I have a column that has Serial Numbers but some of them has unwanted characters attached with the Serial Number:- These are some of the entries from a Column in a SQL Table. I want to omit all the characters including and after the Underscore. For example, these values would become this:- 8558088363_AAC = 8558088363 7272505721_R2C = 7272505721 And keep
Tag: mysql
How could I use case within join and union?
I have 2 tables: Matches Rounds Inserts My query: I would like to know what places a particular team achieved (should probably use HAVING m.matchwinner = ‘fnatic’) MatchID – Team – Place 1 – fnatic – 1st 3 – fnatic – 3rd 4 – fnatic – 3rd what places all teams achieved MatchID – Team – Place 1 – fnatic
Get the last entered id from a table in sql
enter image description hereI have an employee table. In that table I have n number of loan.. Now I want to select all the employees with his last taken loan value and date.. can anyone help me out in this. There’s what I’ve done so far: I tried group by, limit and order by for this but of no use…
mysql query – clash between not in and/or
I’m trying to get all my products , from A specific categories and without some products from those categories . i did this query: The problem is that i’m still getting products with the string ‘SPLA’ or ‘SA OLP’ – because the NOT IN clash with the categories How to solve it ? Answer As a starter: always use standard
How to insert into a row, a value from other table?
I have 3 Mysql tables. A table with the classes and the labs and their id. A table with the teachers_list and their subject. A table which is going to be the schedule.** I want to randomly assign one of the physicists to one of the physics labs on my third table which is going to be the schedule. **This
SQL trying to use a column from a joined table in a subquery
Here is what I currently have which returns 3 columns for patient_id, group_concat_1, and group_concat_2: However, I need to return a single column with group_concat_1 and group_concat_2 combined, so I tried this: But his clearly doesn’t work since now it can’t find patient.id in the inner subquery. Any advice? Thanks! Answer You can concatenate directly the 2 columns:
How to query for city name as well as length of the smallest city name from the same table
My code is this but gives error, don’t know why. Please help! Answer If you just want the city with the shortest name, you can simply order by and limit: This returns just one row. On the other hand, if you want to allow bottom ties, then you can filter with a subquery, like so:
how may I concatenate the columns in this script in MySQL?
Below is a SQL query that i am using to concatenate columns in SQL Server. How may I concatenate the same in MySQL? Answer The equivalent function in MySQL is group_concat(): The default separate is a comma, so there is no need to explicitly provide it.
Get a group of records by last unknown id
I have a log table where I want to select the entries for a specific group of records that are grouped by an id I don’t know. See the table below, there are more columns but these are not relevant for the question. I want to get the last entries of one process for one device When I query something
Insert additional text into table fields
I export a CSV-File with shipping weights from my webshop. The problem is there are bulk numbers and no unit Like this: +——+——+ | ID |weight| +——+——+ | 101 | 1,2 | +——+——+ …