You can change the characteristics of existing columns by using the ____________________ clause of the ALTER TABLE command.
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Q34: How can you use the COMMIT and
Q59: To delete rows from the database,use the
Q60: The _ command is permanent.
A)SELECT
B)COMMIT
C)SAVE
D)UPDATE
Q61: You can delete a table that is
Q62: If you specified _ for the column
Q63: Describe the format of the ALTER TABLE
Q65: The format for the ALTER TABLE command
Q67: In a transaction,if any update cannot be
Q68: Before beginning the updates for a transaction,commit
Q69: The ADD clause consists of the word
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