如何从 linux 文件中删除特定符号?

How To delete specific symbols from a linux file?

我的 Linux 文件包含 4000 多行代码,与此类似:

[INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:57','Electrolux', 'abandoned', '1609507904.86839', 'ROUTING_SCRIPT', 'Electrolux', '01008367900', '886123', 'CALL')]
[INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux-Inst', 'queued', '1609507878.86832', 'VIRTUAL', 'Electrolux', '01552050703', '886123', 'CALL')]
[INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux', 'distributed', '1609507878.86832', 'ROUTING_SCRIPT', 'Electrolux', '01552050703', '886123', 'CALL')]
[INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux-Inst', 'distributed', '1609507878.86832', 'VIRTUAL', 'Electrolux', '01552050703', '886123', 'CALL')]

我需要 linux 命令从文件中删除方括号 [ ],使其看起来像这样:

INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:57','Electrolux', 'abandoned', '1609507904.86839', 'ROUTING_SCRIPT', 'Electrolux', '01008367900', '886123', 'CALL')
INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux-Inst', 'queued', '1609507878.86832', 'VIRTUAL', 'Electrolux', '01552050703', '886123', 'CALL')
INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux', 'distributed', '1609507878.86832', 'ROUTING_SCRIPT', 'Electrolux', '01552050703', '886123', 'CALL')
INSERT INTO DATAMART_QUEUE_DETAILS(EVENT_TIME,QUEUE,EVENT,TRACKNUM,QUEUE_TYPE,ASSOCIATED_ROUTING_SCRIPT,ANI,DNIS,CHANNEL_TYPE) VALUES ('2021.01.01 15:31:59','Electrolux-Inst', 'distributed', '1609507878.86832', 'VIRTUAL', 'Electrolux', '01552050703', '886123', 'CALL')

最后,我想将这些行直接插入到 MySQL 查询中。

便宜又爽快的方法是

tr -d '[]' < infile > outfile

编辑:我应该补充一点,如果数据中出现 [ 或 ],这将不会有预期的结果。

虽然这个问题已经有了答案,但我想在这里分享我自己的解决方案:

cat infile | sed 's/^\[\(.*\)\]$//' > outfile

解释:

  • s:替换命令s/regexp/replacement/flags
  • ^: 字符串开始
  • \[:文字字符[
  • \(.*\):包罗万象的一群
  • \]:字面字符]
  • $: 字符串结束
  • </code>: 第一个捕获组中的文本 (<code>\(.*\))

编辑:事实上,即使输入中有“[”或“]”,此解决方案也有效