13 lines
342 B
MySQL
13 lines
342 B
MySQL
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SET @s = (SELECT IF(
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(SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE table_schema = DATABASE()
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AND table_name = 'Storage'
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AND column_name = 'Url'
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) > 0,
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"SELECT 'Column Url already exists in Storage'",
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"ALTER TABLE `Storage` ADD `Url` VARCHAR(255) default NULL AFTER `Type`"
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));
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PREPARE stmt FROM @s;
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EXECUTE stmt;
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