SQLServerCentral Article

Parallel Processing of Large Volume ETL Jobs

ETL processing, generally involves copying/moving, transforming, cleaning the records/transactions from one or multiple sources. Most of the batch processing or warehousing projects involve such data processing in millions on daily/weekly basis. Typically, there is a Staging area and production area. Records are cleaned, transformed, filtered and verified from staging to production area. This demands SQL Set theory based queries, parallel processing with multiple processors/CPU. The article focuses on need of SQL Set theory approach and parallel processing while processing large volume of ETL records using programming approach.

External Article

SQL Puzzle 7

After a gap of sixteen months, Lionel Clarke, the creator of the only 3-D maze game to be written in TSQL, returns with a new SQL puzzle. It is very simple. You have to move as much of the data as you can from the source tables to the destination tables.

Blogs

T-SQL Tuesday #201 Round-Up: Temp Tables, Friend or Foe?

By

The T-SQL Tuesday #201 round-up: nine bloggers on whether temp tables are a friend...

Monday Monitor Tips: Configuring Access to the MCP Server

By

I have been experimenting with MCP servers in a few ways, including the Redgate...

The GO Barrier: Why SSMS Multi-Server Query Waits for the Slowest Connection

By

I deployed a schema change to 30 servers using multi-server query and deploy-at-low-priority. Small...

Read the latest Blogs

Forums

Admin Rights for Everyone

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Admin Rights for Everyone

Kerberos Authentication for Aurora PostgreSQL: Mapping AD Groups to Database Roles

By Arvind Toorpu

Comments posted to this topic are about the item Kerberos Authentication for Aurora PostgreSQL:...

RegEx Functions I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item RegEx Functions I

Visit the forum

Question of the Day

RegEx Functions I

Which of these RegEx functions need compatibility level 170 in SQL Server 2025?

See possible answers