server/src/plugins/dbSchema/sql/columns.sql
select
table_schema,
table_name,
column_name,
column_default,
is_nullable::boolean,
data_type,
col_description((table_schema || '.' || table_name)::regclass, ordinal_position)
from information_schema.columns
where table_schema = ?
order by table_schema, table_name, ordinal_position