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  • Wiki Page: T-SQL Script to update string NULL with default NULL

    Problem : It is common to have nullable columns in the table,but if we populate those nullable columns with string NULL instead of default NULL,there araises the problem. Effects of Problem : If we populate nullable columns with string column ,we cannot make use of NULL functions available...
  • Wiki Page: Using DQS: How to Find Blank/Empty Values in Your Data

    Data Quality Services (DQS) enables you to easily find blank or empty values in your data source. Further, you can also use DQS to find other values in your data source that are equivalent to blank/empty values (called null equivalent). For example, “NA”, “Not Available”, or “Missing” can be present...
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