Wgu d191 - Study guides, Class notes & Summaries

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WGU - D191 - Advanced Data Management (Textbook Flashcard Dump)
  • WGU - D191 - Advanced Data Management (Textbook Flashcard Dump)

  • Exam (elaborations) • 3 pages • 2023
  • WGU - D191 - Advanced Data Management (Textbook Flashcard Dump)
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 WGU D191 Exam With 100% Correct Answers 2023
  • WGU D191 Exam With 100% Correct Answers 2023

  • Exam (elaborations) • 3 pages • 2023
  • WGU D191 Exam With 100% Correct Answers 2023 -d flag Specifies the database name in the psql command. -h flag Specifies the hostname of the database in the psql command. -p flag Specifies the database port in the psql command. ANALYZE command Collects statistics about tables and indices and stores them in internal tables. boolean A data type used to represent true or false. COPY command Transfers data from a database to a file, or from a file to a databa...
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WGU D191 Exam Study Guide | Latest 2023/24 | Updated & Verified | Guaranteed Success
  • WGU D191 Exam Study Guide | Latest 2023/24 | Updated & Verified | Guaranteed Success

  • Exam (elaborations) • 15 pages • 2023
  • f ETL and each subsequent step? - Extract, transform, load = data integration EXTRACT: Data from external/operational sources TRANSFORM: clean data into appropriate format LOAD: Put data into repo What are the basics of the EXTRACT step? - Connect to source systems by selecting/collecting data for analytical purposes within the data mart. Usually this involves consolidation. Must also convert data into a format that is suitable for transformation What are the basics of the TRANSFORM s...
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WGU D191 Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified
  • WGU D191 Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified

  • Exam (elaborations) • 84 pages • 2023
  • WGU D191 Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified
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WGU D191 Exam Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified
  • WGU D191 Exam Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified

  • Exam (elaborations) • 15 pages • 2023
  • WGU D191 Exam Study Guide | Questions with 100% Correct Answers | Latest Update 2024 | Verified
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WGU D191 Exam Study Guide | 335 Questions with 100% Correct Answers | Verified | Latest Update | 116 Pages
  • WGU D191 Exam Study Guide | 335 Questions with 100% Correct Answers | Verified | Latest Update | 116 Pages

  • Exam (elaborations) • 116 pages • 2023
  • Which three events can activate a trigger? - INSERT UPDATE DELETE Which operator is used in a WHERE clause when the subquery returns more than one row of data? - IN ALL ANY Which statement accurately describes how jobs are scheduled in PostgreSQL? - The pgAgent is a job scheduling agent available for PostgreSQL What must be completed during the extract step in the ETL process? - The first step, extraction, is to collect or grab data from from its source(s). The second step, transfo...
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WGU D191 terms Questions and Answers graded A+
  • WGU D191 terms Questions and Answers graded A+

  • Exam (elaborations) • 3 pages • 2023
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  • WGU D191 terms Questions and Answers graded A+ -d flag Specifies the database name in the psql command. -h flag Specifies the hostname of the database in the psql command. -p flag Specifies the database port in the psql command. ANALYZE command Collects statistics about tables and indices and stores them in internal tables. boolean A data type used to represent true or false. COPY command Transfers data from a database to a file, or from a file to a data...
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WGU - D191 - Advanced Data Management (Textbook Flashcard Dump).
  • WGU - D191 - Advanced Data Management (Textbook Flashcard Dump).

  • Exam (elaborations) • 3 pages • 2023
  • WGU - D191 - Advanced Data Management (Textbook Flashcard Dump).
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