My table holds nearly 40+ million records., with DML.
Would like to know which one of these Unique or non-unique index would be better option for implementation. To give better performance.
Environment : Oracle 11g
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My table holds nearly 40+ million records., with DML.
Would like to know which one of these Unique or non-unique index would be better option for implementation. To give better performance.
Environment : Oracle 11g