25 lines
834 B
MySQL
25 lines
834 B
MySQL
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-- Converts the 'value' column from a string to a boolean.
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-- If 'value' is 'true' (case insensitive), it will be set to TRUE, otherwise FALSE.
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DO $$
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BEGIN
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-- Check if the column is not already boolean
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IF EXISTS (
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SELECT 1
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FROM information_schema.columns
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WHERE table_schema = 'public'
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AND table_name = 'flags'
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AND column_name = 'value'
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AND data_type != 'boolean'
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) THEN
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-- Convert the column type
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ALTER TABLE public.flags
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ALTER COLUMN value TYPE BOOLEAN USING (LOWER(value) = 'true');
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END IF;
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END $$;
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-- Ensure that the 'value' column is not NULL (idempotent)
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ALTER TABLE public.flags ALTER COLUMN VALUE SET NOT NULL;
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-- Set a default value for the 'value' column (idempotent)
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ALTER TABLE public.flags ALTER COLUMN VALUE SET DEFAULT FALSE;
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