I am using a table on a Postgres DB. I have a table with the following columns: ID STATE LOB CREATED TIMESTAMP SUBMISSION NUMBER SUBMISSION AMOUNT This table is being updated by 2 different insert queries: One where we receive…
I have 3 tables: SITES, DEVICES AND LOADS. SITES columns are (ID, default_MGR_ID); DEVICES columns are (ID, site_id (which is the foreign key of sites)) LOADS columns are (ID, device_id (foreign key of devices), site_mgr_id) I want to update LOADS.site_mgr_id…
The table below is a subset of a table from a db I have access to: CREATE TABLE trips(trip_id INT, foot BOOLEAN, bike BOOLEAN, bus BOOLEAN, car BOOLEAN, metro BOOLEAN, motorcycle BOOLEAN, train BOOLEAN, other BOOLEAN) -- sample values INSERT…
So I have 4 tables: post likes comments reads Each table has the column post_id I want to create a query, where for each post, i want to know the number of likes, the number of comments, and the number…
Does anyone know if Postgres is smart enough to search an in memory table in a binary fashion of some sort, or if not, is there a way to mark a column to tell postgres it is in order and…
How can i use variables in a query of a foreign table? I could ALTER the option (query) of the foreign tabel and add the variable into the where clause but i am concerned that this locks the foreign table…
I have a problem I'm trying to resolve. I'd love to get your ideas or help with the method I have in my mind. I created a good analogy for it: I need to tag each record in a table…
I'm trying to import multiple json files into my postgres Database with the following code. import json import psycopg2 con = psycopg2.connect(database="kw_du", user="postgres", password="f67dd8hzFE5",host="localhost") cur = con.cursor() with open(r"C:UsersdiegoOneDriveDesktopWorkplace220906nu_2022_09_01.json", 'r') as data_file: data = json.load(data_file) with con.cursor() as cur: cur.executemany('INSERT…
I have a Postgres table whose header is [id(uuid), name(str), arg_name(str), measurements(list), run_id(uuid), parent_id(uuid)] with a total of 237K entries. When I want to filter for specific measurements I can use 'name', but for the majority of entries in the…
Here is a table of phone numbers named phone_number: phone_number country_code owner 07911 123456 44 Ada 08912 654321 44 Thomas 06 12 34 56 78 33 Jonathan 06 87 65 43 21 33 Arthur Let's say we want to partition…