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file · Changes

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prefix_add_pid开关 authored Nov 11, 2020 by fanzx's avatar fanzx
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data_pump/writers/file.md
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......@@ -11,6 +11,7 @@
|max_size|125| 限制单个文件的大小|
|scale|m| max_size的单位,支持['b', 'k', 'm', 'g', 't']|
|prefix|split|文件前缀|
|prefix_add_pid|False|开关,True时文件名中加入进程号可以防止多进程时写文件冲突|
|output_form|bson|文件格式,支持bson, json, csv|
|csv_sep| | output_form为csv时的字段分隔符|
|csv_cols|None| output_form 为csv时, 指定需要写的字段,并按指定的字段顺序写文件, 默认将json中的所有value写入|
......
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