The current time in Shanghai is 2024-03-19 00:43 show timezone +----------+ | TimeZone | |----------| | GMT | +----------+ SELECT CURRENT_DATE AT TIME ZONE 'Asia/Shanghai', CURRENT_TIME AT TIME ZONE 'Asia/Shanghai', CURRENT_TIMESTAMP AT TIME ZONE 'Asia/Shanghai'; +---------------------+-----------------------+---------------------------+ | timezone | timezone…
I have the following SQL Postgres database table: id fid val 401411677 3765 2019-09-06 00:00:00.000 401411677 3782 2019-09-06 00:00:00.000 401413382 3765 2019-12-20 00:00:00.000 401413382 3782 2019-12-23 00:00:00.000 401412111 3765 2019-09-20 00:00:00.000 401412111 3782 2019-09-20 00:00:00.000 In the above, an fid…
In production, my ASP.NET project works well and returns the query below, in about 12 seconds: [HttpGet("suggest/{id1}/{id2}/{id3}")] public async Task<List<int>> GetRecommendedShows(int id1, int id2, int id3) { List<int> showIds = new List<int>() { id1, id2, id3 }; // Fetch all…
If I have query SELECT FNAME, CNAME FROM FACULTY F, COURSES C WHERE F.FID=C.FID AND COURSES.FID='F04'; so can i use COURSES.FID or once alias is there I should use only that. though I am getting error if I am using…
We have Postgres DB design that in simplified form looks like this: CREATE TABLE products ( id varchar, version bigint, profile varchar, PRIMARY KEY(id, profile, version) ); CREATE TABLE product_attributes ( productId varchar, key varchar, value varchar, profile varchar, version…
I'm trying to get the maximum value of calories consumed per day. I can't figure out how to get a query result which I imagine to just be 1 row for each date, with a column containing the value for…
I have User table[user_id] Disperse Table [order_id, disperse_amount] Pool Table [user_id, order_id] For each order_id in Disperse, I want to insert x random rows of [user.user_id, disperse.order_id] into pool table. (x is the current row's disperse_amount) Might be more understandable…
I have a Postgres table that looks like this: CREATE TABLE products( id string, attributes jsonb, PRIMARY KEY(id) ); An example of attributes field could be like: { "endDate": [ "2024-02-20T21:00:00.000Z" ], "countries": [ "US","IT","ES" ], "type": [ "RETAIL" ],…
I select some dateranges with tsrange that includes a specific year. I recieve an output like this: { time_range: '("2024-12-27 00:00:00","2025-02-01 00:00:00")' }, { time_range: '("2025-05-01 00:00:00","2025-05-05 00:00:00")' }, { time_range: '("2025-05-08 00:00:00","2025-05-20 00:00:00")' } can I count all days…
Lets say i have products table It have regular things but it also have image or collection field Good if product have only one image or collection But product could have multiple images like img1 img2 img3 etc How can…