Which SQL keyword is used to change the structure?

11) The SQL keyword MODIFY is used to change the structure, properties or constraints of a table.

Which SQL keyword is used to change?

The SQL keyword MODIFY is used to change the structure, properties, and constraints of a table. Data values to be added to a table are specified by using the SQL VALUES clause.

Which SQL keyword is used to change the structure properties or constraints of a table a set B create C Select D alter?

The ALTER TABLE command adds, deletes, or modifies columns in a table. The ALTER TABLE command also adds and deletes various constraints in a table.

Which SQL keyword is used to delete a table’s structure?

The SQL keyword DELETE is used to delete a table’s structure.

What are SQL keywords?

In SQL, the keywords are the reserved words that are used to perform various operations in the database. There are many keywords in SQL and as SQL is case insensitive, it does not matter if we use for example SELECT or select.

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Is Key a keyword in SQL?

Key is synonymous to an index. If you want to create an index for a column, then use ‘Key’. … KEY is normally a synonym for INDEX.

Which SQL keywords are used to add remove and modify tables?

ALTER TABLE is used to add, delete/drop or modify columns in the existing table. It is also used to add and drop various constraints on the existing table.

Which SQL keyword is used to change the structure properties or constraints of a table Mcq?

The ALTER TABLE statement is used to add, delete, or modify columns and constraints e.g. UNIQUE KEY, FOREIGN and NOT NULL etc. in an existing table. DELETE FROM table_name; will be used to delete all rows in a table and not the table itself. To delete table itself, DROP command is used.

What command is used to change the structure of the table?

The SQL ALTER TABLE command is used to change the structure of an existing table.

What is ALTER TABLE in SQL?

The ALTER TABLE statement is used to add, delete, or modify columns in an existing table. The ALTER TABLE statement is also used to add and drop various constraints on an existing table.

Which command is used to modify existing rows?

The SQL UPDATE Query is used to modify the existing records in a table. We can use the WHERE clause with the UPDATE query to update the selected rows, otherwise, all the rows would be affected.

Which SQL keyword is used to remove a database from a server?

The DROP DATABASE command is used to delete an existing SQL database.

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What is keyword in Oracle SQL?

Oracle SQL keywords are not reserved. However, Oracle uses them internally in specific ways. Therefore, if you use these words as names for objects and object parts, then your SQL statements may be more difficult to read and may lead to unpredictable results.

Where is the SQL keyword between used?

Discussion Forum

Que. The SQL keyword BETWEEN is used:
b. to limit the columns displayed.
c. as a wildcard.
d. None of the above is correct.
Answer:for ranges.

Which SQL keyword is used to change the structure properties are constraints of a table?

11) The SQL keyword MODIFY is used to change the structure, properties or constraints of a table.

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