Guillaume Outters questions

Guillaume Outters answers

• Getting the total count of IDs from a comma delimited list of IDs that can contain ranges with awk
• How to create group column based on ids and linked ids in PostgreSQL
• Does SQL's IN operator hash its input?
• Unbuffered queries using Postgres+PHP?
• How do I DELETE with WHERE and IN using a composite primary key?
• Parse text file, change some strings to camel case, add other strings - follow up question
• Does "cmd | getline" have a limit for the passed data?
• A mathematical way to divide overlapping time ranges into hours
• Oracle SQL hierarchical query to trace cable segments
• SQL Gaps and Islands with multiple overlapping criteria