I have a table with multiple calendars inside it and I need to get the previous business day for each row in the table. I’ve been trying to use the LAG function to achieve this but I’m unable to get the correct return for every item. I’ve ended up splitting it into two queries. When the day …
SQL Bulk Insert
I have a csv file that is sent to me. I have put the file into Notepad++ which shows the ROWTERMINATOR as CRLF. This means that I use rn as my ROWTERMINATOR in SQL correct? This is the file format (…
sql query count rows per id to by selecting range between 2 min dates in different columns
temp |id|received |changed |ur|context| |33|2019-02-18|2019-11-18| |33|2019-08-02|2019-09-18| |33|2019-12-27|2019-12-18| |18|2019-07-14|2019-10-18| |50|2019-03-20|2019-05-26| |50|2019-01-19|2019-06-…
With PostgreSQL how to query for records contained within a date range of the created_at field?
In my PostgreSQL database I have an invitations table with the following fields: Invitations: id, created_at, completed_at (timestamp) I am working to write a PostgreSQL query that returns the …
PHP quotes in SQL [closed]
Why does this code produce an error $sql = “INSERT INTO accountlist VALUES (“”, “$user”, “$pwd”, “$mail”, “$date”)”; and this …
How to get the value using another column and get difference between each row in MySQL or SQL?
finish_position official_rating date Difference 11 NULL 2013-09-18 0.00 4 NULL 2013-11-08 …
Msg 4145, Level 15, State 1, Line 5 An expression of non-boolean type specified in a context where a condition is expected, near ‘ucell’
I am trying to add another column using LEFT JOIN after ON as I want to look join multiple columns So I tried using some thing like this UPDATE [toolDB].[dbo].[esn_missing_in_DF_umts] SET [toolDB].[…
Grouped conditional sum in Oracle SQL
my_table shows the account balance of each person’s credits N months ago. From this table, I want to get the monthly sum of each person’s balances for the past 2 and 3 months and divide each sum by 2 …
i am trying to create foreign keys but i got error 1822 .. please see my code below
CREATE TABLE employee( empid int auto_increment primary key, empfirstname varchar(200) not null, emplastname varchar(200) not null, email varchar(200) not null, officenumber int not null ); …
Update total by Count the amount of times the id appears in database
So I want to make sure that in my ritten tabel when a 20 as id appears for 4 times that the ritten_total changes to 4 I have tried this: UPDATE ritten, users SET ritten_totaal = ritten_totaal + 1; I …