What is the use of IF EXISTS clause in Hive statements?

We use IF EXISTS clause in DROP TABLE statement. When we drop a table, there can be a case that table does not exist. In such a case DROP statement will give error.

In case we are not sure if the table exists or not in Hive, we use DROP TABLE IF EXISTS tableName statement to drop a table. This statement will not give error in case table does not exist.

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