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sql(179) text(125) json(28) sql headache(24) java(14) xml(13) transpose(10) web service(9) topn(6) hive(2) oracle(2) mysql headache(1) compare same period(1)
sql(179) text(125) json(28) sql headache(24) java(14) xml(13) transpose(10) web service(9) topn(6) hive(2) oracle(2) mysql headache(1) compare same period(1)
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xingjl • Application • 599 View • 2020-03-05 16:52:23
Take the top three of each group from MySQL in one line
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xingjl • Application • 785 View • 2023-11-29 21:33:25
Take the top three of each group from Hive in one line
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xingjl • Application • 554 View • 2020-03-05 16:51:57
Take the top three of each group from Oracle in one line
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xingjl • Application • 841 View • 2020-03-05 16:51:25
One line code to get same period ratio which is hard to get in SQL
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xingjl • Application • 861 View • 2020-03-05 16:49:32
* Row and column transposition of dynamic columns in one line
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blackduckie • Application • 1,125 View • 2020-01-17 16:58:32
Group & Concatenate MongoDB Subdocuments
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blackduckie • Application • 623 View • 2020-01-17 15:50:17
Get & Concatenate MongoDB Subdocuments by a Condition
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blackduckie • Application • 641 View • 2020-01-17 11:28:56
Dynamic Conversion of JSON to Table Sequence
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blackduckie • Application • 638 View • 2020-01-19 17:25:24
Row-to-Column Transposition & Dynamic-column-based Enumerated Grouping
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blackduckie • Application • 543 View • 2020-01-15 07:13:54
Perform a Huge Number of String Comparisons with esProc
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blackduckie • Application • 592 View • 2020-01-12 16:03:37
Multistep Complex SQL Queries Optimization Example
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blackduckie • Application • 584 View • 2020-01-08 14:58:54
Order-based Calculations: Conditional Query involving Multi-fields
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blackduckie • Application • 708 View • 2020-01-08 11:46:14
Pass a Multi-value Parameter to BIRT’s SQL Data Set