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START TRANSACTION
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set session collation_connection = "latin1_general_ci"
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DROP DATABASE IF EXISTS `base`
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CREATE DATABASE IF NOT EXISTS `base`
DEFAULT CHARACTER SET `latin1`
DEFAULT COLLATE `latin1_general_ci`
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DROP TABLE IF EXISTS `test`
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CREATE TABLE `test`
( `id` integer unsigned NOT NULL auto_increment primary key,
`cashing_at` char(10) NULL,
`amount_receive` decimal(15,2) NOT NULL,
`cashing_amount` decimal(15,2) NOT NULL
) ENGINE=InnoDB
DEFAULT CHARSET=`latin1` COLLATE=`latin1_general_ci`
ROW_FORMAT=COMPRESSED
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INSERT INTO `test` (`cashing_at`,`amount_receive`,`cashing_amount`) VALUES
('2021-03-31', 100.0, 100.0),
('' , 150.0, 0.0),
('' , 200.0, 0.0),
('2021-03-31', 120.0, 120.0)
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select * from `test`
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+----+------------+----------------+----------------+
| id | cashing_at | amount_receive | cashing_amount |
+----+------------+----------------+----------------+
| 1 | 2021-03-31 | 100.00 | 100.00 |
| 2 | | 150.00 | 0.00 |
| 3 | | 200.00 | 0.00 |
| 4 | 2021-03-31 | 120.00 | 120.00 |
+----+------------+----------------+----------------+
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update `test`
set cashing_amount = amount_receive,
cashing_at = '2021-03-31'
where id in (2,3)
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select * from `test`
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+----+------------+----------------+----------------+
| id | cashing_at | amount_receive | cashing_amount |
+----+------------+----------------+----------------+
| 1 | 2021-03-31 | 100.00 | 100.00 |
| 2 | 2021-03-31 | 150.00 | 150.00 |
| 3 | 2021-03-31 | 200.00 | 200.00 |
| 4 | 2021-03-31 | 120.00 | 120.00 |
+----+------------+----------------+----------------+
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COMMIT
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