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Docker virtualizes both the operating system kernel and the application layer
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In SQL, 'INNER JOIN' does not return all rows from multiple tables where the join condition is met
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Without grouping, scanning the entire relation is generally required
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An execution plan is NOT correct when the execution result is equivalent to the effect of any serial execution plan.
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Communication failure between nodes can lead to network partitioning in distributed databases
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An anomaly can occur due to a power interruption during a deletion operation.
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Lowering the isolation level to 'READ UNCOMMITTED' can improve data consistency in a highly concurrent environment
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Stored procedures increase the risk of SQL injection attacks.
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The replicated catalog architecture in distributed databases involves storing a complete copy of the global catalog on each node
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SQL Server provides security features such as user authentication and authorization to control access to databases and data.
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