Use exec_query
for custom SQL execution
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.
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@ -60,7 +60,7 @@ class CommunitySolutionsController < ApplicationController
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# Acquire lock here! This is expensive but required for synchronization
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@community_solution_lock = ActiveRecord::Base.transaction do
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ActiveRecord::Base.connection.execute("LOCK #{CommunitySolutionLock.table_name} IN ACCESS EXCLUSIVE MODE")
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ApplicationRecord.connection.exec_query("LOCK #{CommunitySolutionLock.table_name} IN ACCESS EXCLUSIVE MODE")
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lock = CommunitySolutionLock.where(user: current_user, community_solution: @community_solution).order(locked_until: :asc).last
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