Problem The first issue that developers in my team noticed was when they tried to create database with Spark: Error message: org.apache.spark.sql.AnalysisException: org.apache.hadoop.hive.ql.metadata.HiveException: MetaException(meesage: Got exception: org.apache.hadoop.fs.azurebfs.contracts.exceptions.InvalidAbfsRestOperationException Status code:...
2022-12-05
8 reads
Last weekend, I played a bit with Azure Synapse from a way of mounting Azure Data Lake Storage (ADLS) Gen2 in Synapse notebook within API in the Microsoft Spark...
2022-07-18
367 reads
Last weekend, I played a bit with Azure Synapse from a way of mounting Azure Data Lake Storage (ADLS) Gen2 in Synapse notebook within API in the Microsoft Spark...
2022-07-18
2 reads
Hello, data friends! Let me spread a few words about the new MVP led training initiative started by my friend and fellow MVP – Paul Andrew. It’s called Cloud...
2022-05-22
26 reads
Hello, data friends! Let me spread a few words about the new MVP led training initiative started by my friend and fellow MVP – Paul Andrew. It’s called Cloud...
2022-05-22
1 reads
Documenting objects dependencies of ETL processes is a tough task. Regardless it is SSIS, ADF, pipelines in Azure Synapse or other systems. The reasons for understanding the current solution...
2022-01-24
97 reads
Documenting objects dependencies of ETL processes is a tough task. Regardless it is SSIS, ADF, pipelines in Azure Synapse or other systems. The reasons for understanding the current solution...
2022-01-24
4 reads
Last Year (2021) I released a full and comprehensive course about SSDT: developing and maintenance SQL Server database within SQL Server Data Tools in Visual Studio. Thank you to...
2022-01-13
97 reads
Last Year (2021) I released a full and comprehensive course about SSDT: developing and maintenance SQL Server database within SQL Server Data Tools in Visual Studio. Thank you to...
2022-01-13
?? Press Efficient Upserts into Data Lakes with Databricks Delta When MERGE on data lake is inefficient. Building a Data Mesh Architecture in Azure – part 1 With this...
2022-01-02
8 reads
By Steve Jones
I love Chicago. I went to visit three times in 2023: a Redgate event,...
By Brian Kelley
I have found that non-functional requirements (NFRs) can be hard to define for a...
By Kevin3NF
Can we normalize a couple of things? 1 – Trade Schools. Back in the...
Testing with AG on Linux with Cluster=NONE. it was all going ok and as...
Hi, I have two tables: one for headers with 9 fields and another for...
We're trying to understand how quick new versions of SQL server can be. Obviously...
Let’s consider the following script that can be executed without any error on both SQL Sever and PostgreSQL. We define the table t1 in which we insert three records:
create table t1 (id int primary key, city varchar(50)); insert into t1 values (1, 'Rome'), (2, 'New York'), (3, NULL);If we execute the following query, how will the records be sorted in both environments?
select city from t1 order by city;See possible answers