diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\345\255\231\346\226\207\350\243\225/.keep" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\345\255\231\346\226\207\350\243\225/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\345\255\231\346\226\207\350\243\225/\345\255\231\346\226\207\350\243\225/bb.sql" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\345\255\231\346\226\207\350\243\225/\345\255\231\346\226\207\350\243\225/bb.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..17dc61bcc56391a21f1818df77f03a5a42f3f8ee
--- /dev/null
+++ "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\345\255\231\346\226\207\350\243\225/\345\255\231\346\226\207\350\243\225/bb.sql"
@@ -0,0 +1,107 @@
+-- 以下题目全部用事务实现：
+-- 1.存钱（给定参数：银行账户，存钱金额）
+--   要求：修改余额，添加存款记录
+DROP PROCEDURE if EXISTS pro_in;
+delimiter $$
+CREATE PROCEDURE pro_in(pro_id int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+#存钱
+UPDATE bankcard set CardMoney = CardMoney + pro_money WHERE CardId = pro_id;
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚111';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_id,pro_money,0,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK2';
+ROLLBACK;
+END if;
+
+END;
+$$
+delimiter ;
+
+CALL pro_in(1,2000);
+
+
+-- 2.取钱（给定参数：银行账户，密码，取钱金额）
+--   要求：1.添加触发器约束：余额不能小于0
+--         2.修改余额，添加取款记录
+drop trigger if EXISTS before_bankcard_update;
+create TRIGGER before_bankcard_update BEFORE UPDATE on bankcard for each ROW
+BEGIN
+	IF new.cardmoney < 0 THEN
+		SIGNAL SQLSTATE 'HY000' set MESSAGE_TEXT = '资金不能为负数';
+	end if;
+END;
+
+
+DROP PROCEDURE if EXISTS pro_out;
+delimiter $$
+CREATE PROCEDURE pro_out(pro_outid int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+
+UPDATE bankcard set CardMoney = CardMoney - pro_money WHERE CardId = pro_outid and CardMoney > pro_money;
+
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚2222';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_outid,0,pro_money,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK3333';
+ROLLBACK;
+END if;
+END;
+$$
+delimiter ;
+
+CALL pro_out(4,3000);
+
+
+-- 3.卡片清理：    没个用户只能有一张卡
+-- 每个用户以余额最高的卡为主卡，其他的卡余额全部转移到主卡上，并注销非主卡。卡转账要有转账记录
+-- 并同时升级主卡密码为8位以上（添0处理）（已经是8位及以上的不用处理），
+-- 比如：12345升级为12345000  
+--           123456789不处理
+
+
+-------------------------太难了，不会--------------------
+CREATE PROCEDURE kk()
+BEGIN
+
+
+
+
+
+
+
+
+END
+
+
+
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\203\241\346\264\245\345\215\216/.keep" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\203\241\346\264\245\345\215\216/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\203\241\346\264\245\345\215\216/\350\203\241\346\264\245\345\215\216/bb.sql" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\203\241\346\264\245\345\215\216/\350\203\241\346\264\245\345\215\216/bb.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..17dc61bcc56391a21f1818df77f03a5a42f3f8ee
--- /dev/null
+++ "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\203\241\346\264\245\345\215\216/\350\203\241\346\264\245\345\215\216/bb.sql"
@@ -0,0 +1,107 @@
+-- 以下题目全部用事务实现：
+-- 1.存钱（给定参数：银行账户，存钱金额）
+--   要求：修改余额，添加存款记录
+DROP PROCEDURE if EXISTS pro_in;
+delimiter $$
+CREATE PROCEDURE pro_in(pro_id int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+#存钱
+UPDATE bankcard set CardMoney = CardMoney + pro_money WHERE CardId = pro_id;
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚111';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_id,pro_money,0,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK2';
+ROLLBACK;
+END if;
+
+END;
+$$
+delimiter ;
+
+CALL pro_in(1,2000);
+
+
+-- 2.取钱（给定参数：银行账户，密码，取钱金额）
+--   要求：1.添加触发器约束：余额不能小于0
+--         2.修改余额，添加取款记录
+drop trigger if EXISTS before_bankcard_update;
+create TRIGGER before_bankcard_update BEFORE UPDATE on bankcard for each ROW
+BEGIN
+	IF new.cardmoney < 0 THEN
+		SIGNAL SQLSTATE 'HY000' set MESSAGE_TEXT = '资金不能为负数';
+	end if;
+END;
+
+
+DROP PROCEDURE if EXISTS pro_out;
+delimiter $$
+CREATE PROCEDURE pro_out(pro_outid int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+
+UPDATE bankcard set CardMoney = CardMoney - pro_money WHERE CardId = pro_outid and CardMoney > pro_money;
+
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚2222';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_outid,0,pro_money,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK3333';
+ROLLBACK;
+END if;
+END;
+$$
+delimiter ;
+
+CALL pro_out(4,3000);
+
+
+-- 3.卡片清理：    没个用户只能有一张卡
+-- 每个用户以余额最高的卡为主卡，其他的卡余额全部转移到主卡上，并注销非主卡。卡转账要有转账记录
+-- 并同时升级主卡密码为8位以上（添0处理）（已经是8位及以上的不用处理），
+-- 比如：12345升级为12345000  
+--           123456789不处理
+
+
+-------------------------太难了，不会--------------------
+CREATE PROCEDURE kk()
+BEGIN
+
+
+
+
+
+
+
+
+END
+
+
+
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\277\252\345\212\233\344\272\232\345\260\224/.keep" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\277\252\345\212\233\344\272\232\345\260\224/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\277\252\345\212\233\344\272\232\345\260\224/\350\277\252\345\212\233\344\272\232\345\260\224/bb.sql" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\277\252\345\212\233\344\272\232\345\260\224/\350\277\252\345\212\233\344\272\232\345\260\224/bb.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..17dc61bcc56391a21f1818df77f03a5a42f3f8ee
--- /dev/null
+++ "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\350\277\252\345\212\233\344\272\232\345\260\224/\350\277\252\345\212\233\344\272\232\345\260\224/bb.sql"
@@ -0,0 +1,107 @@
+-- 以下题目全部用事务实现：
+-- 1.存钱（给定参数：银行账户，存钱金额）
+--   要求：修改余额，添加存款记录
+DROP PROCEDURE if EXISTS pro_in;
+delimiter $$
+CREATE PROCEDURE pro_in(pro_id int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+#存钱
+UPDATE bankcard set CardMoney = CardMoney + pro_money WHERE CardId = pro_id;
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚111';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_id,pro_money,0,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK2';
+ROLLBACK;
+END if;
+
+END;
+$$
+delimiter ;
+
+CALL pro_in(1,2000);
+
+
+-- 2.取钱（给定参数：银行账户，密码，取钱金额）
+--   要求：1.添加触发器约束：余额不能小于0
+--         2.修改余额，添加取款记录
+drop trigger if EXISTS before_bankcard_update;
+create TRIGGER before_bankcard_update BEFORE UPDATE on bankcard for each ROW
+BEGIN
+	IF new.cardmoney < 0 THEN
+		SIGNAL SQLSTATE 'HY000' set MESSAGE_TEXT = '资金不能为负数';
+	end if;
+END;
+
+
+DROP PROCEDURE if EXISTS pro_out;
+delimiter $$
+CREATE PROCEDURE pro_out(pro_outid int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+
+UPDATE bankcard set CardMoney = CardMoney - pro_money WHERE CardId = pro_outid and CardMoney > pro_money;
+
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚2222';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_outid,0,pro_money,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK3333';
+ROLLBACK;
+END if;
+END;
+$$
+delimiter ;
+
+CALL pro_out(4,3000);
+
+
+-- 3.卡片清理：    没个用户只能有一张卡
+-- 每个用户以余额最高的卡为主卡，其他的卡余额全部转移到主卡上，并注销非主卡。卡转账要有转账记录
+-- 并同时升级主卡密码为8位以上（添0处理）（已经是8位及以上的不用处理），
+-- 比如：12345升级为12345000  
+--           123456789不处理
+
+
+-------------------------太难了，不会--------------------
+CREATE PROCEDURE kk()
+BEGIN
+
+
+
+
+
+
+
+
+END
+
+
+
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\351\273\204\345\274\272/.keep" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\351\273\204\345\274\272/.keep"
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git "a/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\351\273\204\345\274\272/\351\273\204\345\274\272/bb.sql" "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\351\273\204\345\274\272/\351\273\204\345\274\272/bb.sql"
new file mode 100644
index 0000000000000000000000000000000000000000..17dc61bcc56391a21f1818df77f03a5a42f3f8ee
--- /dev/null
+++ "b/\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\351\273\204\345\274\272/\351\273\204\345\274\272/bb.sql"
@@ -0,0 +1,107 @@
+-- 以下题目全部用事务实现：
+-- 1.存钱（给定参数：银行账户，存钱金额）
+--   要求：修改余额，添加存款记录
+DROP PROCEDURE if EXISTS pro_in;
+delimiter $$
+CREATE PROCEDURE pro_in(pro_id int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+#存钱
+UPDATE bankcard set CardMoney = CardMoney + pro_money WHERE CardId = pro_id;
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚111';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_id,pro_money,0,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK2';
+ROLLBACK;
+END if;
+
+END;
+$$
+delimiter ;
+
+CALL pro_in(1,2000);
+
+
+-- 2.取钱（给定参数：银行账户，密码，取钱金额）
+--   要求：1.添加触发器约束：余额不能小于0
+--         2.修改余额，添加取款记录
+drop trigger if EXISTS before_bankcard_update;
+create TRIGGER before_bankcard_update BEFORE UPDATE on bankcard for each ROW
+BEGIN
+	IF new.cardmoney < 0 THEN
+		SIGNAL SQLSTATE 'HY000' set MESSAGE_TEXT = '资金不能为负数';
+	end if;
+END;
+
+
+DROP PROCEDURE if EXISTS pro_out;
+delimiter $$
+CREATE PROCEDURE pro_out(pro_outid int,pro_money DECIMAL(10,2))
+aa:BEGIN
+DECLARE flag int DEFAULT 0;
+DECLARE CONTINUE HANDLER for SQLEXCEPTION set flag=1;
+
+START TRANSACTION;
+
+UPDATE bankcard set CardMoney = CardMoney - pro_money WHERE CardId = pro_outid and CardMoney > pro_money;
+
+if ROW_COUNT() <= 0 THEN
+SELECT '回滚2222';
+ROLLBACK;
+LEAVE aa;
+END if;
+
+#插入记录
+INSERT into cardexchange(CardId,MoneyInBank,MoneyOutBank,ExchangeTime)
+VALUE(pro_outid,0,pro_money,NOW());
+
+if flag=0 then
+SELECT 'COMMIT';
+COMMIT;
+ELSE
+SELECT 'ROLLBACK3333';
+ROLLBACK;
+END if;
+END;
+$$
+delimiter ;
+
+CALL pro_out(4,3000);
+
+
+-- 3.卡片清理：    没个用户只能有一张卡
+-- 每个用户以余额最高的卡为主卡，其他的卡余额全部转移到主卡上，并注销非主卡。卡转账要有转账记录
+-- 并同时升级主卡密码为8位以上（添0处理）（已经是8位及以上的不用处理），
+-- 比如：12345升级为12345000  
+--           123456789不处理
+
+
+-------------------------太难了，不会--------------------
+CREATE PROCEDURE kk()
+BEGIN
+
+
+
+
+
+
+
+
+END
+
+
+