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jinxing • Application • 87 View • 2024-08-16 07:26:09
SQL, concatenate multiple rows of strings and remove duplicates
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jinxing • Application • 128 View • 2024-08-15 07:54:28
SQL, output associated records having many-to-many relationship row by row
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jinxing • Desktop • 123 View • 2024-08-15 07:52:42
Find the category meeting the specified condition
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jinxing • Desktop • 103 View • 2024-08-14 07:36:47
Copy each row N times (N is the cell value of the specified column)
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jinxing • Desktop • 236 View • 2024-08-09 07:40:14
Group rows and combine non-null values in each of non-grouping columns
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jinxing • Application • 144 View • 2024-08-07 10:08:07
SQL, split values of two columns respectively and count members of their intersection
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jinxing • Desktop • 150 View • 2024-08-06 08:04:13
Group and summarize rows while retaining columns whose values are unchanged
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jinxing • Application • 232 View • 2024-08-05 09:30:22
Get duplicate records from a csv file and sort them
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jinxing • Desktop • 115 View • 2024-08-05 01:25:46
Define a dynamic range of columns and perform aggregation
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jinxing • Application • 122 View • 2024-08-02 06:02:51
Retrieve multiple columns from a csv file to generate a new file
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jinxing • Application • 124 View • 2024-08-01 07:37:08
Clear duplicate lines and lines having missing values from a csv file
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jinxing • Desktop • 163 View • 2024-08-01 06:32:18
Group columns of an Excel table and perform aggregation
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jinxing • Application • 133 View • 2024-07-31 10:28:00
Merge multiple files, remove duplicates and sort the result
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