I have a database in which, I have a issue_date column, and forecast_date column, I am selecting the maximum date from the database, but I want to fetch/query/extract the N th previous day from maximum available date like (maximum date – 1 / 2 or n number of days). & As the max date is custom, so can not use
Tag: date
How to round timestamp to nearest day with postgresql
How can I round a timestamp to the nearest day in postgresql. I have tried using function date_trunc(‘day’, d_date::timestamp) but I get that is always staying in the same day. Example 1: Example 2: (This one works fine) Answer You could add 12 hours to the timestamp and then do the truncation that you’re doing already. Something like…
My query to retrieve events between 2 search dates does not return any results, why?
Context I have modelized a calendar with a table. The entries are the calendar’s events: id ; event_start_date ; event_end_date. One entry is: 11 ; 2021-01-28 15:15:37 ; 2022-01-11 15:15:37 The script I’ve written accepts a search interval of dates as entries and should return all the events which are contained within the search interval (if the search interval is
How to read from the two same dates without input the time
I have a query like below. When I submit a date like the following patients.created_at BETWEEN ‘2018-05-22’ AND ‘2018-05-22’ it doesn’t return anything but if I enter BETWEEN ‘2018-05-22’ patients.created_at ‘AND’ 2018-05-23′ it returns a value. I think if I just input two of the same date without entering the time then the time will be 00:00:00 – 00:00:00. How
Handling of generate_series() in queries with date or timestamp with / without time zone
I have a query to generate a report based on a date series that is grouped by date and employee_id. The date should be based on a particular time zone, in this case ‘Asia/Kuala_Lumpur’. But this can change depending on where the user’s time zone is. Definition and sample data for table attendance: Here is a fiddle to test. The
Check for overlapped dates on any row of a table Oracle SQL
I have the following schema: CREATE TABLE EPOCA ( ID INT CONSTRAINT PK_EPOCA PRIMARY KEY, NOME VARCHAR(250), DATA_INI DATE CONSTRAINT NN_EPOCA_DATA_INI NOT NULL, …
Create date table of every second between two dates
I need to create a table of every second between two input dates eg between 01/01/2015 00:00:01 and 05/01/2016 00:00:00 So a 3m row expected output that looks like this: Does this need a CLR? …
How to group by month and year?
I have a table PURCHASE with a date column PURCHASEDATE which is in DATE format. I’m trying to get the purchases grouped by month and year. To do so, I try with: I have also tryied with GROUP BY EXTRACT(MONTH FROM PURCHASEDATE), EXTRACT(YEAR FROM PURCHASEDATE) but neither worked. I’m rusty with SQL querys :S. EDIT Table cloumns Thanks ahead! Answer
Big Query – Calculate start and end date back to back
I have a problem, which I need some advise, I am required to calculate the number of leave calendar days taken back-to-back on big query. (For eg. 2 leave records taken on 07-01-2020 to 10-01-2020 and 13-01-2020 to 15-01-2020, should return 07-01-2020 to 15-01-2020) However, there are certain weeks, where leave is taken at 3/4 days gap because there is
SQL Server find rows approaching a service day and month
I have a table which lists equipment with an installation date. These items need to be serviced annually or every five years. So the rows have a service interval of 1 or 5. Something like: What I need to do is return a list of equipment two months before they are due for service For simplicity Let’s assume I have