java 连接orcale (使用for循环,循环次数不可以超过299)一

package connect.orcale;


import java.sql.Connection; 
import java.sql.DriverManager; 
import java.sql.PreparedStatement; 
import java.sql.ResultSet; 
import java.sql.SQLException; 
  
public class linkTest2 { 
    public static void main(String[] args) throws SQLException { 
        Connection conn = null; 
        PreparedStatement stmt = null; 
        ResultSet rs = null; 
        try { 
            Class.forName("oracle.jdbc.driver.OracleDriver"); 
            conn = DriverManager.getConnection( 
                    "jdbc:oracle:thin:@localhost:1521:orcl", "scott", "Admin518"); // "scott", "Admin518"分别为用户名和密码
            for(int i=1 ;i<=299;i++){//i不可以大于或等等于300
            stmt = conn.prepareStatement("insert into USERT values(id.nextval,'ctl')"); 
				stmt.executeUpdate();
			}
           
        } catch (ClassNotFoundException e) { 
            e.printStackTrace(); 
        } catch (SQLException e) { 
            e.printStackTrace(); 
        } 
        finally
        { 
            if(rs!= null) rs.close(); 
            if(stmt!= null) stmt.close(); 
            if(conn != null) conn.close(); 
        } 
    } 
}
/*当for'循环中的i>=300时会出现下面的错误
 * java.sql.SQLException: ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01000: 超出打开游标的最大数
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01000: 超出打开游标的最大数
ORA-01000: 超出打开游标的最大数

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:288)
	at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:743)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:216)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:955)
	at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1168)
	at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3316)
	at oracle.jdbc.driver.OraclePreparedStatement.executeUpdate(OraclePreparedStatement.java:3400)
	at connect.orcale.linkTest2.main(linkTest2.java:21)
Exception in thread "main" java.sql.SQLException: ORA-02002: 写入审计线索时出错
ORA-00604: 递归 SQL 级别 1 出现错误
ORA-01000: 超出打开游标的最大数

	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:331)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:283)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:278)
	at oracle.jdbc.driver.T4C7Ocommoncall.receive(T4C7Ocommoncall.java:141)
	at oracle.jdbc.driver.T4CConnection.logoff(T4CConnection.java:464)
	at oracle.jdbc.driver.PhysicalConnection.close(PhysicalConnection.java:1184)
	at connect.orcale.linkTest2.main(linkTest2.java:33)

 * */

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