htwkmooc/codeocean
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use exec_query for custom SQL execution

Browse Source 
Also align how we use query Postgres from controllers.

The change is mainly due to regular (but not reproducible) issues with the `intervalstyle` defaulting to `postgres` (instead of `iso8601`) and thereby causing issues. We're just experimenting to see whether this change resolves the issue.
This commit is contained in:
Sebastian Serth
2022-12-06 22:41:00 +01:00
parent 65c95a1f1c
commit bc5baed05e
6 changed files with 12 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
app/models/exercise.rb
View File

@ -68,7 +68,7 @@ class Exercise < ApplicationRecord
def average_score
if submissions.exists?(cause: 'submit')
maximum_scores_query = submissions.select('MAX(score) AS maximum_score').group(:user_id).to_sql.sub('$1', id.to_s)
self.class.connection.execute("SELECT AVG(maximum_score) AS average_score FROM (#{maximum_scores_query}) AS maximum_scores").first['average_score'].to_f
self.class.connection.exec_query("SELECT AVG(maximum_score) AS average_score FROM (#{maximum_scores_query}) AS maximum_scores").first['average_score'].to_f
else
0
end
@ -222,7 +222,7 @@ class Exercise < ApplicationRecord
"AND user_id = #{user.id} AND user_type = '#{user.class.name}'"
end
results = self.class.connection.execute(study_group_working_time_query(id, study_group_id,
results = self.class.connection.exec_query(study_group_working_time_query(id, study_group_id,
additional_filter)).each do |tuple|
bucket = if maximum_score > 0.0 && tuple['score'] <= maximum_score
(tuple['score'] / maximum_score * max_bucket).round
@ -253,7 +253,7 @@ class Exercise < ApplicationRecord
end
def get_quantiles(quantiles)
result = self.class.connection.execute("
result = self.class.connection.exec_query("
WITH working_time AS
(
SELECT user_id,
@ -369,14 +369,14 @@ class Exercise < ApplicationRecord
def retrieve_working_time_statistics
@working_time_statistics = {'InternalUser' => {}, 'ExternalUser' => {}}
self.class.connection.execute(user_working_time_query).each do |tuple|
self.class.connection.exec_query(user_working_time_query).each do |tuple|
tuple = tuple.merge('working_time' => format_time_difference(tuple['working_time']))
@working_time_statistics[tuple['user_type']][tuple['user_id'].to_i] = tuple
end
end
def average_working_time
result = self.class.connection.execute("
result = self.class.connection.exec_query("
SELECT avg(working_time) as average_time
FROM
(#{self.class.sanitize_sql(user_working_time_query)}) AS baz;
@ -392,7 +392,7 @@ class Exercise < ApplicationRecord
def accumulated_working_time_for_only(user)
user_type = user.external_user? ? 'ExternalUser' : 'InternalUser'
begin
result = self.class.connection.execute("
result = self.class.connection.exec_query("
WITH WORKING_TIME AS
(SELECT user_id,
id,