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      Path£¨ÔÚ±äÁ¿ÖмÓÈ룩              D:\oracle
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      SQL_PATH                          D:\oracle
      TNS_ADMIN                         D:\oracle
      #¿½±´µ½D:\oracleĿ¼ÏÂtnsnames.oraÎļþ£¬¼´¿ÉʹÓÃRapidSQLÕý³£Á¬½ÓOracleÊý¾Ý¿â¡£
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      tar -xvzf DBD-Oracle-1.16.tar.gz
      cd DBD-Oracle-1.16
      perl Makefile.PL -r=build32
      make
      make test
      make install
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is
cid number;
cid_DDL number;
selectsql varchar2(1000);
ddlsql    varchar2(1000);
row_count number;
nofrows   integer;
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