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๋ธ๋ฆฌํ ๋ชฉ๋ก ์กฐํ V2 ์ฟผ๋ฆฌ๋ฅผ ํ๋ํฉ๋๋ค.
{ "id": 1, "select_type": "SIMPLE", "table": "b", "partitions": null, "type": "ALL", "possible_keys": "idx_briefing_id", "key": null, "key_len": null, "ref": null, "rows": 1966, "filtered": 10, "Extra": "Using where; Using temporary; Using filesort" }
- ํ ์ด๋ธ Full Scan์ ํ๊ณ ์์ต๋๋ค. - ์ตํฐ๋ง์ด์ ๊ฐ 1966๊ฑด (๊ฑฐ์ ๋ชจ๋ ํ)์ ๊ฒ์ฌํ๊ณ ์์ต๋๋ค. - ๊ฒ์ฌํ ํ๋ค์ค 10%์ ๋๋ง ์ ํจํฉ๋๋ค.
-> Limit: 20 row(s) (actual time=7.34..7.35 rows=20 loops=1) -> Sort: date_format(b.created_at,'%Y-%m-%d %H') DESC, b.ranks, limit input to 20 row(s) per chunk (actual time=7.34..7.35 rows=20 loops=1) -> Table scan on <temporary> (actual time=7.05..7.15 rows=388 loops=1) -> Aggregate using temporary table (actual time=7.05..7.05 rows=388 loops=1) -> Nested loop left join (cost=319 rows=230) (actual time=0.767..3.28 rows=397 loops=1) -> Filter: (b.`type` = 'SOCIAL') (cost=246 rows=197) (actual time=0.752..2.7 rows=388 loops=1) -> Table scan on b (cost=246 rows=1966) (actual time=0.0257..2.42 rows=2163 loops=1) -> Covering index lookup on s using FK48tasjrnowinupvg2usjq2y9u (briefing_id=b.id) (cost=0.251 rows=1.17) (actual time=0.00116..0.00127 rows=0.0902 loops=388)
์ง๊ธ์ ๋ฐ์ดํฐ๊ฐ ์ ์ผ๋, ์๋๊ฐ ๊ด์ฐฎ์ง๋ง ๋งค์ผ 80๊ฑด์ฉ ํ ์ด๋ธ์ ์์ด๋ ์ํฉ์์ ๋ฏธ๋ฆฌ ํ๋ํด ๋ ํ์๊ฐ ์์ด๋ณด์ ๋๋ค.
์ ์ ํ ์ธ๋ฑ์ค๋ฅผ ๋์ด์ ํด๊ฒฐํ ์๊ฐ์ ๋๋ค.
The text was updated successfully, but these errors were encountered:
swa07016
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๐ค ๊ธฐ๋ฅ ๊ฐ์
๋ธ๋ฆฌํ ๋ชฉ๋ก ์กฐํ V2 ์ฟผ๋ฆฌ๋ฅผ ํ๋ํฉ๋๋ค.
์ง๊ธ์ ๋ฐ์ดํฐ๊ฐ ์ ์ผ๋, ์๋๊ฐ ๊ด์ฐฎ์ง๋ง ๋งค์ผ 80๊ฑด์ฉ ํ ์ด๋ธ์ ์์ด๋ ์ํฉ์์ ๋ฏธ๋ฆฌ ํ๋ํด ๋ ํ์๊ฐ ์์ด๋ณด์ ๋๋ค.
๐ Remarks
์ ์ ํ ์ธ๋ฑ์ค๋ฅผ ๋์ด์ ํด๊ฒฐํ ์๊ฐ์ ๋๋ค.
The text was updated successfully, but these errors were encountered: