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  1. The default index type for MEMORY tables is __________
    1. UNIQUE
    2. FULLTEXT
    3. SPATIAL
    4. HASH
    5. None of these
Correct Option: D

The ‘HASH’ index is the default index type for ‘MEMORY’ tables. ‘SPATIAL’ can only be used with ‘MyISAM’ tables for the spatial data types. ‘FULLTEXT’ is used for performing full-text searches.



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