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Convert DB2 GBK database to GB18030 without database re-creation
SEAC ( State Ethnic Affairs Commission ) issued a new regulation recently. Database codepage GB18030 is required for information systems in sectors of government and public service. DB2 has the limitation of having to re-create database if database codepage is to be changed. Currently most Chinese customers use GBK codepage in their DB2 databases. To comply with SEAC's regulation, customers' databases have to be re-created, which means lots of efforts and factually impossible.
Since GB18030 is compatible with GBK, all data already stored in database don't need to be converted. If we can simply change database's codepage to GB18030, it is almost no effort at all for customers, but unfortunately we don't have this capability in DB2. On the contrary, it is very easy for Oracle to do this, just with a line of command:
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