Matěj Černý
  • Bluesky
  • LinkedIn
  • Nostr
  • X
  • Čeština
  • Bluesky
  • LinkedIn
  • Nostr
  • X
  • Čeština

Day: December 3, 2019

Apache Spark
2019-12-03

Apache Spark / CSV file

Apache Spark, as one of the main representatives of distributed computing systems, supports several formats for reading and writing. Probably the simplest of these is the delimited text format

Matěj Černý
Matěj Černý

Recent comments

  • TechSavvySam
    TechSavvySam
    You've explained this better than anyone else I've…
Add a comment...

Big Data

  • Apache Spark / CSV file
  • Apache Spark / Dataframe API vs. SQL

PL/SQL by Examples

  • Anonymous Block and Branching
  • Scalar Data Types
  • Composite Data Types
  • FOR and WHILE loop
  • Procedures and Functions
  • Package
  • Exceptions
  • Savepoints
  • Object
  • Inheritance and Polymorphism

Oracle 12c

  • Querying from an associative array
  • User-defined function in the WITH clause
  • Top N rows, pagination
  • Cheat sheet / Oracle DDL operations

Links

  • Petr Stříbný
  • Josef Strzibny
© Matěj Černý