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MongoDB数据导出导入工具:mongoexport,mongoimport - 大数据 & AI - 清泛...

...ngodb中的mongoexport工具可以把一个collection导出成JSON格式或CSV格式的文件,可以通过参数指定导出的数据项;mongoimport将相应文件导入到collection中。一、导出工具mongoexport Mongodb中的mongoexport工具可以把一个collection导出成JSON格式或...
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How to export data as CSV format from SQL Server using sqlcmd?

... -d myDB -E -Q "select col1, col2, col3 from SomeTable" -o "MyData.csv" -h-1 -s"," -w 700 -h-1 removes column name headers from the result -s"," sets the column seperator to , -w 700 sets the row width to 700 chars (this will need to be as wide as the longest row or it will wrap to the n...
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Easy way to turn JavaScript array into comma-separated list?

...work out for themselves. OP asked for a comma-separated list, not a quoted CSV-type format. – Wayne Feb 10 '12 at 22:37 10 ...
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'Incomplete final line' warning when trying to read a .csv file into R

I'm trying to read a .csv file into R and upon using this formula: 15 Answers 15 ...
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How to parse a CSV file in Bash?

I'm working on a long Bash script. I want to read cells from a CSV file into Bash variables. I can parse lines and the first column, but not any other column. Here's my code so far: ...
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Best timestamp format for CSV/Excel?

I'm writing a CSV file. I need to write timestamps that are accurate at least to the second, and preferably to the millisecond. What's the best format for timestamps in a CSV file such that they can be parsed accurately and unambiguously by Excel with minimal user intervention? ...
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Skip the headers when editing a csv file using Python

I am using below referred code to edit a csv using Python. Functions called in the code form upper part of the code. 3 Ans...
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Large, persistent DataFrame in pandas

...ldn't run out of memory, but there are currently memory problems with read_csv on large files caused by some complex Python internal issues (this is vague but it's been known for a long time: http://github.com/pydata/pandas/issues/407). At the moment there isn't a perfect solution (here's a tediou...
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How to export query result to csv in Oracle SQL Developer?

...ying to figure out how to export a query result to a text file (preferably CSV). Right clicking on the query results window doesn't give me any export options. ...
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float64 with pandas to_csv

I'm reading a CSV with float numbers like this: 2 Answers 2 ...