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Update README.md
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@@ -678,3 +678,6 @@ There are different types of joins available in SQL −
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- Simply put, an index is a pointer to data in a table.
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- Simply put, an index is a pointer to data in a table.
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- An index in a database is very similar to an index in the back of a book.
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- An index in a database is very similar to an index in the back of a book.
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### CREATE INDEX
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