clickhouse常用命令:按月删除 导出

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按月删除, testdb是库名,testtable是表名

ALTER TABLE testdb.testtable DROP PARTITION '201907'

clickhouse导出

clickhouse-client -h 127.0.0.1 -d log -m -u default --password 123456 --query="select * from test where dt>='2018-09-20' and dt<='2018-10-13'   order by logTime desc" >> data1.csv

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