Wgu d191 - Study guides, Class notes & Summaries
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WGU - D191 - Advanced Data Management (Textbook Flashcard Dump)
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WGU - D191 - Advanced Data Management (Textbook Flashcard Dump)
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WGU D191 Exam With 100% Correct Answers 2023
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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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BUNDLE FOR WGU D971 2023
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WGU - C191 Questions and Answers 2023


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SEL – WGU Questions and Answers 2023


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WGU D191 terms Questions and Answers graded A+


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D291 Learning Experience Design Foundations I – WGU Questions and Answers 2023
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WGU D191 Exam Study Guide | Latest 2023/24 | Updated & Verified | Guaranteed Success
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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
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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
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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
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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+
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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...
-
WGU - D191 - Advanced Data Management (Textbook Flashcard Dump).
- Exam (elaborations) • 3 pages • 2023
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WGU - D191 - Advanced Data Management (Textbook Flashcard Dump).
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