mongo –help

• 04, 09, 2019
•  小时候
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mongo –help
mongo -u root
show dbs
use tu-share
db.createCollection(“dailies”)
db.dailies.createIndex({uuid: 1}, {unique: true})
db.dailies.createIndex({ts_code: 1})
db.dailies.createIndex({trade_date: 1})