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* Preparing migration folder for the migration alert implementation * Migrations and version APIs initial * Touching up update instructions in README and UI * Unit tests for migrations and version APIs * Splitting up the Ollama migration scripts * Removing temporary PRPs --------- Co-authored-by: Rasmus Widing <rasmus.widing@gmail.com>
65 lines
3.0 KiB
SQL
65 lines
3.0 KiB
SQL
-- Migration: 008_add_migration_tracking.sql
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-- Description: Create archon_migrations table for tracking applied database migrations
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-- Version: 0.1.0
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-- Author: Archon Team
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-- Date: 2025
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-- Create archon_migrations table for tracking applied migrations
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CREATE TABLE IF NOT EXISTS archon_migrations (
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id UUID DEFAULT gen_random_uuid() PRIMARY KEY,
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version VARCHAR(20) NOT NULL,
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migration_name VARCHAR(255) NOT NULL,
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applied_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
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checksum VARCHAR(32),
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UNIQUE(version, migration_name)
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);
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-- Add index for fast lookups by version
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CREATE INDEX IF NOT EXISTS idx_archon_migrations_version ON archon_migrations(version);
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-- Add index for sorting by applied date
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CREATE INDEX IF NOT EXISTS idx_archon_migrations_applied_at ON archon_migrations(applied_at DESC);
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-- Add comment describing table purpose
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COMMENT ON TABLE archon_migrations IS 'Tracks database migrations that have been applied to maintain schema version consistency';
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COMMENT ON COLUMN archon_migrations.version IS 'Archon version that introduced this migration';
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COMMENT ON COLUMN archon_migrations.migration_name IS 'Filename of the migration SQL file';
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COMMENT ON COLUMN archon_migrations.applied_at IS 'Timestamp when migration was applied';
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COMMENT ON COLUMN archon_migrations.checksum IS 'Optional MD5 checksum of migration file content';
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-- Record this migration as applied (self-recording pattern)
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-- This allows the migration system to bootstrap itself
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INSERT INTO archon_migrations (version, migration_name)
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VALUES ('0.1.0', '008_add_migration_tracking')
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ON CONFLICT (version, migration_name) DO NOTHING;
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-- Retroactively record previously applied migrations (001-007)
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-- Since these migrations couldn't self-record (table didn't exist yet),
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-- we record them here to ensure the migration system knows they've been applied
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INSERT INTO archon_migrations (version, migration_name)
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VALUES
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('0.1.0', '001_add_source_url_display_name'),
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('0.1.0', '002_add_hybrid_search_tsvector'),
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('0.1.0', '003_ollama_add_columns'),
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('0.1.0', '004_ollama_migrate_data'),
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('0.1.0', '005_ollama_create_functions'),
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('0.1.0', '006_ollama_create_indexes_optional'),
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('0.1.0', '007_add_priority_column_to_tasks')
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ON CONFLICT (version, migration_name) DO NOTHING;
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-- Enable Row Level Security on migrations table
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ALTER TABLE archon_migrations ENABLE ROW LEVEL SECURITY;
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-- Drop existing policies if they exist (makes this idempotent)
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DROP POLICY IF EXISTS "Allow service role full access to archon_migrations" ON archon_migrations;
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DROP POLICY IF EXISTS "Allow authenticated users to read archon_migrations" ON archon_migrations;
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-- Create RLS policies for migrations table
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-- Service role has full access
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CREATE POLICY "Allow service role full access to archon_migrations" ON archon_migrations
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FOR ALL USING (auth.role() = 'service_role');
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-- Authenticated users can only read migrations (they cannot modify migration history)
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CREATE POLICY "Allow authenticated users to read archon_migrations" ON archon_migrations
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FOR SELECT TO authenticated
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USING (true); |