I have a table called cc_index and the table has among others the following columns: length, date, url, [other_colums]. The same url may appear in multiple rows. For each url, I only want to retain a single row (but all…
I have a MySQL table people like this: id person_id meeting_time 1 21 123456 2 21 123457 3 21 123456 4 22 123470 5 21 0 6 21 123472 I need to get 1 row for each person_id, but only,…
I'm trying to migrate a db from: MySQL Distrib 5.5.60-MariaDB, for Linux (x86_64) to: MySQL 5.5.4, UNIX I tried importing the db as a zip package and it started throwing errors so now I'm trying to re-create each table one…