Examlex
The special operator used to check whether a subquery returns any rows is _____.
Quantitative Research
A research methodology that focuses on gathering numerical data and performing statistical, mathematical, or computational techniques to analyze it.
Manual Storage
The physical keeping or organizing of records, documents, or materials by hand.
Notebooks
Books with blank pages for writing notes, recording data, or sketching, often used for personal or academic purposes.
Boxes
Containers made of various materials, used for storage or transportation of goods.
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