首页 > 代码库 > oracle分页存储过程

oracle分页存储过程

oracle分页存储过程: CREATE OR REPLACE PROCEDURE FGK.prc_page       (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_page.cur_page)   --返回的结果集IS   v_sql VARCHAR2(3000) := ‘‘;      --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 prc_page;/Model层代码: public class PageInfo    {        // 定义        private string p_tableName;  //-表名        private string p_strWhere;    //  --查询条件        private string p_orderColumn; //  --排序的列        private string p_orderStyle;  // --排序方式        private int p_curPage;       //--当前页        private int p_pageSize;      // --每页显示记录条数        private int p_totalRecords;   // --总记录数        private int p_totalPages;     // --总页数        /// <summary>        /// 定义函数        /// </summary>        public PageInfo() { }        /// <summary>        ///         /// </summary>        /// <param name="fgmasterid"></param>        /// <param name="fgmastertile"></param>        public PageInfo(string p_tableName, string p_strWhere, string p_orderColumn, string p_orderStyle, int p_curPage, int p_pageSize, int p_totalRecords, int p_totalPages)        {            this.p_tableName = p_tableName;            this.p_strWhere = p_strWhere;            this.p_orderColumn = p_orderColumn;            this.p_orderStyle = p_orderStyle;            this.p_curPage = p_curPage;            this.p_pageSize = p_pageSize;            this.p_totalRecords = p_totalRecords;            this.p_totalPages = p_totalPages;        }        /// <summary>        /// 查询的表名        /// </summary>        public string P_tableName        {            get { return p_tableName; }            set { p_tableName = value; }        }        /// <summary>        /// 查询条件        /// </summary>        public string P_strWhere        {            get { return p_strWhere; }            set { p_strWhere = value; }        }        /// <summary>        /// 排序的列        /// </summary>        public string P_orderColumn        {            get { return p_orderColumn; }            set { p_orderColumn = value; }        }        /// <summary>        /// 排序方式        /// </summary>        public string P_orderStyle        {            get { return p_orderStyle; }            set { p_orderStyle = value; }        }        /// <summary>        /// 当前页        /// </summary>        public int P_curPage        {            get { return p_curPage; }            set { p_curPage = value; }        }        /// <summary>        /// 每页显示记录条数        /// </summary>        public int P_pageSize        {            get { return p_pageSize; }            set { p_pageSize = value; }        }        /// <summary>        /// 总记录数        /// </summary>        public int P_totalRecords        {            get { return p_totalRecords; }            set { p_totalRecords = value; }        }        /// <summary>        /// 总页数        /// </summary>        public int P_totalPages        {            get { return p_totalPages; }            set { p_totalPages = value; }        }    }

 

oracle分页存储过程