Oracle 11g 列加密数据长度限制
<DIV> </DIV><DIV>计划对varchar2(4000)的列进行加密,遇到ORA-283311</DIV>
<DIV> </DIV>
<DIV>ORA-28331: encrypted column size too long for its data type <BR>Cause: column was encrypted and for VARCHAR2, the length specified was > 3932; for CHAR, the length specified was > 1932; for NVARCHAR2, the length specified was > 1966; for NCHAR, the length specified was > 966;</DIV>
<DIV> </DIV>
<DIV>不过,直接把表放到加密表空间却不会报这个错。</DIV>
<DIV> </DIV>
<DIV>11g的加密,多少有些华而不实。<BR></DIV>
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