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Records Count
How to count number of records in a table without using COUNT function?
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Find null value in a table
What are all the different ways available to find the null value in a table
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Select from table without using column name
How can I select column values from a table without knowing the column name ?Suppose , select employee_id from employees , now I don't know the column name and I want to select the column.Please let me know the answer