Which one of the following is used for removing columns from a table?

D. ALTER TABLE TableName DROP COLUMN ColumnName

A. MODIFY TABLE TableName DROP ColumnName

B. MODIFY TABLE TableName DROP COLUMN ColumnName

C. ALTER TABLE TableName DROP ColumnName

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Jerry Reeves Jr 4 perguntas

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1Which SQL command used to delete a data from a table?
1. AA.COLLAPSE
2. BB.REMOVE
3. CC.ALTER
4. DD.DELETE
2Which one of the following is used for removing columns from a table?
1. AA. MODIFY TABLE TableName DROP ColumnName
2. BB. MODIFY TABLE TableName DROP COLUMN ColumnName
3. CC. ALTER TABLE TableName DROP ColumnName
4. DD. ALTER TABLE TableName DROP COLUMN ColumnName
3Which is not a DML command?
1. AA. INSERT
2. BB. UPDATE
3. CC. DELETE
4. DD. CREATE
4The ___________ provides the ability to insert, delete, and modify tuples as well as query a data.
1. AA. TCL
2. BB. DCL
3. CC. DDL
4. DD. DML

Descrição: Information Technology Quiz sobre Sem título, criado por Jerry Reeves Jr em 22-11-2022.
Autor: Jerry Reeves Jr
Idioma: English
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Etiquetas: information technology
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