0
votes
1answer
45 views

CTE returns an empty set even though anchor is non-empty

I'm got an adjacency list consisting of two tables: CREATE TABLE permission (id SMALLINT AUTO_INCREMENT(-32768, 1) PRIMARY KEY); CREATE TABLE permission_graph (parent_id SMALLINT NOT NULL, child_id ...
-1
votes
1answer
87 views

combining two CTE in a single query

Here i have two CTE and i need to select values from these two CTE as a single query. I can able to select values from a single CTE at a time but i dont know like how to merge these two CTE and select ...
4
votes
1answer
701 views

How to get text for default language

I have so tables: and so data at Language table: and so data at Text table: I have to return text for requested language if it exists and text for default language if it does not exist. Is it ...