{"version":"1.0","provider_name":"\u4f46\u884c\u597d\u4e8b \u83ab\u95ee\u524d\u7a0b","provider_url":"http:\/\/www.jydba.net","author_name":"YongJing(\u656c\u52c7)","author_url":"http:\/\/www.jydba.net\/index.php\/archives\/author\/jydba","title":"Oracle \u6570\u636e\u7c7b\u578bCHAR, NCHAR, VARCHAR2, NVARCHAR2","type":"rich","width":600,"height":338,"html":"
Oracle \u6570\u636e\u7c7b\u578bCHAR, NCHAR, VARCHAR2, NVARCHAR2<\/a><\/blockquote>\n