This tag will generally be used by those unfamiliar with SQL, asking basic questions about joins.
Is there a way (without JOIN) to use the WHERE clause on 2 columns (OR) IN a subquery? Currently, I'm doing …
mysql where-clause multiple-tables in-subqueryI have a problem. I have 4 tables: Invoice_Payment, Invoice, Client, and Calendar Basically, I have the below query, which …
mysql left-join multiple-tablesI have two tables customers and orders, below is the structure. Table - customers id customer_name Table - orders …
mysql join multiple-tablesI want to drop multiple tables with ease without actually listing the table names in the drop query and the …
mysql sql sql-delete multiple-tablesLet's take a stupid example : I have many domestic animals, each one with a NAME as an id and a …
sql database database-design foreign-keys multiple-tablesI am trying to get the column names from 2 tables. I tried a query like: (SHOW COLUMNS FROM users) UNION (…
php mysql multiple-tables describeI have two rather large databases (+1 million rows each). Both tables have the same structure. How can I check if …
mysql count distinct multiple-tablesI'm new to Matlab and am trying to do a bit of image processing. I have two color images that …
matlab image-processing histogram multiple-tables figureI would like to know how to deal with only ONE authentification process and "users" in multiple tables. I have 4 …
cakephp authentication cakephp-1.3 multiple-tablesComplete newbie to mySQL. So any help will be appreciated. I have 3 tables -- carts, users, actions. carts: +------------+-------------+…
mysql sql join key multiple-tables