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import where char set is different - ORA-01461

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  #11  
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Laurenz Albe
 
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Default Re: import where char set is different - ORA-01461 - 02-28-2008 , 06:03 AM






Luch <DarthLuch (AT) gmail (DOT) com> wrote:
Quote:
One of our customers sent us an export dmp which we're trying to
import. Their database uses a character set that is West European or
MSWIN, whereas ours is Unicode. During the import, we get this error:

. . importing table "DEFECT_REPORT"
IMP-00058: ORACLE error 1461 encountered
ORA-01461: can bind a LONG value only for insert into a LONG column
IMP-00018: partial import of previous table completed: 614870 rows
imported


The table contains two columns that are varchar2(4000). We believe
this, along with the difference in character set, is the source of the
problem. We think there are certain records that have data, that in a
certain char set, are "too big" to fit into the same column once the
database is in another character set.

The question is, is this assessment correct?
Unless the error message is misleading, I would take it to mean that
the import tries to insert a LONG column into a database field of
a different type.

Is the database into which you are trying to import empty? If not, an
existing table definition might not match the imported data.


But maybe the message is misleading and it is indeed a character length
semantics problem.

Start with an empty database.

You could first import only the table definitions (using ROWS=n) and
then change all character fields to length semantics CHAR.

After that, you can import a second time using IGNORE=y and use the
modified tables. Maybe that will solve your problem.

Yours,
Laurenz Albe


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  #12  
Old   
Laurenz Albe
 
Posts: n/a

Default Re: import where char set is different - ORA-01461 - 02-28-2008 , 06:03 AM






Luch <DarthLuch (AT) gmail (DOT) com> wrote:
Quote:
One of our customers sent us an export dmp which we're trying to
import. Their database uses a character set that is West European or
MSWIN, whereas ours is Unicode. During the import, we get this error:

. . importing table "DEFECT_REPORT"
IMP-00058: ORACLE error 1461 encountered
ORA-01461: can bind a LONG value only for insert into a LONG column
IMP-00018: partial import of previous table completed: 614870 rows
imported


The table contains two columns that are varchar2(4000). We believe
this, along with the difference in character set, is the source of the
problem. We think there are certain records that have data, that in a
certain char set, are "too big" to fit into the same column once the
database is in another character set.

The question is, is this assessment correct?
Unless the error message is misleading, I would take it to mean that
the import tries to insert a LONG column into a database field of
a different type.

Is the database into which you are trying to import empty? If not, an
existing table definition might not match the imported data.


But maybe the message is misleading and it is indeed a character length
semantics problem.

Start with an empty database.

You could first import only the table definitions (using ROWS=n) and
then change all character fields to length semantics CHAR.

After that, you can import a second time using IGNORE=y and use the
modified tables. Maybe that will solve your problem.

Yours,
Laurenz Albe


Reply With Quote
  #13  
Old   
Laurenz Albe
 
Posts: n/a

Default Re: import where char set is different - ORA-01461 - 02-28-2008 , 06:03 AM



Luch <DarthLuch (AT) gmail (DOT) com> wrote:
Quote:
One of our customers sent us an export dmp which we're trying to
import. Their database uses a character set that is West European or
MSWIN, whereas ours is Unicode. During the import, we get this error:

. . importing table "DEFECT_REPORT"
IMP-00058: ORACLE error 1461 encountered
ORA-01461: can bind a LONG value only for insert into a LONG column
IMP-00018: partial import of previous table completed: 614870 rows
imported


The table contains two columns that are varchar2(4000). We believe
this, along with the difference in character set, is the source of the
problem. We think there are certain records that have data, that in a
certain char set, are "too big" to fit into the same column once the
database is in another character set.

The question is, is this assessment correct?
Unless the error message is misleading, I would take it to mean that
the import tries to insert a LONG column into a database field of
a different type.

Is the database into which you are trying to import empty? If not, an
existing table definition might not match the imported data.


But maybe the message is misleading and it is indeed a character length
semantics problem.

Start with an empty database.

You could first import only the table definitions (using ROWS=n) and
then change all character fields to length semantics CHAR.

After that, you can import a second time using IGNORE=y and use the
modified tables. Maybe that will solve your problem.

Yours,
Laurenz Albe


Reply With Quote
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