I am looking for hash function, that I can use in Postgresql to be more specific in Amazon Aurora Db. The Hash value generated should be of 8 bytes long that can be stored in string field of length 8.…
I have multiple queries in the following format: Query 1: Select id,first_name,middle_name from table1 where id < 4 Output 1: id first_name middle_name 1 Linda Marie 2 Mary Alice 3 John Steven Query 2: Select id,last_name from table2 where id…
There are 2 tables: reference: id | score | value | type_id 1 | 0 | 10 | 1 2 | 1 | 20 | 1 3 | 2 | 30 | 1 .. | .. | .. | ..…
I have three columns 1.order_item_id where datatype is STRING, 2.delivered_date_time where datatype is TIMESTAMP , 3.status where datatype is string , Write a sql query to combine the different status of particular order_item_id separated by semi-colon and first delivered_date_time of…
I have a table with this data: create table my_table ( month varchar(2), services integer null, s_registered integer, s_terminated integer ); insert into my_table(month, services, s_registered, s_terminated) values ('01', 395, 14, 14), ('02', null, 5, 9), ('03', null, 19, 15),…
Got a table with a virtual column using from_unixtime(): CREATE TABLE aa ( id int NOT NULL AUTO_INCREMENT, epochmillis bigint, session_dt DATETIME(3) generated always as (from_unixtime(epochmillis/1000)), -- utc DATETIME(3) generated always as (convert_tz(from_unixtime(epochmillis/1000), @@time_zone, 'UTC')), PRIMARY KEY (`id`)); I can't…
I want to select every pet breed count, grouped by their owner and type. I've written a subquery that returns the breed count by pet type which is almost what i need, except i need the result in a json…
Problem is that i get a whole bunch of users, that does not match the search string no matter what i search. And it seems like there is baseline of users that is allways passed. I cant figure out what…
Let us assume a Postgres table like this CREATE TABLE example ( value_1 VARCHAR(255), value_2 VARCHAR(255), value_3 VARCHAR(255), value_4 VARCHAR(255), value_5 VARCHAR(255) ); Each row has a different value for each of the columns, and each row has the same…
I have a PostgreSQL trigger that fires after an INSERT on the auth.users table, calling a function handle_new_user() which, in turn, calls insert_into_profiles() to add user data to another table. The insert_into_profiles function is defined as follows: CREATE OR REPLACE…