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chenjunjiedada / SQLDataGen

SQLDataGen generate data on HDFS according to SQL schema.
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DataRandom need to consider the null proportion when generate values. #1

Closed chenjunjiedada closed 7 years ago

chenjunjiedada commented 7 years ago

User should able to set a null proportion of column, and DataGen need to randomly produce null values according to proportion.

proportion format should be (entries, total entries), for example (1, 100) means 1% null proportion.

chenjunjiedada commented 7 years ago

close with a37e11c605697e8f41a9bcdb5b1f1b1914b3b9bc