Alibaba ACA-BigData1 Exam - Topic 2 Question 54 Discussion
DataWorks can be used to develop and configure data sync tasks. Which of the following statementsare correct? (Number of correct answers: 3)Score 2
A) The data source configuration in the project management is required to add data source and B) Some of the columns in source tables can be extracted to create a mapping relationship between
fields, and constants or variables can't be added and D) Clean-up rules can be set to clear or preserve existing data before data write
C) For the extraction of source data, 'where' filtering clause can be referenced as the criteria of
incremental synchronization
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