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    sql(179) csv(56) excel(29) json(28) text files(26) mongodb(19) group(18) order-based calculation(16) xml(13) inter-row calculation(11) sort(10) transpose(10) conditional grouping(9) filtering(7) distinct(5) aggregation(5) nested structure(4) merge(3) subquery(3) heterogeneous database(3) jdbc(3) more>>> multiple tables(2) structuralization(2) sql translation(2) difference operation(2) subdocument(2) cross-database query(2) export(2) subdocuments combination(1) join query(1) segmentation(1) conversion from a sequence of sequences to a string(1) duplicates(1) time series(1) regular expression matching(1) multifield join(1) data concatenation(1) conversion from sequence of sequences to string(1) multi-attributes(1) field combination(1)
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    • blackduckie •    Application   •    437 View 437 View    •   2021-07-14 18:31:30

      Concatenate A Set of Indefinite Number of White-space-separated Rows into a Comma-separated String 

    • blackduckie •    Application   •    360 View 360 View    •   2021-07-14 18:31:05

      Concatenate A Set of Indefinite Number of White-space-separated Rows into a Comma-separated String 

    • blackduckie •    Application   •    426 View 426 View    •   2021-07-14 17:29:45

      How to Access Databases using One SQL Statement 

    • blackduckie •    Application   •    407 View 407 View    •   2021-07-14 17:31:37

      How to Perform Join Queries on Different Types of Databases 

    • blackduckie •    Application   •    400 View 400 View    •   2021-07-14 13:31:58

      How to Execute a SQL Statement on a Different Type of Database 

    • blackduckie •    Application   •    381 View 381 View    •   2021-07-14 11:30:41

      Find Missing Datetimes from a CSV-format Time Series with Fixed Interval 

    • blackduckie •    Application   •    433 View 433 View    •   2021-07-05 18:49:08

      How to Execute Multi-database Queries via JDBC 

    • blackduckie •    Application   •    322 View 322 View    •   2021-07-05 18:12:31

      How to Store Specified CSV Columns to a New File 

    • blackduckie •    Application   •    497 View 497 View    •   2021-07-05 17:15:31

      How to Convert JSON Data into a Two-dimensional Table and Export It to a CSV 

    • blackduckie •    Application   •    515 View 515 View    •   2021-07-05 15:55:43

      How to Extract Data from Multilayer XML Parent-Child Nodes to Form a List 

    • blackduckie •    Application   •    3880 View 3,880 View    •   2021-01-27 13:30:33

      * How to Check & Get Specific Excel Cell Values in Java 

    • blackduckie •    Application   •    470 View 470 View    •   2021-01-27 09:40:08

      * How to Filter an Excel File in Java 

    • blackduckie •    Application   •    490 View 490 View    •   2021-01-22 16:25:56

      * How to Perform Row-to-Column Transposition in MongoDB 

    • blackduckie •    Application   •    411 View 411 View    •   2021-01-21 15:55:32

      * How to Group & Summarize MongoDB Subdocuments 

    • blackduckie •    Application   •    622 View 622 View    •   2021-01-21 13:58:34

      * How to Make a Crosstab in MongoDB 

    • blackduckie •    Application   •    407 View 407 View    •   2021-01-21 09:32:38

      * How to Get Record with the Latest Date from Each Group in MongoDB 

    • blackduckie •    Application   •    460 View 460 View    •   2021-01-10 18:24:59

      * How to Combine Subdocuments of Different Attributes in MongoDB 

    • blackduckie •    Application   •    472 View 472 View    •   2021-01-10 16:03:14

      * How to Combine Fields of Same Attribute in MongoDB 

    • blackduckie •    Application   •    465 View 465 View    •   2021-01-08 17:16:01

      * Perform Distinct Count over MongoDB Nested Subdocuments 

    • blackduckie •    Application   •    526 View 526 View    •   2021-01-08 12:46:07

      * Query Nested Subdocuments in MongoDB 

    • blackduckie •    Application   •    536 View 536 View    •   2021-01-04 10:58:16

      How to Load Excel Data into Database 

    • blackduckie •    Application   •    490 View 490 View    •   2020-12-30 17:00:40

      * How to Convert Excel to CSV in Java 

    • blackduckie •    Application   •    532 View 532 View    •   2020-12-30 10:09:37

      Update Database Table According to an External CSV File 

    • blackduckie •    Application   •    446 View 446 View    •   2020-12-29 09:09:47

      * Implement IN Subqueries in MongoDB 

    • blackduckie •    Application   •    469 View 469 View    •   2020-12-25 18:26:52

      * Multifield MongoDB JOINs 

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