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What you want is nearly impossible, no one can know if you want to import '1' as a characters string, n decimal integer, a base-2 integer, an hex integer, a float, a blob, a "boolean", ... You can try heuristic programs, or import them all as strings and run an analysis program like SELECT... ANALYZE TABLE();. It would be easier if the csv had the datatypes ...


imp is an operating system command, not an SQL*Plus command, so it should be run from the OS shell command line. If you insist on running it from SQL*Plus you need to use the SQL*Plus host command to send imp to the host OS for execution.

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