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DatabaseMetaData 鎺ュ彛浣滀負鏁翠綋鎻愪緵鏈夊叧鏁版嵁搴撶殑緇煎悎淇℃伅銆?

浠庤繛Connection鍙栧緱DatabaseMetaData :

DatabaseMetaData dbmd=con.getMetaData();

DatabaseMetaData鏈変互涓嬪父鐢ㄦ柟娉?:

getDriverName() :鍙栧緱椹卞姩紼嬪簭鍚?/FONT>

getDatabaseProductName() :鍙栧緱鏁版嵁搴撳悕(濡?MySql,Sql Server絳?

getSQLKeywords() :鍙栧緱SQL涓殑鍏抽敭瀛?/FONT>

getMaxConnections() : 騫跺彂璁塊棶鐨勭敤鎴蜂釜鏁?/SPAN>

getNumericFunctions() : 鏁版嵁搴撶殑鎵€鏈夋暟瀛﹀嚱鏁扮殑鍒楄〃

getStringFunctions() : 鏁版嵁搴撶殑鎵€鏈夊瓧絎︿覆鍑芥暟鐨勫垪琛?/SPAN>

getSystemFunctions() : 鏁版嵁搴撶殑鎵€鏈夌郴緇熷嚱鏁扮殑鍒楄〃

getTimeDateFunctions() : 鏁版嵁搴撶殑鎵€鏈夋棩鏈熸椂闂村嚱鏁扮殑鍒楄〃

getTypeInfo() : 鏁版嵁綾誨瀷淇℃伅

rs = dbmd.getTypeInfo();

while(rs.next())

{

System.out.print(" 鏁版嵁綾誨瀷鍚嶏細"+rs.getString(1));

System.out.print(" 鏁版嵁綾誨瀷錛?/SPAN>"+ rs.getString(2));

System.out.print(" 綺懼害錛?/SPAN>"+ rs.getString(3));

System.out.println(" 鍩烘暟錛?/SPAN>"+ rs.getString(18));

}

getURL() : 鏁版嵁搴撶殑url

getUserName() : 鏁版嵁搴撶殑鐢ㄦ埛

getTables() :鍙栧緱鏁版嵁琛ㄤ俊鎭?/SPAN>

String [ ] t = { "TABLE", "VIEW" };

rs = dbmd.getTables(null, "HR", "%", t);

while(rs.next()){

System.out.print("鐩綍鍚嶏細"+rs.getString(1));

System.out.print(" 妯″紡鍚嶏細"+rs.getString(2));

System.out.print(" 琛ㄥ悕錛?/SPAN>"+rs.getString(3));

System.out.print(" 琛ㄧ殑綾誨瀷錛?/SPAN>"+rs.getString(4));

System.out.println(" 娉ㄩ噴錛?/SPAN>"+rs.getString(5));

}

getPrimaryKeys() :鍙栧緱涓婚敭淇℃伅

rs = dbmd.getPrimaryKeys(null, "HR","EMPLOYEES");

while(rs.next()){

System.out.print("鐩綍鍚嶏細"+rs.getString(1));

System.out.print(" 妯″紡鍚嶏細"+rs.getString(2));

System.out.print(" 琛ㄥ悕錛?/SPAN>"+rs.getString(3));

System.out.print(" 鍒楀悕欏哄簭鍙鳳細"+rs.getString(4));

System.out.print(" 鍒楀悕欏哄簭鍙鳳細"+rs.getString(5));

System.out.println(" 涓婚敭鍚嶏細"+rs.getString(6));

}

getTableTypes() : 鍙栧緱琛ㄧ殑綾誨瀷

rs = dbmd.getTableTypes();

System.out.println(" 琛ㄧ殑綾誨瀷鏈夛細");

while(rs.next())

System.out.print(" "+ rs.getString(1));

System.out.println();

getColumns() : 鍒椾俊鎭?/SPAN>

rs = dbmd.getColumns(null, "HR", "EMPLOYEES", "%");

while(rs.next()){

System.out.print(" 琛ㄥ悕 "+rs.getString(3)+" ");

System.out.print(" 鍒楀悕 "+rs.getString(4)+" ");

System.out.print(" 鏁版嵁綾誨瀷"+rs.getString(5)+" ");

System.out.print(" 鏈湴綾誨瀷鍚?/SPAN>"+rs.getString(6)+" ");

System.out.print(" 鍒楃殑澶у皬"+rs.getString(7)+" ");

System.out.print(" 灝忔暟浣嶆暟"+rs.getString(9)+" ");

System.out.print(" 鏁版嵁鍩烘暟"+rs.getString(10)+" ");

System.out.print(" 鏄惁鍙┖"+rs.getString(11)+" ");

System.out.println(" 绱㈠紩鍙?/SPAN>"+rs.getString(17)+" ");

}

getIndexInfo() : 绱㈠紩淇℃伅

rs = dbmd.getIndexInfo(null, "HR", "EMPLOYEES", false, false);

while(rs.next()){

System.out.print(" 琛ㄥ悕"+rs.getString(3)+" ");

System.out.print(" 绱㈠紩鍚?/SPAN>"+rs.getString(6)+" ");

System.out.print(" 绱㈠紩綾誨瀷"+rs.getString(7)+" ");

System.out.print(" 绱㈠紩鍒楀悕"+rs.getString(9)+" ");

System.out.println(" 绱㈠紩欏哄簭"+rs.getString(10)+" ");

}

ZhuJun 2006-01-02 23:30 鍙戣〃璇勮

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