Techaeris

SQL views, materialized views, and tables: What scenarios are best for each?

Although tables in SQL databases typically contain massive amounts of data, they’re not always in a format that can be used by data analysts. The data records in these tables need to be filtered ...
Ars Technica

[SQL] Need help forming SQL query for Inner Join via OleDB (MS Access)

I'm writing some code in C# where I need to (inner?) join two tables into a DataSet / DataTable.<BR><BR>Essentially, I have two tables. Both have columns called "TestId" and "OperationId". Both are ...
InfoWorld

SQL tutorial: Learn SQL on PostgreSQL

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...
Ars Technica

t-sql collation problems

I am trying to write a select statement that joins two tables from different databases on my SQL server. The issue is that the two databases are different collation types. <BR><BR>DataBaseA is ...
Virtualization Review

Running Applications in Docker, Part 2: Table Joins in PostgreSQL

Tom demos table joins, shell scripts for repetitive tasks and using "exec" to run commands inside a container from the host system. In my previous article on running applications on Docker, I deployed ...