17 строки
429 B
SQL
17 строки
429 B
SQL
SET @preparedStatement = (SELECT IF(
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(
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SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS
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WHERE table_name = 'Commands'
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AND table_schema = DATABASE()
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AND column_name = 'PluginId'
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) > 0,
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'ALTER TABLE Commands DROP COLUMN PluginId;',
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'SELECT 1'
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));
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PREPARE alterIfExists FROM @preparedStatement;
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EXECUTE alterIfExists;
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DEALLOCATE PREPARE alterIfExists;
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DROP TABLE IF EXISTS Commands;
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