What is the purpose of the SQL UNION operator?OptionsCombines rows from two or more tables, including duplicatesCombines rows from two or more tables, removing duplicatesSorts rows in a tableDeletes rows from a table
Question
What is the purpose of the SQL UNION operator?OptionsCombines rows from two or more tables, including duplicatesCombines rows from two or more tables, removing duplicatesSorts rows in a tableDeletes rows from a table
Solution
The purpose of the SQL UNION operator is to combine rows from two or more tables, removing duplicates.
Similar Questions
What is the purpose of the SQL UNION operator?
What does the UNION operation automatically eliminate in SQL?
What does the SQL JOIN clause do?OptionsSorts rows in a tableDeletes rows from a tableCombines rows from two or more tablesInserts rows into a table
What does the UNION operation automatically eliminate in SQL?Null values.Duplicate tuples.Relations with different schemas.Operations on virtual relations.
What does the SQL SELECT DISTINCT statement do?OptionsDeletes duplicate rows from a tableUpdates distinct values in a tableInserts distinct rows into a tableRetrieves unique values from a column
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.