I'm trying to do some dynamic variable calculations on a select and reference those variables in the where statement. After searching the following is as close as I've been able to get thanks to Jonas's post here MySQL user-defined variable…
Is there any tag in html5 to make drop-down button? How to make navigation bar like drop-down feature in html5? I tried to make it using flexbox property of CSS and select tag of HTML5, but i did not get…
I have a DB with two tables: employees table: fields = {ID, name} turnShift table: fields = {ID, date, ID_employee1, ID_employee2} Here is an example of this DB. Using MYSQL, I'd like to execute a SELECT query able to show…
I would like to select datas from an alone table with two columns, for a value in the first column there may be only one or multiples different values for the second columnn, but one value in the second can…
Edited to clarify and simplify I have the following query select Signups.user_id, Count(timeoutTable.user_id) as timeoutCount, Count(confirmedTable.user_id) as confirmedCount from Signups left join ( select * from Confirmations where action = 'timeout' ) as timeoutTable on signups.user_id = timeoutTable.user_id left join…
Imagine a table that looks like | sender_ID | Receiver_ID | message_ID | , say table name is **tb** now I want to write an SQL query that gives me : user_id, Total messages exchanged by that user . So…
I have a table as in sample below | C1 | C2 | C3 | C4 | r1 | a | b | c | 1 | r2 | a | b | c | 2 | r3 | c…
I need to know if the following can be resolved with a SQL query and how. I have done it with PHP in different ways but the memory skyrockets and the server takes a long time to return the results.…
How can i select / filter all connection with field.usesEncryption is true using jq from JSON data below { "connections": { "connection": [ { "field": [ { "id": "url", "encryptedValueSet": false, "usesEncryption": false, "componentOverride": false, "useDefault": false }, { "id":…
I have an array in SQL like CREATE TABLE Table1 ( examples text ARRAY); INSERT INTO Table1 (examples) VALUES {t1,t2,t3}; I can't find a description of the correct syntax to do select * from Table1 where (values) in (anysome) examples…