Use tempfile when writing schema cache #38565
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activerecord/lib/active_record/connection_adapters/schema_cache.rb
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This avoids situations where the schema cache is read by another process when the file is only partially written, by first writing to a tempfile, and then renaming at the end.
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This avoids situations where the schema cache is read by
another process when the file is only partially written,
by first writing to a tempfile, and then renaming at the
end.