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* How to Parse Key-value Pairs from a Base64-encoded String in SQL?
Developer • 0 Reply • 502 View • 2021-11-23 11:47 -
* How to Replace a Null with the Corresponding Value in the Previous Record in SQL?
Developer • 0 Reply • 282 View • 2021-11-23 11:47 -
* In a Multilevel Relationship, How to Replace Null Values at Nodes by Corresponding Values at Their Parent Nodes in SQL?
Developer • 0 Reply • 283 View • 2021-11-23 11:46 -
* How to Transpose Rows to Columns on Multiple Fields in Each Group in SQL?
Developer • 0 Reply • 290 View • 2021-11-23 11:44 -
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Calculate the Total Price According to the Cumulative Price Table
Developer • 0 Reply • 210 View • 2021-10-01 15:28 -
Transpose Multiple Columns into One Row in Each Group
Developer • 0 Reply • 327 View • 2021-09-27 16:07 -
How to Compute Arrays and Get Record Containing the Largest Value on a MongoDB Collection
Developer • 0 Reply • 231 View • 2021-08-24 18:08 -
How to Sort a MongoDB Collection by a Specific Field in the Nested Document
Developer • 0 Reply • 210 View • 2021-08-24 17:16 -
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How to Get Excel Cell Values and Make Judges by the Specific Condition in Java
Developer • 0 Reply • 221 View • 2021-08-18 17:36 -
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* Concatenate and Sum MongoDB Documents with Different Fields
Developer • 0 Reply • 331 View • 2021-08-18 14:56 -
Get the First Missing Item for the Sequence of Should-have-been Continuous Sequence Numbers
Developer • 0 Reply • 217 View • 2021-08-03 17:40 -
Calculate the Average Interval of Projects for Each User
Developer • 0 Reply • 175 View • 2021-08-03 16:44 -
Add Missing Sequence Numbers to One Table according to The Other and Combine Two Tables
Developer • 0 Reply • 215 View • 2021-08-03 15:56 -
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Split and Extend Each String in a Specific Column to Multiple Rows
Developer • 0 Reply • 223 View • 2021-08-03 11:32 -
How to Query MongoDB Data through the Parameter in BIRT
Developer • 0 Reply • 194 View • 2021-08-03 11:21 -
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Extract Data from a Text File Using the Specified Separator
Developer • 0 Reply • 202 View • 2021-08-02 16:53 -
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Put Records with Specific Values at the Beginning During the Sort
Developer • 0 Reply • 214 View • 2021-08-02 15:40 -
Perform a SQL Query according to the Dynamic Condition
Developer • 0 Reply • 184 View • 2021-08-02 15:21 -
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Batch Convert a Large JSON File Where Each Row Is a Record into a CSV File
Developer • 0 Reply • 185 View • 2021-08-02 11:40