Field Length Changed When Creating Materialized View in a Mutlibyte Characterset Databases (Doc ID 420512.1)

Last updated on MAY 18, 2012

Applies to:

Oracle Server - Enterprise Edition - Version 10.2.0.2 and later
Information in this document applies to any platform.

Symptoms

When creating a materialized view in a multibyte characterset database, the field length is changed

For example

1.

create materialized view test_mv
nologging tablespace users
using index tablespace users_idx
refresh fast
with primary key
as select col1, col2 from scott.test@remote;

2.

In master database the field lengths for the table test is

col1 not null char(16)
col2 not null char(8)

3.

In the materialized view database the field length for the materialized view is increased three times

col1 not null char(48)
col2 not null char(24)

Cause

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