db/migrate/20170419001229_add_index_to_system_note_metadata.rb · b7b5bd4a49a212f41f08be98997c25c0ce530f97 · nexedi / gitlab-ce · GitLab

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Add unique index for note_id to system note metadata table · 3f0054a8
Stan Hu authored Apr 18, 2017
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In issue 1, the sequential scan was taking 250+ ms.
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3f0054a8

20170419001229_add_index_to_system_note_metadata.rb 560 Bytes