SQL query interview QA

SQL запросов интервью ОК

Are you an Experienced Programmer or Database Administrator ? If so, visit our Interview Questions APPLICATION section of this article. For each question, if the SQL Commands differ for Oracle, MySQL and SQL Server Databases, specific queries with respect to a database is provided. If the answers are same for all databases, only one query is specified. Interview Questions on SQL are based on following two tables, Employee Table and Employee Incentive Table.

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