Which of the following commands is used to create an index on a table?ACREATE INDEXBADD INDEXCMAKE INDEX
Question
Which of the following commands is used to create an index on a table?
- A.
CREATE INDEX
- B.
ADD INDEX
- C.
MAKE INDEX
Solution
The command used to create an index on a table is A. CREATE INDEX.
Here is a step-by-step guide on how to use it:
-
First, you need to specify the name of the index after the CREATE INDEX statement. The index name should be meaningful and easy to remember.
-
Then, you specify the name of the table on which you want to create the index after the ON keyword.
-
After that, in parentheses, you specify a comma-separated list of columns on which you want to create the index.
Here is the basic syntax of the CREATE INDEX statement:
CREATE INDEX index_name ON table_name(column1, column2,...);
Please replace index_name with the name of your index, table_name with the name of your table, and column1, column2 with the names of the columns in your table.
Similar Questions
Which of the following commands is used to create an index on a table?ACREATE INDEXBADD INDEXCMAKE INDEX
3. How do you create an index on a table in a relational database, and what is the significance of indexing in terms of query performance?
refers to any type of information like records, tables or accumulationsSelect one:a.Data Indexb.Informational Indexc.Big Datad.Logical Index
for the above note also include how those indices vary in different fields with examples
A linear index is an index file organized as a sequence of key/pointer pairs where the keys are in a sorter order.Question 8Select one:TrueFalse
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