MatheusOl questions

MatheusOl answers

• Return first and last words in a person name - postgres
• PostgreSQL - GROUP BY 10 minutes based in each row
• PostgreSQL 9.3 -> JSON from nested set -> jQuery listview
• postgresql trying to call update returning multiple rows
• Querying json in postgres
• List all functions that can be executed by a user
• Insert into postgres SQL
• How do I efficiently select the previous non-null value?
• PostgreSQL - How to change tmp directory?
• Are null bytes allowed in unicode strings in PostgreSQL via Python?