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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 • 631 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 • 826 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 • 585 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 • 869 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 • 887 View • 2020-03-05 16:49:32
* Row and column transposition of dynamic columns in one line
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blackduckie • Application • 1,174 View • 2020-01-17 16:58:32
Group & Concatenate MongoDB Subdocuments
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blackduckie • Application • 641 View • 2020-01-17 15:50:17
Get & Concatenate MongoDB Subdocuments by a Condition
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blackduckie • Application • 673 View • 2020-01-17 11:28:56
Dynamic Conversion of JSON to Table Sequence
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blackduckie • Application • 661 View • 2020-01-19 17:25:24
Row-to-Column Transposition & Dynamic-column-based Enumerated Grouping
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blackduckie • Application • 569 View • 2020-01-15 07:13:54
Perform a Huge Number of String Comparisons with esProc
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blackduckie • Application • 620 View • 2020-01-12 16:03:37
Multistep Complex SQL Queries Optimization Example
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blackduckie • Application • 618 View • 2020-01-08 14:58:54
Order-based Calculations: Conditional Query involving Multi-fields
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blackduckie • Application • 788 View • 2020-01-08 11:46:14
Pass a Multi-value Parameter to BIRT’s SQL Data Set