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Mohamad Eskandarane Questions
11022 Questions
The FROM SQL clause is used to
Database
2022-07-08
Answers
30
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40
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1
785
Which of the SQL statements is correct?
Database
2022-07-08
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30
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786
What operator tests column for the absence of data?
Database
2022-07-08
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30
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813
Which operator performs pattern matching?
Database
2022-07-08
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741
Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?
Database
2022-07-08
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794
What is the full form of SQL?
Database
2022-07-08
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759
Which is not true of a correlated subquery?
Database
2022-07-08
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445
What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?
Database
2022-07-08
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750
To drop a column that is used as a foreign key, first:
Database
2022-07-08
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30
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779
The NOT EXISTS keyword will be true if:
Database
2022-07-08
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752
Changing cardinalities in a database is:
Database
2022-07-08
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728
The EXISTS keyword will be true if:
Database
2022-07-08
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738
What SQL command can be used to add columns to a table?
Database
2022-07-08
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768
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11022
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