Viewing profile — doppelganger1

Hadoop was built on the notion that commodity hardware, when pooled together, can be extremely cheap and powerful. The problem is, to manage it, is a nightmare. Cloudera/HWX and ot…

Actually, you would expect that in an OLTP world. DW's for the longest time, even Oracle, recommends you disable txn to get better performance. The logic is implemented in the ETL …

What about my comment above is pro-Databricks? Snowflake works the same way. So do most large scale DW insert Exadata, Netezza, etc... Does anyone else notice people questioning co…

Also, if a sales rep or manager are struggling to make their numbers, they will audit customers.

What I find comical is they accuse Databricks of lacking integrity but they don’t actually call out anything except their benchmark was faster than what Databricks did in Snowflake…

Have you ever tried to train models on large data sets over JDBC/ODBC? it’s terrible even with parallelism. Having direct access to the underlying storage and being able to bypass …

Big Query&Data Proc, Redshift&EMR, Synapse&HDR are tied to the cloud vendors. You can’t move easily from AWS stack to GCP without refactoring. Switching costs are higher. Snowflake…

SF spreads a lot of FUD saying that DB can’t perform, and it was true. DB then went out and hired a lot of engineering talent with a diverse background and has been investing a lot…

The first thing unbreakable Linux did was break.

Oracle Exadata is very fast but expensive. I bet it would beat a similarly sized cluster from these 2 vendors. The problem is price to performance and elasticity. Because DB and SF…

The larger your data, the more that indexing and maintaining them hurt you. This is why they do much better at larger datasets vs small data sets. It’s all about trade offs. To ove…