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sql(179) text(125) json(28) sql headache(24) group(18) java(14) xml(13) transpose(10) web service(9) multiple datasources(9) big data(9) mysql(8) topn(6) hive(2) oracle(2) enum value(1) mysql headache(1) compare same period(1) conditional change(1) overlapping(1) continuous equivalence(1) more>>> key values(1)
sql(179) text(125) json(28) sql headache(24) group(18) java(14) xml(13) transpose(10) web service(9) multiple datasources(9) big data(9) mysql(8) topn(6) hive(2) oracle(2) enum value(1) mysql headache(1) compare same period(1) conditional change(1) overlapping(1) continuous equivalence(1) more>>> key values(1)
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tossman • Application • 554 View • 2020-02-07 08:57:54
How to Implement Cross-database Queries Conveniently
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tossman • Application • 401 View • 2020-02-07 08:53:26
How to Do Batch Searching of Key Values on Big Data Quickly
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xingjl • Application • 635 View • 2020-03-05 08:45:04
* Implement overlapping grouping from MySQL in one line
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xingjl • Application • 634 View • 2020-03-05 08:47:37
* Implement the ordered enumeration conditional grouping from MySQL in one line
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xingjl • Application • 595 View • 2020-03-05 08:53:33
. Implement grouping by conditional change from MySQL in one line
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xingjl • Application • 600 View • 2020-03-05 08:53:40
Implement grouping by continuous equivalence from MySQL in one line
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xingjl • Application • 563 View • 2020-03-05 08:52:23
Take the top three of each group from MySQL in one line
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xingjl • Application • 691 View • 2023-11-29 13:33:25
Take the top three of each group from Hive in one line
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xingjl • Application • 516 View • 2020-03-05 08:51:57
Take the top three of each group from Oracle in one line
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xingjl • Application • 765 View • 2020-03-05 08:51:25
One line code to get same period ratio which is hard to get in SQL
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xingjl • Application • 803 View • 2020-03-05 08:49:32
* Row and column transposition of dynamic columns in one line
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blackduckie • Application • 1,073 View • 2020-01-17 08:58:32
Group & Concatenate MongoDB Subdocuments
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blackduckie • Application • 565 View • 2020-01-17 07:50:17
Get & Concatenate MongoDB Subdocuments by a Condition
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blackduckie • Application • 609 View • 2020-01-17 03:28:56
Dynamic Conversion of JSON to Table Sequence
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blackduckie • Application • 603 View • 2020-01-19 09:25:24
Row-to-Column Transposition & Dynamic-column-based Enumerated Grouping
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blackduckie • Application • 509 View • 2020-01-14 23:13:54
Perform a Huge Number of String Comparisons with esProc
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