25 lines
917 B
PHP
25 lines
917 B
PHP
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<?php
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use Index\Data\IDbConnection;
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use Index\Data\Migration\IDbMigration;
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final class InitialStructure_20231106_004121 implements IDbMigration {
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public function migrate(IDbConnection $conn): void {
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$existingTables = [];
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$result = $conn->query('SHOW TABLES');
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while($result->next())
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$existingTables[] = $result->getString(0);
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if(!in_array('exchange-rates', $existingTables))
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$conn->execute('
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CREATE TABLE `exchange-rates` (
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rate_from BINARY(3) NOT NULL,
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rate_to BINARY(3) NOT NULL,
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rate_value DECIMAL(20,6) NOT NULL,
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rate_stored TIMESTAMP NOT NULL DEFAULT current_timestamp(),
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PRIMARY KEY (rate_from, rate_to),
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KEY rate_stored (rate_stored)
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) ENGINE=InnoDB COLLATE="utf8mb4_bin"
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');
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}
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}
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