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ORA-14452: attempt to create, alter or drop an index on temporary table already in use | ||
This error occurs when it is tried to perform a DDL on a
global temporary table with on commit preserve rows when the session trying to
do the DDL has already made a DML on the table.
In order to do a DDL, the table must first be either truncated or the session must be exited.
See also other Oracle errors.
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