5,612 questions with Azure Synapse Analytics tags

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2 answers

How to fix following Error: Query failed because of connection issues to control container or control container failure.

I have a Synapse Lake Database what has tables which were created on csv files stored in adls gen2, Everything has been working fine until now. Every time I execute a specific query in SSMS or SQL Query of Synapse I get the following error message:…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-11T15:56:31.3766667+00:00
Harinath Reddy A 0 Reputation points
commented 2026-04-17T03:33:07.8666667+00:00
Harinath Reddy A 0 Reputation points
1 answer One of the answers was accepted by the question author.

Restoring a deleted Azure Synapse workspace

One of our Azure Synapse workspaces was deleted but we've recently discovered that we need to recover notebooks that were saved on that workspace. Is there a way to restore the workspace to recover the notebooks? The notebooks weren't checked into a…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-16T20:16:39.94+00:00
Kurt Mar (NON EA SC ALT) 0 Reputation points Microsoft Employee
accepted 2026-04-16T23:50:10.67+00:00
Kurt Mar (NON EA SC ALT) 0 Reputation points Microsoft Employee
1 answer

Invalid Git configuration in Azure Synapse

Whenever I open the Azure Synapse, I'm getting the below popup saying Invalid Git config I've owner access to the Azure Git repo still cannot have the Git enabled here. It also says that I need to switch back to Git mode to make changes but Azure Git is…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2024-02-09T02:01:20.74+00:00
Sibi Kumar (INFOSYS LIMITED) 11 Reputation points Microsoft External Staff
commented 2026-04-15T16:42:18.4333333+00:00
Smaran Thoomu 34,960 Reputation points Microsoft External Staff Moderator
1 answer

Cannot connect to Azure Synapse serverless db - Currently Unabailable

One of our business critical database is reporting the following error when connecting for over 2 hours: TITLE: Error Database 'xxxxxxx' on server 'xxxxxxxxxxxxx-ondemand.sql.azuresynapse.net' is not currently available. Please retry the connection…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-14T09:37:38.48+00:00
WZIAFP 247 Reputation points
edited a comment 2026-04-15T16:28:33.65+00:00
Pilladi Padma Sai Manisha 6,665 Reputation points Microsoft External Staff Moderator
1 answer

SPark 3.5 int96 config

We understand that spark is setting int64 as defauult values for timestamp. however we need t use int96 as default for config. We came across spark docs and I tried the below configs to be set in spark pool, and added these configs also -…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-03T06:52:17.56+00:00
Preeti Choraria 0 Reputation points Microsoft Employee
edited a comment 2026-04-15T15:11:34.7266667+00:00
Smaran Thoomu 34,960 Reputation points Microsoft External Staff Moderator
2 answers

Spark 3.5 - Cosmos OLAP read fails with "Session isn't active" while working in Spark 3.4

🔹 Description We are currently migrating workloads from Azure Synapse Spark 3.4 to Spark 3.5. We are experiencing an issue when reading data from Azure Cosmos DB using Synapse Link (cosmos.olap). The exact same code works perfectly in Spark 3.4, but…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-01T19:36:15.84+00:00
Victor Buzy 20 Reputation points
commented 2026-04-15T12:46:50.79+00:00
Pilladi Padma Sai Manisha 6,665 Reputation points Microsoft External Staff Moderator
2 answers

Unable to Connect to Public SFTP from Azure Synapse – Linked Service HMAC Error and Python Connection Timeout

Problem Statement We have a requirement to read and write data to a cloud/on‑prem SFTP server from Azure Synapse. The SFTP server (sftpssh.example.com) is a public SFTP server. We are using Azure Synapse with a Self‑Hosted Integration Runtime…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-10T12:56:44.5933333+00:00
Shubhangi Nannware 80 Reputation points
edited a comment 2026-04-15T06:53:06.9533333+00:00
Shubhangi Nannware 80 Reputation points
1 answer

Unable to access ADLS Gen2 through Spark while manually running a notebook in Synapse Analytics Studio

I'm trying to read a csv file from my ADLS container through Spark using a linked service but when I run my notebook I'm getting java.nio.file.AccessDeniedException: Operation failed: "This request is not authorized to perform this operation.",…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2025-07-21T07:35:18.4266667+00:00
Ashwin R 0 Reputation points
answered 2026-04-13T06:11:53.47+00:00
Ashwin R 0 Reputation points
1 answer One of the answers was accepted by the question author.

Intermittent spark application stop processing data

We recently observed an issue where one of our Synapse Spark pipelines stopped processing data for approximately 2 hours and then recovered automatically without manual intervention, and without. During the incident, the same spark session was running…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-03T19:32:53.0766667+00:00
Christine Han 100 Reputation points Microsoft Employee
accepted 2026-04-09T06:43:34.18+00:00
Christine Han 100 Reputation points Microsoft Employee
2 answers

Connection getting failed from Azure synapse link with Qliksense Cloud

Hi Team, I am trying to create a connection From Azure synapse link with Qliksense cloud. Connection is getting failed with below error please check and suggest how to fix this issue. Regards, CRM I am new to azure, please suggest what all the changes…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-06T12:37:27.9966667+00:00
Bias CRM 0 Reputation points
commented 2026-04-07T19:03:27.3566667+00:00
Manoj Kumar Boyini 12,245 Reputation points Microsoft External Staff Moderator
1 answer

Synapse Worspace Connectivity Error.

I am getting this connectivity error in my Synapse Workspace "Code NetworkError Message Request failed due to network issues." I checked VNET configuration and VPN Connection. Everything seems to be in order. When I asked Copilot, I got the…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-01T08:58:35.66+00:00
Rangarajan Subramani 50 Reputation points Microsoft Employee
recommended 2026-04-07T15:12:18.8+00:00
Amira Bedhiafi 41,131 Reputation points Volunteer Moderator
2 answers One of the answers was accepted by the question author.

Managed Identity & IMDS Connectivity Issue in Synapse Spark

I’m reaching out to provide context on a technical issue we are facing while using Azure OpenAI from Azure Synapse Spark, and to seek guidance from the community / experts on the correct and supported path to restore Managed Identity (MI)…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-24T19:03:58.2+00:00
Sindhumati Panigrahi 20 Reputation points Microsoft Employee
accepted 2026-04-07T09:44:20.08+00:00
Sindhumati Panigrahi 20 Reputation points Microsoft Employee
1 answer

Question re upgrade to MS Azure Synapse 3.5

Hi, I know that the support for 3.4 will end today, but I am wondering when the functionality will be ending- the notification just says 'After 31 March 2026 Azure Synapse Runtime for Apache Spark 3.4 might still be functional for some time however users…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-31T10:55:27.1466667+00:00
Ciara Barron (Housing) 0 Reputation points
edited an answer 2026-04-06T16:36:00.0733333+00:00
Smaran Thoomu 34,960 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Deactivate/activate synapse pool to clear the cache

I need to rotate a secret using "ALTER DATABASE SCOPED CREDENTIAL" on my Synapse serverless SQL database. I cannot run that; I get error code 33253 with message 'Failed to modify the identity field of the credential because the credential is…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-10T19:36:23.48+00:00
Kenneth Kabiru 40 Reputation points
accepted 2026-04-06T14:32:43.59+00:00
Kenneth Kabiru 40 Reputation points
1 answer One of the answers was accepted by the question author.

ReachedPerSubscriptionWorkspaceLimit

When I create a synapse workspace, I have this error: {  "code": "DeploymentFailed",  "target":…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2025-11-04T20:15:13.7033333+00:00
Julien Bernier-Haineault 20 Reputation points
commented 2026-04-04T10:01:13.21+00:00
János Lengyel 0 Reputation points
1 answer

UI Error: Sink Dataset Parameters disappearing in Synapse Copy Activity

Hi, I am experiencing a technical issue with the Azure Synapse Studio interface. When attempting to map a Pipeline Parameter to a Dataset Parameter within a Copy Activity, the UI fails to save the input. Observed Behavior: I navigate to the Sink tab of…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-02T12:22:21.49+00:00
Diego Cazetta 0 Reputation points
answered 2026-04-03T07:55:51.4466667+00:00
Smaran Thoomu 34,960 Reputation points Microsoft External Staff Moderator
1 answer

ADF Script Activity fails with "Exception while reading from stream" after ~15 mins while Copy Activity on same IR works fine beyond 15 mins

Environment Azure Data Factory Self-Hosted Integration Runtime (4 nodes, all healthy/running) Linked Service: PostgreSQL Activity Type: Script Activity (calling a PostgreSQL function that refreshes materialized view) Problem Description A Script…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-04-02T08:51:20.43+00:00
Yugandhar Mayekar 0 Reputation points
edited an answer 2026-04-03T07:49:03.2666667+00:00
Smaran Thoomu 34,960 Reputation points Microsoft External Staff Moderator
2 answers

Unable to deploy an azure synapse workspace

Deployments fail with the below error. I am also unable to deploy from the azure portal. In addition when I try to check the portal to deploy an Azure SQL Server, the page does not have any create option. I have checked that both the Synapse and SQL…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-16T07:13:17.6+00:00
Alonzo Barnett 0 Reputation points
commented 2026-04-02T18:06:15.73+00:00
Niharika Vithala 0 Reputation points Microsoft Employee
1 answer

When publish on synapse workspace, Publishing completed, but failed to generate the arm templates, saying Browser HTTP transport failure

When publish on synapse workspace, Publishing completed, but failed to generate the arm templates, saying Browser HTTP transport failure. how to resolve this issue?

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-20T03:44:30.2133333+00:00
Kiyoung Yang 0 Reputation points Microsoft Employee
answered 2026-03-31T17:25:28.8266667+00:00
Sina Salam 28,361 Reputation points Volunteer Moderator
1 answer

SftpFailedToConnectToSftpServer

I’m trying to connect to an SFTP server from Azure Synapse using a Self-Hosted Integration Runtime (SHIR), but I'm having trouble. I received the following error: Error code: SftpFailedToConnectToSftpServer Details: Failed to connect to SFTP server…

Azure Synapse Analytics
Azure Synapse Analytics

An Azure analytics service that brings together data integration, enterprise data warehousing, and big data analytics. Previously known as Azure SQL Data Warehouse.

5,612 questions
asked 2026-03-05T15:55:30.7866667+00:00
Maverick 0 Reputation points
commented 2026-03-27T22:13:55.6933333+00:00
Pilladi Padma Sai Manisha 6,665 Reputation points Microsoft External Staff Moderator