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The oracle database restore operation how useless
Time:09-24
Process Process=Runtime. GetRuntime (). The exec (" imp "+ +"/" userName + password + + SID "@" + "file=" + + "/" + fileName + savePath "DMP ignore=y"); Above is the statement Why not have the desired effect, after added ignore is the direct reduction table does not exist, hope to have a great god teach me how to operate the
CodePudding user response:
Ignore=y, this parameter is ignored building table error,
Imp command line, the import table, will perform this table creation statement first, and then to insert data, when the table already exists, will be an error "table already exists", thus leading to the data guide, this time, ignore parameters is useful,