I have a case where I have a table "tab" that stores data (keyed by symbol and time) as well as a second table "summ" that stores the exponential weighted running average of the data in the first table. I…
I have a financial system where users have tokens and can add transactions. The system has to calculate the balance and mean acquisition price of each token. Data integrity is of utmost importance in the system and it should be…
I have a table with event entity create table event_entity ( id varchar(36) not null constraint constraint_4 primary key, details_json varchar(2550), event_time bigint, type varchar(255), user_id varchar(255) ); details_json has such data: { "custom_required_action":"VERIFY_EMAIL", } I need to create a…