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SQL> CREATE TABLE person (
2 pid VARCHAR2(18),
3 name VARCHAR2(200),
4 age NUMBER(3),
5 birthday DATE,
6 sex VARCHAR2(2) DEFAULT 'ÄÐ'
7 );
sex VARCHAR2(2) DEFAULT 'ÄÐ'
*
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ORA-01401: ²åÈëµÄÖµ¶ÔÓÚÁйý´ó
SQL> CREATE TABLE person (
2 pid VARCHAR2(18),
3 name VARCHAR2(200),
4 age NUMBER(3),
5 birthday DATE,
6 sex VARCHAR2(2) DEFAULT 'ÄÐ'
7 );
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The VARCHAR2 and CHAR types support two methods of specifying lengths:
• In bytes: VARCHAR2(10 byte). This will support up to 10 bytes of data, which could be as few as two characters in a multibyte character set.
• In characters: VARCHAR2(10 char). This will support to up 10 characters of data, which could be as much as 40 bytes of information.
ORA-01401: inserted value too
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