PL/SQL type; done means establishing whether varchar2-indexed binding is supported and documenting or demonstrating the resulting behavior.

Written by the indexing model from the issue text.

Assessment

Tech stack
csharp, sql
Domain
databases
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
25/100

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