The Stack Exchange Data Explorer (SEDE), located at https://data.stackexchange.com, allows you to create and run queries against copies of the databases of popular Stack Exchange sites to investigate trends or satisfy your curiosity.
Resources
- Stack Exchange Data Explorer FAQStack Exchange Data Explorer FAQ
- Introducing Stack Exchange Data ExplorerIntroducing Stack Exchange Data Explorer, a post on the Stack Overflow blog.
- Database schema documentation for the public data dump and SEDE
- SEDE Tutorial
- Interesting queries on Data Explorer
- What SEDE examples would be most useful to new users?
It is worth mentioning that the data in SEDE are updated once a weekonce a week.
If you have a small inquiry or want advice/discuss before you ask a question (or post an answer) you're welcome in the chatroom Data Explorer (SEDE) (on MSE Chat) or SEDE - Stack Exchange Data Explorer (on SE Chat).