【mysql存储过程实例】

工作中使用到的一个存储过程，记录一下，以备后面查阅。

DROP PROCEDURE
IF EXISTS INI_MOD_POOL;

CREATE PROCEDURE INI_MOD_POOL (
	IN c_company_guid VARCHAR (50),
	IN c_project_guid VARCHAR (50),
	IN c_project_card_id VARCHAR (50)
)
BEGIN
	DECLARE
		c_mod INT;

DECLARE
	c_mod_pool INT;

DECLARE
	c_mode_app_pool INT;

DECLARE
	demp_standard_catelog_code VARCHAR (50);

DECLARE
	demp_standard_modular_code VARCHAR (50);

DECLARE
	demp_building_id VARCHAR (50);
DECLARE
  demp_is_exist INT;
DECLARE 
  demp_mod_app_info_exist INT;
DECLARE Done INT DEFAULT 0;

#创建游标，第二步,取两个表的合集
DECLARE
	first_cursor CURSOR FOR SELECT
		mainfo.standard_catalog_code standard_catelog_code,
		mainfo.standard_modular_code standard_modular_code,
		mainfo.building_id building_id
	FROM
		td_modular_app_info mainfo
	WHERE
		mainfo.company_guid = c_company_guid
	AND mainfo.project_guid = c_project_guid
	AND mainfo.project_card_id = c_project_card_id
	UNION
		SELECT
			mp.standard_catelog_code standard_catelog_code,
			mp.standard_modular_code standard_modular_code,
			mp.building_id building_id
		FROM
			td_modular_pool mp
		WHERE
			mp.company_guid = c_company_guid
		AND mp.project_guid = c_project_guid
		AND mp.project_card_id = c_project_card_id;

DECLARE CONTINUE HANDLER FOR SQLSTATE '02000' SET Done = 1;

#声明数据类型的方法，首先查看是否模块应用表中是否有值
SELECT
	COUNT(*) INTO c_mod
FROM
	td_modular_pool mp,
	td_modular_app_info mainfo
WHERE
	mp.company_guid = mainfo.company_guid
AND mp.project_guid = mainfo.project_guid
AND mp.project_card_id = mainfo.project_card_id
AND mp.company_guid = c_company_guid
AND mp.project_guid = c_project_guid
AND mp.project_card_id = c_project_card_id;

#模块池第一次进入模块应用表
IF c_mod = 0 THEN
	INSERT INTO td_modular_app_info (
		version,
		project_guid,
		project_card_id,
		company_guid,
		standard_catalog_code,
		standard_catalog_name,
		standard_modular_code,
		standard_module_name,
		building_id,
		building_num,
		groups,
		Architecture_type,
		uom,
		unit_price,
		quantity,
		estimated_amount,
		create_time,
		create_by
	) SELECT
		mp.version,
		mp.project_guid,
		mp.project_card_id,
		mp.company_guid,
		mp.standard_catelog_code,
		mp.standard_catelog_name,
		mp.standard_modular_code,
		mp.standard_module_name,
		mp.building_id,
		mp.building_num,
		mp.groups,
		mp.Architecture_type,
		mp.uom,
		mp.unit_price,
		mp.quantity,
		mp.estimated_amount,
		mp.create_time,
		mp.create_by
	FROM
		td_modular_pool mp
	WHERE
		mp.company_guid = c_company_guid
	AND mp.project_guid = c_project_guid
	AND mp.project_card_id = c_project_card_id;


ELSE
		#把模块应用表里的数据保存到历史表
		INSERT INTO td_modular_app_his_info(
		 modular_id
		,version
		,project_guid
		,project_card_id
		,company_guid
		,standard_catalog_code
		,standard_catalog_name
		,standard_modular_code
		,standard_module_name
		,building_id
		,building_num
		,groups
		,architecture_type
		,uom
		,unit_price
		,quantity
		,estimated_amount
		,create_time
		,is_enabled
		,is_distribution
		,is_delete_abled
		,init_status
		,plan_id
		,plan_status
		,contract_demand_id
		,contract_demand_status
		,project_id
		,project_status
		,tender_doc_id
		,tender_doc_status
		,scaling_id
		,scaling_status
		,column_1
		,column_2
		,column_3
		,column_4
		,column_5
		,column_6
		,Column_39
		,create_by
		,last_update_time
		,last_update_by
		,is_delete
		)SELECT 
		 id
		,version
		,project_guid
		,project_card_id
		,company_guid
		,standard_catalog_code
		,standard_catalog_name
		,standard_modular_code
		,standard_module_name
		,building_id
		,building_num
		,groups
		,architecture_type
		,uom
		,unit_price
		,quantity
		,estimated_amount
		,create_time
		,is_enabled
		,is_distribution
		,is_delete_abled
		,init_status
		,plan_id
		,plan_status
		,contract_demand_id
		,contract_demand_status
		,project_id
		,project_status
		,tender_doc_id
		,tender_doc_status
		,scaling_id
		,scaling_status
		,column_1
		,column_2
		,column_3
		,column_4
		,column_5
		,column_6
		,Column_39
		,create_by
		,last_update_time
		,last_update_by
		,is_delete
		from td_modular_app_info mappinfo
		where 
		mappinfo.company_guid = c_company_guid
			AND mappinfo.project_guid = c_project_guid
			AND mappinfo.project_card_id = c_project_card_id;

	SELECT
		'以前测试通过';
	#第二步 模块应用表有记录的判断
  OPEN first_cursor;
	FETCH NEXT
		FROM
			first_cursor INTO demp_standard_catelog_code,
			demp_standard_modular_code,
			demp_building_id;
  
  REPEAT
  IF NOT Done THEN
			#SELECT demp_standard_catelog_code;#查询模块池表
      SELECT COUNT(*) INTO demp_is_exist FROM td_modular_pool mp 
      WHERE 
			mp.standard_catelog_code = demp_standard_catelog_code
			AND mp.standard_modular_code = demp_standard_modular_code
			AND mp.building_id = demp_building_id; 
      
			#SELECT demp_is_exist;
			IF demp_is_exist = 0 THEN
					SELECT '表td_modular_pool模块池不存在，表示删除了该条记录' as is_exist;
          UPDATE td_modular_app_info SET init_status=0 WHERE 
					standard_catalog_code = demp_standard_catelog_code
					AND standard_modular_code = demp_standard_modular_code
					AND building_id = demp_building_id
					AND company_guid = c_company_guid
					AND project_guid = c_project_guid
					AND project_card_id = c_project_card_id;
				ELSE 
					SELECT '表td_modular_pool模块池存在，则更新该条记录' as is_exist;
					update td_modular_app_info modinfo,td_modular_pool mp 
					SET
					modinfo.version=mp.version,
					modinfo.standard_catalog_name=mp.standard_catelog_name,
					modinfo.standard_module_name=mp.standard_module_name,
					modinfo.building_num=mp.building_num,
					modinfo.groups=mp.groups,
					modinfo.Architecture_type=mp.Architecture_type,
					modinfo.uom=mp.uom,
					modinfo.unit_price=mp.unit_price,
					modinfo.quantity=mp.quantity,
					modinfo.estimated_amount=mp.estimated_amount,
					modinfo.create_time=mp.create_time,
					modinfo.create_by=mp.create_by

					WHERE 
								mp.company_guid = modinfo.company_guid
								AND mp.project_guid = modinfo.project_guid
								AND mp.project_card_id = modinfo.project_card_id
								AND modinfo.standard_catalog_code = demp_standard_catelog_code
								AND modinfo.standard_modular_code = demp_standard_modular_code
								AND modinfo.building_id = demp_building_id
								AND mp.company_guid = c_company_guid
								AND mp.project_guid = c_project_guid
								AND mp.project_card_id = c_project_card_id; 
			END IF;
      #SELECT demp_standard_catelog_code;#查询模块应用表
			SELECT COUNT(*) INTO demp_mod_app_info_exist FROM  td_modular_app_info modappinfo 
      WHERE 
			modappinfo.standard_catalog_code = demp_standard_catelog_code
			AND modappinfo.standard_modular_code = demp_standard_modular_code
			AND modappinfo.building_id = demp_building_id; 
				
			IF demp_mod_app_info_exist = 0 THEN
					INSERT INTO td_modular_app_info (
					version,
					project_guid,
					project_card_id,
					company_guid,
					standard_catalog_code,
					standard_catalog_name,
					standard_modular_code,
					standard_module_name,
					building_id,
					building_num,
					groups,
					Architecture_type,
					uom,
					unit_price,
					quantity,
					estimated_amount,
					create_time,
					create_by
				) SELECT
					mp.version,
					mp.project_guid,
					mp.project_card_id,
					mp.company_guid,
					mp.standard_catelog_code,
					mp.standard_catelog_name,
					mp.standard_modular_code,
					mp.standard_module_name,
					mp.building_id,
					mp.building_num,
					mp.groups,
					mp.Architecture_type,
					mp.uom,
					mp.unit_price,
					mp.quantity,
					mp.estimated_amount,
					mp.create_time,
					mp.create_by
				FROM
					td_modular_pool mp
				WHERE
					mp.company_guid = c_company_guid
				AND mp.project_guid = c_project_guid
				AND mp.project_card_id = c_project_card_id
				AND mp.standard_catelog_code = demp_standard_catelog_code
				AND mp.standard_modular_code = demp_standard_modular_code
				AND mp.building_id = demp_building_id;
				
			END IF;
	END IF;
		
	FETCH NEXT
		FROM
		first_cursor INTO demp_standard_catelog_code,
		demp_standard_modular_code,
		demp_building_id;
	UNTIL Done END REPEAT;
	CLOSE first_cursor;
END IF;


END;