Oracle - Error: Cannot Drop Index on Primary Key in Oracle

Error: Cannot Drop Index on Primary Key in Oracle

Q

Can You Drop an Index Associated with a Unique or Primary Key Constraint in Oracle?

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A

You can not delete the index associated with a unique or primary key constraint. If you try, you will get an error like this: ORA-02429: cannot drop index used for enforcement of unique/primary key.

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2019-04-22, 956👍, 0💬

Error: Cannot Drop Index on Primary Key in Oracle
Can You Drop an Index Associated with a Unique or Primary Key Constraint in Oracle? You can not delete the index associated with a unique or primary key constraint. If you try, you will get an error like this: ORA-02429: cannot drop index used for enforcement of unique/primary key. ⇒Managing Oracl... 2019-04-22, 957👍, 0💬

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How To Rename an Index in Oracle? Let's say you have an existing index, and you don't like its name anymore for some reason, you can rename it with the ALTER INDEX ... RENAME TO statement. Here is an example script on how to rename an index: CREATE TABLE student (id NUMBER(5) PRIMARY KEY, first_name... 2019-05-01, 861👍, 0💬

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What Happens to Indexes If You Drop a Table in Oracle? If you drop a table, what happens to its indexes? The answer is that if a table is dropped, all its indexes will be dropped too. Try the following script to see yourself: CREATE TABLE student (id NUMBER(5) PRIMARY KEY, first_name VARCHAR(80) NOT... 2019-04-22, 781👍, 0💬

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