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fix: Disconnect HANA tenant when deleted #589

Merged
merged 12 commits into from
May 7, 2024
Merged

fix: Disconnect HANA tenant when deleted #589

merged 12 commits into from
May 7, 2024

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BobdenOs
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When using cds-mtxs in a scale out scenario can result in an invalid connection pool cache. This change clears the tenant connection pool when a known entity is no longer deployed. Allowing the following request to create a new pool or fail when fetching the new credentials.

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@patricebender patricebender left a comment

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should we add a test for this on our side?

@BobdenOs
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should we add a test for this on our side?

If I could add a test for this I would. As the actual test for this issue can only be run with privileges I don't have.

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OK from MTX side as this solves Oliver's issue, i.e. our MTX HANA tests are green with both this change and the one in @sap/cds-mtxs.

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OK from MTX side as this solves Oliver's issue, i.e. our MTX HANA tests are green with both this change and the one in @sap/cds-mtxs.

It only is solved for Oliver because they have retries implemented, isn't it?

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swaldmann commented Apr 18, 2024

It only is solved for Oliver because they have retries implemented, isn't it?

Yes, and also in our integration test we're first sending a request to instance 1 when it's offboarded, where it correctly fails. Later we send the request again and with this PR it doesn't fail any more. I assume if we don't send the first request, the first request after onboarding would also fail. Still a much better situation than before.

@BobdenOs BobdenOs added the next release pr to be checked for next release label Apr 24, 2024
hana/lib/HANAService.js Outdated Show resolved Hide resolved
@BobdenOs BobdenOs enabled auto-merge (squash) April 30, 2024 12:37
@BobdenOs BobdenOs merged commit a107db9 into main May 7, 2024
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@BobdenOs BobdenOs deleted the cap/13965 branch May 7, 2024 12:54
@cap-bots cap-bots mentioned this pull request May 7, 2024
johannes-vogel added a commit that referenced this pull request May 8, 2024
🤖 I have created a release *beep* *boop*
---


<details><summary>db-service: 1.9.0</summary>

##
[1.9.0](db-service-v1.8.0...db-service-v1.9.0)
(2024-05-08)


### Added

* Add missing `func` cqn structures
([#629](#629))
([9d7539a](9d7539a))


### Fixed

* **`order by`:** reject non-fk traversals of own columns in order by
([#599](#599))
([3288d63](3288d63))
* Align all quote functions with @sap/cds-compiler
([#619](#619))
([42e9828](42e9828))
* assign artificial alias if selecting from anonymous subquery
([#608](#608))
([e1a7711](e1a7711))
* avoid spread operator
([#630](#630))
([a39fb65](a39fb65))
* flat update with arbitrary where clauses
([#598](#598))
([f108798](f108798))
* improved `=` and `!=` with val `null` for HANA and Postgres
([#626](#626))
([cbcfe3b](cbcfe3b))
* Improved placeholders and limit clause
([#567](#567))
([d5d5dbb](d5d5dbb))
* multiple result responses
([#602](#602))
([bf0bed4](bf0bed4))
* only consider persisted columns for simple operations
([#592](#592))
([6e31bda](6e31bda))


### Changed

* require `&gt;= sap/cds-compiler@4.9`
([f4d09e2](f4d09e2))
* require `&gt;= sap/cds@7.9.0`
([#627](#627))
([f4d09e2](f4d09e2))
</details>

<details><summary>sqlite: 1.7.0</summary>

##
[1.7.0](sqlite-v1.6.0...sqlite-v1.7.0)
(2024-05-08)


### Added

* select decimals as strings if cds.env.features.string_decimals
([#616](#616))
([39addbf](39addbf))


### Fixed

* Change `sql` property to `query` for errors
([#611](#611))
([585577a](585577a))
* **hana:** Remove encoding from hana-client streams
([#623](#623))
([fed8f6f](fed8f6f))
* Improved placeholders and limit clause
([#567](#567))
([d5d5dbb](d5d5dbb))
</details>

<details><summary>postgres: 1.8.0</summary>

##
[1.8.0](postgres-v1.7.0...postgres-v1.8.0)
(2024-05-08)


### Added

* select decimals as strings if cds.env.features.string_decimals
([#616](#616))
([39addbf](39addbf))


### Fixed

* Align all quote functions with @sap/cds-compiler
([#619](#619))
([42e9828](42e9828))
* Change `sql` property to `query` for errors
([#611](#611))
([585577a](585577a))
* Improved placeholders and limit clause
([#567](#567))
([d5d5dbb](d5d5dbb))
* Use json datatype for Postgres insert
([#582](#582))
([f1c9c89](f1c9c89))
</details>

<details><summary>hana: 0.3.0</summary>

##
[0.3.0](hana-v0.2.0...hana-v0.3.0)
(2024-05-08)


### Added

* select decimals as strings if cds.env.features.string_decimals
([#616](#616))
([39addbf](39addbf))


### Fixed

* Add multi `concat` function to `@cap-js/hana`
([#624](#624))
([df436fe](df436fe))
* Align all quote functions with @sap/cds-compiler
([#619](#619))
([42e9828](42e9828))
* Change `sql` property to `query` for errors
([#611](#611))
([585577a](585577a))
* Disconnect HANA tenant when deleted
([#589](#589))
([a107db9](a107db9))
* **hana:** Align not found behavior in @cap-js/hana
([#603](#603))
([54d2efb](54d2efb))
* **hana:** Allow custom fuzzy search cqn
([#620](#620))
([80383f0](80383f0))
* **hana:** Allow HANA to use != and == inside xpr combinations
([#607](#607))
([c578e9f](c578e9f))
* **hana:** Reference column alias in order by
([#615](#615))
([7cd3a26](7cd3a26))
* **hana:** Remove encoding from hana-client streams
([#623](#623))
([fed8f6f](fed8f6f))
* **hana:** Support associations with static values
([#604](#604))
([05babcf](05babcf))
* improved `=` and `!=` with val `null` for HANA and Postgres
([#626](#626))
([cbcfe3b](cbcfe3b))
* Improved placeholders and limit clause
([#567](#567))
([d5d5dbb](d5d5dbb))
* Use json datatype for Postgres insert
([#582](#582))
([f1c9c89](f1c9c89))
</details>

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

---------

Co-authored-by: Johannes Vogel <johannes.vogel@sap.com>
Co-authored-by: Patrice Bender <patrice.bender@sap.com>
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5 participants