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Lakebase Articles

A structured knowledge hub for Lakebase. Find in-depth technical content, how-to guides, and referen...

44 Posts

Lakebase Blogs

Discover curated blogs from the community and experts. Learn through practical guides, use cases, an...

11 Posts

Lakebase Discussions

Ask questions, share challenges, and connect with others working on Lakebase. From troubleshooting t...

39 Posts

Activity in Lakebase Hub

gokkul
by > • Databricks Partner
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How to access a delta table in UC from lakebase postgres ?

Hi DB Community ,Is there any way to access/write to delta table in UC from lakebase postgres ? There's a way using "Sync Table" - but it is recommended only to read data from Sync Table . Databricks recommends against writing to sync table . Or else...

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AbhilashNagilla
Databricks Employee
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For the Postgres-to-Delta direction, Lakebase Change Data Feed captures every insert, update, and delete on a Lakebase Postgres table and appends each change to a Unity Catalog managed Delta table named lb_<table_name>_history, flushed about every 15...

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skarpeck
by > • Databricks Partner
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Lakebase not accessible in Private Network

We have a VNET Injected workspace in Azure. There are multiple SQL Warehouse which are easily accessible from Private Network - both directly from VM and via VPN on client's machine. We deployed Lakebase. Inside the Workspace, connectivity is working...

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Latest Reply
AbhilashNagilla
Databricks Employee
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If your Lakebase connection string uses a regional host (*.database.<region>.azuredatabricks.net), Postgres clients connecting from outside the workspace need inbound Private Link for performance-intensive services on port 5432 alongside the workspac...

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SiddharthMadan
by > • New Contributor
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Genie Space Token Limit & Metric View Description

Hi,I want to get clarity around 2 things related to Genie Agents/Spaces-1. Is their any token limit defined for each space?2. How much is the character limit for description section within any Metric View?

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balajij8
Esteemed Contributor II
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Genie Space token limits - An overall token limit does exist, but the token value is not documented. All curated instructions and associated metadata get tokenized into the space's prompt context. If you approach the limit, the UI shows a warning and...

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Pat
by > • Esteemed Contributor
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Lakebase synced tables: how can a database owner/admin configure default SELECT privileges for the m

QuestionWe use Databricks Lakebase synced tables to sync Unity Catalog tables into Lakebase. We want a reader role to automatically receive SELECT access on newly created synced tables, without having to rerun grants whenever another table is added.G...

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LingeshK
Databricks Employee
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Hello Pat, Following up on the answer above from @ThomazNeto. I did a test run, particularly on one option the thread has not covered yet. Thank you for posting the exact statements and both errors, which made the case easy to reproduce Short answer:...

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SumanthGhanta
by • Databricks Employee
  • 560 Views
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Test on a Branch, Not on Patients: Agentic Drug Substitution with Lakebase

An agent tests the fix on a Lakebase branch. A pharmacist approves it. By Sumanth Ghanta and Thomas Roach · 10 min read   TL;DR: The U.S. still has more than 200 active drug shortages, and each one forces hospitals to change how they order, dispense,...

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Pramod_Emani
New Contributor II
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Thanks for the detailed write-up. "Replay the plan, not the branch" is the idea that does the real work here: the branch becomes a rehearsal space, and the apply step becomes a short, reviewable diff instead of a promoted staging copy. One question f...

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uday_satapathy
by • Databricks Employee
  • 525 Views
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Serving the Lakebase Data API Through Azure API Management

Why use APIM with Data API? The Data API is one of the underrated features of Lakebase. Traditionally, teams that wanted to share a database over HTTP built a layer of REST services in front of it. Then they had to keep that layer alive: endpoints fo...

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  • 525 Views
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Tushar_Parekar
by • Databricks Employee
  • 464 Views
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Announcement | Stripe Data Pipeline now syncs real-time Stripe data to Lakebase Postgres

Stripe Data Pipeline can now stream Stripe data directly into Databricks Lakebase Postgres, giving applications access to current payment, customer, subscription, refund, and payout data without custom API or webhook integrations. Key Highlights Stre...

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Tushar_Parekar
by • Databricks Employee
  • 270 Views
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Announcement | Lakebase and Agentic SDLC: Branching Databases for Coding Agents

As coding agents work in parallel, shared development databases can become a bottleneck. Lakebase database branching gives each agent or pull request an isolated Postgres environment for schema changes, testing, and preview workflows, without affecti...

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Tushar_Parekar
by • Databricks Employee
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Announcement | Load terabytes of data in minutes into Lakebase Postgres

Lakebase Postgres uses the Lake Transactional/Analytical Processing (LTAP) architecture to offload heavy bulk operations from primary compute to distributed engines such as Spark. This helps teams load large lakehouse datasets into Lakebase while kee...

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Malthe
by > • Valued Contributor II
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Resolved! Group-based auth with Lakebase Data API

While Lakebase supports group-based authentication, this doesn't seem to have carried over to Lakebase Data API.Here, we must assign on the individual user or service principal,Create principalSetup authenticator accessSchema- and table grantsThis me...

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Latest Reply
tom_n
Databricks Employee
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Hi Malthe, you're right, the Data API doesn't support group roles yet. The reason is how it authenticates. Over a normal Postgres connection you can log in as a group role (created with `databricks_create_role('<group>', 'GROUP')`). The Data API work...

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Tushar_Parekar
by • Databricks Employee
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Announcement | Lakebase Search: State-of-the-art full-text and vector search for Postgres

Lakebase Postgres now includes built-in full-text and vector search, generally available on AWS and Azure. With lakebase_vector for approximate nearest-neighbor search and lakebase_text for BM25 search, teams can run semantic, keyword, and hybrid ret...

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eduardostzouze
by > • New Contributor III
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Resolved! Lakebase Data API (GCP) returns jwk not found for valid service principal tokens

Workspace on GCP us-central1, Lakebase Autoscaling (Beta). The Data API returns 400 {"message":"jwk not found"} for every request.Setup follows the docs: role created with databricks_create_role('<sp-uuid>', 'SERVICE_PRINCIPAL'), GRANT "<sp-uuid>" TO...

Lakebase Discussions
Data API
GCP
lakebase
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Latest Reply
eduardostzouze
New Contributor III
  • 5 kudos

Update: resolved. Databricks confirmed this was a bug on their side in the Data API's JWKS resolution on GCP, and it has been fixed. The same requests that were failing with jwk not found now return 200 OK, with no changes to my configuration (same s...

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KeatOoi
by > • New Contributor III
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Resolved! Lakebase Data API – First Request Times Out After 8 Seconds When Compute Is Offline

Hi Everyone,I’m using the Databricks Lakebase Data API and have noticed that the first API call consistently times out after approximately 8 seconds when the Lakebase compute is offline.The first request triggers the compute to start, and the compute...

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KeatOoi
New Contributor III
  • 3 kudos

Update on this post: I have raised a support case with Databricks and requested that the timeout be increased. The timeout has been increased to 20 seconds.

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jeremiasInetum
by > • New Contributor II
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Resolved! Lakebase Postgres branch stuck "disabled" after auto-archive → unarchive (Public Preview)

Hi all,Running into what looks like a platform bug with Lakebase Postgres (Public Preview) and hoping a community engineer can help, since my Databricks support case (#01009170) was closed as out of entitlement (personal account, no support contract)...

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Albert_PKW
New Contributor II
  • 4 kudos

I also faced the same error as @jeremiasInetum. So I applied the steps from @Gokul_Pillai1  and status.disabled became false. After that, I navigate to branches in Lakebase. In branch overview, click on Protect button under Disable archiving.Click Se...

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Tushar_Parekar
by • Databricks Employee
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Announcement | Improving Lakebase Postgres compute cache

Lakebase Postgres separates compute from durable storage, making efficient compute-side caching essential for high-throughput, low-latency workloads. In this update, we share how larger shared buffers and huge pages help keep more hot data in DRAM, w...

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