NULL-values

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sql

Given an Income table which, among others, contains the following two co...

sql

Given the students table which was created by the following SQL-query: ...

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Given the cars table: color ----- blue red null blue ...

sql

Which of the following expressions are correct?...

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Which operator has a highest priority in a SQL query and will be analyzed first...

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Given the Students table: +-----+-----------+-------+ | SId | FirstNa...

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Will the following query fetch all records from tab table? ...

sql

Given an empty table created using the following query: C...

sql

Given following two tables.: EMPLOYEES: ID | NAME | JOB_I...

sql

Assuming some column EX_COL contains following data in it - 100, 200, 300, NULL,...