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34 changes: 34 additions & 0 deletions
34
scripts/20231106110000_add_field_brain_type_to_brain_table.sql
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Original file line number | Diff line number | Diff line change |
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-- Check if the ENUM type 'brain_type' already exists | ||
DO $$ | ||
BEGIN | ||
IF NOT EXISTS (SELECT 1 FROM pg_type WHERE typname = 'brain_type_enum') THEN | ||
-- Create the ENUM type 'brain_type' if it doesn't exist | ||
CREATE TYPE brain_type_enum AS ENUM ('doc', 'api'); | ||
END IF; | ||
END $$; | ||
|
||
-- Add a column 'brain_type' to the 'brains' table using the 'brain_type' ENUM type | ||
BEGIN; | ||
|
||
-- Add a column 'brain_type' to the 'brains' table as the 'brain_type' ENUM type with a default value 'doc' | ||
DO $$ | ||
BEGIN | ||
IF NOT EXISTS ( | ||
SELECT 1 | ||
FROM information_schema.columns | ||
WHERE table_name = 'brains' | ||
AND column_name = 'brain_type' | ||
) THEN | ||
ALTER TABLE brains ADD COLUMN brain_type brain_type_enum DEFAULT 'doc'; | ||
END IF; | ||
END $$; | ||
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-- Insert a migration record if it doesn't exist | ||
INSERT INTO migrations (name) | ||
SELECT '20231106110000_add_field_brain_type_to_brain_table' | ||
WHERE NOT EXISTS ( | ||
SELECT 1 FROM migrations WHERE name = '20231106110000_add_field_brain_type_to_brain_table' | ||
); | ||
|
||
-- Commit the changes | ||
COMMIT; |
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