I’m doing an inner join on a table like this: The condition f.vac_1 = mv.id might not been satisfied in the case where a person have not been vaccinated. In such case, I don’t want to ignore the row, but instead of displaying the vaccine name (which is the purpose of the inner join) to display an emtpy string. How
Consider a table defined as follows: How can I create an index on json key type and how can I query on it? Edit: Previously, there were no indexes on json keys and select queries used an unnest operation as shown below: The problem is, if the table has a large number of rows, the above query will not only
i have a table like this: I want to find out which rows are in a group together. In this example 1,2,4 are one group because 1 and 2 have a common element and 2 and 4. 3 and 5 form a group because they have a common element. 6 Has no common elments with anybody else. So it forms
I have query. https://dbfiddle.uk/?rdbms=postgres_12&fiddle=1b3a39357a5fe028f57b9ac26d147a1d SELECT users.id as user_ids, (SELECT ARRAY_AGG(DISTINCT CONCAT(user_has_bonuses….
So I have a query that I run that basically looks like the one below (simplified it though for easier viewing). When I search on user_orders.orderID it works flawlessly, but if I try to search by …
my city has defined some Urban Revitalization Perimeters using PostGIS I’ve separated the city Blocks within Perimeters and the Buildings within Perimeters. What I want to do now is to update the buildings table with two new columns, that relates them with the blocks they are on. The following is a sample of the Blocks table, the two columns qd_setor
Replace with single quote to double single quote not working properly in PostgreSQL 12, it was working fine in PostgreSQL 11. PostgreSQL 12 Query: SELECT REPLACE(patient.note,””,”””), * FROM patient Output Text: Medicare Secondary Veteran�s Administration PostgreSQL 11 Query: SELECT REPLACE(patient.note,””,”””), * FROM patient Output Text: Medicare Secondary Veteran’s Administration let me know if you have any solutions. Answer This has
I want to get room’s member list, room’s owner member in case of he doesn’t exists in other table and admin member at the same time. Currently i fetch them individually. CREATE TABLE public….