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sql(179) csv(56) birt(52) excel(29) json(28) text files(26) sql headache(24) mongodb(19) group(18) java(14) xml(13) join(11) transpose(10) web service(9) multiple datasources(9) big data(9) mysql(8) topn(6) parameters(4) hive(2) oracle(2) more>>> set operations(2) enum value(1) mysql headache(1) compare same period(1) conditional change(1) overlapping(1) continuous equivalence(1) key values(1)
sql(179) csv(56) birt(52) excel(29) json(28) text files(26) sql headache(24) mongodb(19) group(18) java(14) xml(13) join(11) transpose(10) web service(9) multiple datasources(9) big data(9) mysql(8) topn(6) parameters(4) hive(2) oracle(2) more>>> set operations(2) enum value(1) mysql headache(1) compare same period(1) conditional change(1) overlapping(1) continuous equivalence(1) key values(1)
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xingjl • Application • 509 View • 2020-03-05 08:53:26
Get multiple records with the maximum value in one line
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Andy • Application • 528 View • 2020-02-10 03:19:30
Use an Embedded Script to Quickly Parse Multilevel JSON Data in Java
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Andy • Application • 847 View • 2020-02-10 03:15:28
Parse Complex Excel Worksheet & Write Data to Database with a 3-line Script
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Andy • Application • 528 View • 2020-02-10 03:10:00
Parallelly Process a Large File with a Two-line Script in Java
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Andy • Application • 624 View • 2020-02-10 03:03:00
* How to Perform Table Joins between MongoDB and MySQL
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Andy • Application • 448 View • 2020-02-10 03:00:30
* How to Join a Database Table & XML Data Conveniently
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Andy • Application • 577 View • 2020-03-26 03:12:22
* How to Conveniently Query Text Data with SQL in Java
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Andy • Application • 493 View • 2020-02-10 02:42:56
* A Simple Way of Calling Web Service Data Source in BIRT
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Andy • Application • 1,498 View • 2020-03-17 11:19:42
A Convenient Way to passing multiple values birt parameter
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tossman • Application • 493 View • 2020-02-07 08:57:54
How to Implement Cross-database Queries Conveniently
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tossman • Application • 352 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 • 559 View • 2020-03-05 08:45:04
* Implement overlapping grouping from MySQL in one line
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xingjl • Application • 542 View • 2020-03-05 08:47:37
* Implement the ordered enumeration conditional grouping from MySQL in one line
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xingjl • Application • 515 View • 2020-03-05 08:53:33
. Implement grouping by conditional change from MySQL in one line
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xingjl • Application • 525 View • 2020-03-05 08:53:40
Implement grouping by continuous equivalence from MySQL in one line
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xingjl • Application • 498 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 • 612 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 • 460 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 • 680 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 • 721 View • 2020-03-05 08:49:32
* Row and column transposition of dynamic columns in one line