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不正确,不。如果数据库的字符集是 Windows-1252,那么您可以正确存储在VARCHAR2列中的唯一字符是那些存在于 Windows-1252 字符集中的字符。
VARCHAR2
如果NLS_NCHAR_CHARACTERSET是 Unicode(通常AL16UTF16),您可以创建一NVARCHAR2列并将 CJK 字符存储在该新列中。您的应用程序可能需要更改代码才能支持NVARCHAR2列。
NLS_NCHAR_CHARACTERSET
AL16UTF16
NVARCHAR2