1.不返回结果集,有输入,输出参数
////// 执行存储过程 /// /// 存储过程名 /// 执行的sql语句 /// 执行的sql语句2 ///public static bool RunProcedure(string storedProcName, string sql, string sql2) { using (OracleConnection connection = new OracleConnection(connectionString)) { connection.Open(); OracleCommand sqlCmd = new OracleCommand(storedProcName, connection); int state =0; OracleParameter[] paras ={ new OracleParameter("p_sql",sql), new OracleParameter("p_sql2",sql2), new OracleParameter("p_state",state) //返回值 0表示失败 1表示成功 }; paras[2].Direction = ParameterDirection.Output; sqlCmd.Parameters.AddRange(paras); sqlCmd.CommandType = CommandType.StoredProcedure;//设置 使用存储过程 sqlCmd.ExecuteNonQuery(); connection.Close(); state = Convert.ToInt32(paras[2].Value); return state == 1 ? true : false; } } 存储过程:
create or replace procedure TCZ_Operation
( p_sql in varchar2, --sql语句 p_sql2 in varchar2, --sql语句 p_state out integer -- 返回值 0是失败1是成功)isbegin
execute immediate p_sql; --执行sql语句
execute immediate p_sql2; --执行sql语句 commit; p_state:=1; DBMS_OUTPUT.put_line(p_state); EXCEPTION when others then rollback; p_state:=0; DBMS_OUTPUT.put_line(p_state); end;
2.返回结果集有输入输出参数
////// 执行存储过程 /// /// 存储过程名 /// 表名 /// 查询条件 /// 排序的列 /// 排序方式 /// 当前页 /// 每页显示记录条数 /// 总记录数 /// 总页数 ///public static DataSet RunProcedure(string storedProcName, string TableName, string strWhere, string orderColumn, string orderStyle, int pageIndex, int pageSize, out int rowCount, out int pageCount) { using (OracleConnection connection = new OracleConnection(connectionString)) { DataSet dataSet = new DataSet(); connection.Open(); OracleDataAdapter sqlDA = new OracleDataAdapter(storedProcName, connection); rowCount = 0; pageCount = 0; OracleParameter[] paras ={ new OracleParameter("p_tableName",TableName), new OracleParameter("p_strWhere",strWhere), new OracleParameter("p_orderColumn",orderColumn), new OracleParameter("p_orderStyle",orderStyle), new OracleParameter("p_curPage",pageIndex), new OracleParameter("p_pageSize",pageSize), new OracleParameter("p_totalRecords",rowCount), new OracleParameter("p_totalPages",pageCount), new OracleParameter("v_cur", OracleType.Cursor) //返回的游标 }; paras[6].Direction = ParameterDirection.Output; paras[7].Direction = ParameterDirection.Output; paras[8].Direction = ParameterDirection.Output; sqlDA.SelectCommand.Parameters.AddRange(paras); sqlDA.SelectCommand.CommandType = CommandType.StoredProcedure;//设置 使用存储过程 sqlDA.Fill(dataSet); connection.Close(); rowCount = Convert.ToInt32(paras[6].Value); pageCount = Convert.ToInt32(paras[7].Value); return dataSet; } } 创建包:
CREATE OR REPLACE PACKAGE pkg_query AS TYPE cur_query IS REF CURSOR;
END pkg_query;存储过程:
create or replace procedure Sp_GetPageList
(p_tableName in varchar2, --表名 p_strWhere in varchar2, --查询条件 p_orderColumn in varchar2, --排序的列 p_orderStyle in varchar2, --排序方式 p_curPage in out Number, --当前页 p_pageSize in out Number, --每页显示记录条数 p_totalRecords out Number, --总记录数 p_totalPages out Number, --总页数 v_cur out pkg_query.cur_query) --返回的结果集is
v_sql VARCHAR2(2000) := ''; --sql语句 v_startRecord Number(4); --开始显示的记录条数 v_endRecord Number(4); --结束显示的记录条数BEGIN --记录中总记录条数 v_sql := 'SELECT TO_NUMBER(COUNT(*)) FROM ' || p_tableName || ' WHERE 1=1'; IF p_strWhere IS NOT NULL or p_strWhere <> '' THEN v_sql := v_sql || p_strWhere; END IF; EXECUTE IMMEDIATE v_sql INTO p_totalRecords;--验证页面记录大小
IF p_pageSize < 0 THEN p_pageSize := 0; END IF;--根据页大小计算总页数
IF MOD(p_totalRecords,p_pageSize) = 0 THEN p_totalPages := p_totalRecords / p_pageSize; ELSE p_totalPages := p_totalRecords / p_pageSize + 1; END IF;--验证页号
IF p_curPage < 1 THEN p_curPage := 1; END IF; IF p_curPage > p_totalPages THEN p_curPage := p_totalPages; END IF;--实现分页查询
v_startRecord := (p_curPage - 1) * p_pageSize + 1; v_endRecord := p_curPage * p_pageSize; v_sql := 'SELECT * FROM (SELECT A.*, rownum r FROM ' || '(SELECT * FROM ' || p_tableName; IF p_strWhere IS NOT NULL or p_strWhere <> '' THEN v_sql := v_sql || ' WHERE 1=1' || p_strWhere; END IF; IF p_orderColumn IS NOT NULL or p_orderColumn <> '' THEN v_sql := v_sql || ' ORDER BY ' || p_orderColumn || ' ' || p_orderStyle; END IF; v_sql := v_sql || ') A WHERE rownum <= ' || v_endRecord || ') B WHERE r >= ' || v_startRecord; DBMS_OUTPUT.put_line(v_sql); OPEN v_cur FOR v_sql;END Sp_GetPageList;