Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...
A condolence motion was passed in the Uttar Pradesh Legislative Assembly on the demise of Samajwadi Party sitting MLA Sudhakar Singh, on the opening day of the winter session on Friday. The House ...
Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...
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