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Sumallyにおける Amazon Redshift 導入事例
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Noriaki Katayama
April 04, 2014
Technology
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2.5k
Sumallyにおける Amazon Redshift 導入事例
How Sumally uses Redshift
Noriaki Katayama
April 04, 2014
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Transcript
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$01:ίϚϯυͷৄࡉͳਐঢ়گΛ Γ͍ͨʂ # select trim(name) tablename, col, to_char(sum(num_values), '999,999,999,999') count
from SVV_DISKUSAGE where name = 'event_log' group by name, col order by 1, 2; tablename | col | count -----------+-----+------------------ event_log | 0 | 101,532 event_log | 1 | 101,532 event_log | 2 | 101,532 event_log | 3 | 101,532 event_log | 4 | 101,532 event_log | 5 | 101,532 event_log | 6 | 101,532 event_log | 7 | 101,532 event_log | 8 | 101,532 event_log | 9 | 101,532 event_log | 10 | 101,532
σΟεΫ༻ྔΛѲ͍ͨ͠ʂ # select trim(name) name, count(*) size from SVV_DISKUSAGE where
name = 'event_log' group by name order by 1; name | size -----------+------ event_log | 23 ˞TJ[Fͷ୯Ґ.#
˞0SFHPO3*ɿ $1407 ͷՔಇίετ ສԁ
·ͱΊ w3FETIJGUʹͨ͜͠ͱͰεέʔϧΛؾʹͤͣ ԆʑͱϩάΛੵͰ͖ΔγεςϜ͕࡞Δ͜ͱ ͕Ͱ͖ͨ w͓ۚΛ͔͚ͣʹεϞʔϧελʔτͰ͖ͨ wͦͷ݁ՌɺղੳۀͷޮԽʹܨ͕ͬͨ wӡ༻࢝Ί͔ͨΓͰɺ·ͩϊϋ͕ແ͍ͷ Ͱใڞ༗͍͖͍ͯͨ͠
4VNBMMZͰ3FETIJGUͳͲͷٕज़ʹڵຯͷ͋Δ όοΫΤϯυΤϯδχΞΛืू͓ͯ͠Γ·͢ʂ IUUQTVNBMMZDPNKPCT