How do I find the last day of the previous/next month with SQL?

Need to provide a daily estimation of how many clicks you'll make by the end of next month? Your client expects you to deliver a monthly report on their performance? That's when knowing how to get the last day of the current, previous or next month might come in handy Whereas Vertica and MySQL offer … Continue reading How do I find the last day of the previous/next month with SQL?

How do I find the first day of previous/next week with SQL?

I saw your article the other day on getting the first date of the current week.. But what if I wanted to get the first date of the previous week? Or the first date of next week? As you've already guessed, the SQL syntax for getting the first day of the current week will require … Continue reading How do I find the first day of previous/next week with SQL?

How do I find the first day of the current week with SQL?

Have you ever had to do weekly/monthly reporting based on SQL data retrieval? It would be pretty neat if you could get the start date of the current week/month dynamically, no? Well, there's a very straightforward way if you're using Vertica or PostgreSQL - just employ the date_trunc('period', timestamp) function. Other databases (e.g. SQL Server,  MySQL) … Continue reading How do I find the first day of the current week with SQL?