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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 • 633 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 • 827 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 • 589 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 • 877 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 • 893 View • 2020-03-05 16:49:32
* Row and column transposition of dynamic columns in one line
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blackduckie • Application • 1,195 View • 2020-01-17 16:58:32
Group & Concatenate MongoDB Subdocuments
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blackduckie • Application • 642 View • 2020-01-17 15:50:17
Get & Concatenate MongoDB Subdocuments by a Condition
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blackduckie • Application • 676 View • 2020-01-17 11:28:56
Dynamic Conversion of JSON to Table Sequence
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blackduckie • Application • 663 View • 2020-01-19 17:25:24
Row-to-Column Transposition & Dynamic-column-based Enumerated Grouping
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blackduckie • Application • 570 View • 2020-01-15 07:13:54
Perform a Huge Number of String Comparisons with esProc
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blackduckie • Application • 621 View • 2020-01-12 16:03:37
Multistep Complex SQL Queries Optimization Example
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blackduckie • Application • 620 View • 2020-01-08 14:58:54
Order-based Calculations: Conditional Query involving Multi-fields
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blackduckie • Application • 793 View • 2020-01-08 11:46:14
Pass a Multi-value Parameter to BIRT’s SQL Data Set