dnoeth questions

dnoeth answers

• Update a table recursively in Postgres
• Why is the query planner unable to transform a correlated subquery?
• How to create ot replace table
• Teradata how can I use count(distinct)?
• After casting numerical as varchar 0 digit disappears
• Qualify clause in Oracle
• Is there a way to make NULL behave like 0 (zero) or like an empty string in SQL?
• How to convert epoch time to Human readable in Teradata
• Joining multiple queries of SUM into one result
• How do I change precision of float values in mysql?