‘Quality Assurance’ Archives
Data Quality refers to the degree and state of data in terms of completeness, validity, consistency, timeliness and accuracy that makes it appropriate for a specific use. According to J.M. Juran, High quality of data implies that the data is fit for it's intended uses in the operations, decision making and planning.
Data profiles computed by data profiling analytical techniques include: * Distinct lengths of string values in a column and the percentage of rows in the table that each length represents. Example: Profile of a column of US State codes, which should be two characters, shows values longer than 2 characters. * Percentage of null [...]
A Glossary of Terms by Brian Marshall * Data Quality * Data Quality Domain * Data Quality Rule * Data Profiling * Data Quality Profiling * Database Profiling Data Quality is a measure of the value of data in relation to potential data problems: * missing data records or data [...]
Quality Control - (a) Planned systematic activities necessary to ensure that media conforms to established technical requirements. (b) All actions that are taken to ensure development of products that meet performance requirements and adhere to standards and procedures. (c) Policy, procedures and systematic actions established in an enterprise for [...]
This post ic about Data quality which always done in every organization it is presented here in more formal words: Primary goal of a data integration solution is to assemble data from one or more data sources. As you bring data together, you are likely to find a broad range of data quality issues that require attention. For example, you may [...]