create procedure ray_prc_pagelist
( IN p_table_name VARCHAR(1024), /*表名*/
IN p_fields VARCHAR(1024), /*查询字段*/
IN p_page_size INT, /*每页记录数*/
IN p_page_now INT, /*当前页*/
IN p_order_string VARCHAR(128), /*排序条件(包含ORDER关键字,可为空)*/
IN p_where_string VARCHAR(1024), /*WHERE条件(包含WHERE关键字,可为空)*/
OUT p_out_rows INT /*输出记录总数*/
)
NOT DETERMINISTIC
SQL SECURITY DEFINER
COMMENT '分页存储过程'
BEGIN /*定义变量*/
DECLARE m_begin_row INT DEFAULT 0;
DECLARE m_limit_string CHAR(64); /*构造语句*/
SET m_begin_row = (p_page_now - 1) * p_page_size;
SET m_limit_string = CONCAT(' LIMIT ', m_begin_row, ', ', p_page_size);
SET @COUNT_STRING = CONCAT('SELECT COUNT(*) INTO @ROWS_TOTAL FROM ', p_table_name, ' ', p_where_string);
SET @MAIN_STRING = CONCAT('SELECT ', p_fields, ' FROM ', p_table_name, ' ', p_where_string, ' ', p_order_string, m_limit_string); /*预处理*/
PREPARE count_stmt FROM @COUNT_STRING;
EXECUTE count_stmt;
DEALLOCATE PREPARE count_stmt;
SET p_out_rows = @ROWS_TOTAL; PREPARE main_stmt FROM @MAIN_STRING;
EXECUTE main_stmt;
DEALLOCATE PREPARE main_stmt;
END;
( IN p_table_name VARCHAR(1024), /*表名*/
IN p_fields VARCHAR(1024), /*查询字段*/
IN p_page_size INT, /*每页记录数*/
IN p_page_now INT, /*当前页*/
IN p_order_string VARCHAR(128), /*排序条件(包含ORDER关键字,可为空)*/
IN p_where_string VARCHAR(1024), /*WHERE条件(包含WHERE关键字,可为空)*/
OUT p_out_rows INT /*输出记录总数*/
)
NOT DETERMINISTIC
SQL SECURITY DEFINER
COMMENT '分页存储过程'
BEGIN /*定义变量*/
DECLARE m_begin_row INT DEFAULT 0;
DECLARE m_limit_string CHAR(64); /*构造语句*/
SET m_begin_row = (p_page_now - 1) * p_page_size;
SET m_limit_string = CONCAT(' LIMIT ', m_begin_row, ', ', p_page_size);
SET @COUNT_STRING = CONCAT('SELECT COUNT(*) INTO @ROWS_TOTAL FROM ', p_table_name, ' ', p_where_string);
SET @MAIN_STRING = CONCAT('SELECT ', p_fields, ' FROM ', p_table_name, ' ', p_where_string, ' ', p_order_string, m_limit_string); /*预处理*/
PREPARE count_stmt FROM @COUNT_STRING;
EXECUTE count_stmt;
DEALLOCATE PREPARE count_stmt;
SET p_out_rows = @ROWS_TOTAL; PREPARE main_stmt FROM @MAIN_STRING;
EXECUTE main_stmt;
DEALLOCATE PREPARE main_stmt;
END;
( IN p_table_name VARCHAR(1024), /*表名*/
IN p_fields VARCHAR(1024), /*查询字段*/
IN p_page_size INT, /*每页记录数*/
IN p_page_now INT, /*当前页*/
IN p_order_string VARCHAR(128), /*排序条件(包含ORDER关键字,可为空)*/
IN p_where_string VARCHAR(1024), /*WHERE条件(包含WHERE关键字,可为空)*/
OUT p_out_rows INT /*输出记录总数*/
)
NOT DETERMINISTIC
SQL SECURITY DEFINER
COMMENT '分页存储过程'
BEGIN /*定义变量*/
DECLARE m_begin_row INT DEFAULT 0;
DECLARE m_limit_string CHAR(64); /*构造语句*/
SET m_begin_row = (p_page_now - 1) * p_page_size;
SET m_limit_string = CONCAT(' LIMIT ', m_begin_row, ', ', p_page_size);
SET @COUNT_STRING = CONCAT('SELECT COUNT(*) INTO @ROWS_TOTAL FROM ', p_table_name, ' ', p_where_string);
SET @MAIN_STRING = CONCAT('SELECT ', p_fields, ' FROM ', p_table_name, ' ', p_where_string, ' ', p_order_string, m_limit_string); /*预处理*/
PREPARE count_stmt FROM @COUNT_STRING;
EXECUTE count_stmt;
DEALLOCATE PREPARE count_stmt;
SET p_out_rows = @ROWS_TOTAL; PREPARE main_stmt FROM @MAIN_STRING;
EXECUTE main_stmt;
DEALLOCATE PREPARE main_stmt;
END;
$$