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impdp full DB: ORA-63999: data file suffered media failure

edited Nov 21, 2016 9:32AM in Database Utilities (MOSC) 2 commentsAnswered

Hi,

we want to change the block size from 8 -> 32K, and also change the charachterset from WE8DEC to AL32UTF8 using data pump.

DB Version: 11.2.0.4

DB Size: 7TB

we exported a db (8K block size, WE8DEC) and then start to import it to another database (32K block size, AL32UTF8).

during import we faced that many rows were not able to be inserted because of the following:

ORA-02374: conversion error loading table "KUDA_PROD"."BH_KONTO_B"

ORA-12899: value too large for column MATCHCODE (actual: 11, maximum: 10)

ORA-02372: data for row: MATCHCODE : 0X'4752C44646205241494E'

after 10 hours of importing, the instance is crashed due to:

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