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Tag: sql-update

How can I update the table in SQL?

I’ve created a table called Youtuber, the code is below: In this table, there are 2 channels: So, I want to edit the age of “Grandtour Games” to “18”. How can I do that with update? Is my code right? Answer No, in update, you’ll have to follow this sequence: In your code, put this: Comments below:

UPDATE mysql rows

I’m trying to update a lot (close to 500) of rows in mysql database. How can I make it with just 1 query? …and it goes on and on until 500. Answer Use the BETWEEN operator: If not all products with an ID in that range should be updated, you’ll have to use the IN operator and construct the query

Update row with select on same table

I’m trying to update row with same table query. Context: I want to : For each row; if TEXT IS NULL; update it with TEXT value of row with same ID and LANG = ‘EN’. What is the SQL request to do something like that ? Answer You don’t specify the database. The following is standard SQL: In the event

Performing an UPDATE with Union in SQL

If I were to have these three tables (just an example in order to learn UNION, these are not real tables): Tables with their columns: And I wanted to update order_status in the Customer table when there is a order filled in either the Order_Web table or the Order table for that customer using Union: How can I combine these

Conditional UPDATE in MySQL

I am trying to UPDATE values from a table, but I need to add some conditions. I found the function CASE, but I am not if it is the best method. Here is an example. My table is ‘relation’: userid1 | userid2 | name1 | name2 I got for example: Output: 4 | 3 | bill | jack and I

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