135 lines
4.4 KiB
SQL
135 lines
4.4 KiB
SQL
-- Run this once on an existing MySQL database before deploying the
|
|
-- single-version SOP application. It is intentionally explicit: the Go
|
|
-- service only performs the data-preserving backfill and does not drop data.
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sops ADD COLUMN start_node_key VARCHAR(64) NOT NULL DEFAULT ''start''',
|
|
'SELECT 1')
|
|
FROM information_schema.columns
|
|
WHERE table_schema = DATABASE() AND table_name = 'sops' AND column_name = 'start_node_key'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
UPDATE sops s
|
|
JOIN (
|
|
SELECT sop_id, MAX(id) AS version_id
|
|
FROM sop_versions
|
|
WHERE status = 'published'
|
|
GROUP BY sop_id
|
|
) current ON current.sop_id = s.id
|
|
JOIN sop_versions sv ON sv.id = current.version_id
|
|
SET s.start_node_key = COALESCE(NULLIF(sv.start_node_key, ''), NULLIF(s.start_node_key, ''), 'start');
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_nodes ADD COLUMN sop_id BIGINT UNSIGNED NULL',
|
|
'SELECT 1')
|
|
FROM information_schema.columns
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_nodes' AND column_name = 'sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_edges ADD COLUMN sop_id BIGINT UNSIGNED NULL',
|
|
'SELECT 1')
|
|
FROM information_schema.columns
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_edges' AND column_name = 'sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_runs ADD COLUMN sop_id BIGINT UNSIGNED NULL',
|
|
'SELECT 1')
|
|
FROM information_schema.columns
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_runs' AND column_name = 'sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
UPDATE sop_nodes n JOIN sop_versions sv ON sv.id = n.sop_version_id
|
|
SET n.sop_id = sv.sop_id WHERE n.sop_id IS NULL;
|
|
UPDATE sop_edges e JOIN sop_versions sv ON sv.id = e.sop_version_id
|
|
SET e.sop_id = sv.sop_id WHERE e.sop_id IS NULL;
|
|
UPDATE sop_runs r JOIN sop_versions sv ON sv.id = r.sop_version_id
|
|
SET r.sop_id = sv.sop_id WHERE r.sop_id IS NULL;
|
|
|
|
-- A single-version SOP can only have one graph. Keep the latest published
|
|
-- version's nodes and edges; remove historical graph rows after the backup.
|
|
DELETE n
|
|
FROM sop_nodes n
|
|
JOIN sop_versions sv ON sv.id = n.sop_version_id
|
|
JOIN (
|
|
SELECT sop_id, MAX(id) AS version_id
|
|
FROM sop_versions
|
|
WHERE status = 'published'
|
|
GROUP BY sop_id
|
|
) current ON current.sop_id = sv.sop_id
|
|
WHERE sv.id <> current.version_id;
|
|
|
|
DELETE e
|
|
FROM sop_edges e
|
|
JOIN sop_versions sv ON sv.id = e.sop_version_id
|
|
JOIN (
|
|
SELECT sop_id, MAX(id) AS version_id
|
|
FROM sop_versions
|
|
WHERE status = 'published'
|
|
GROUP BY sop_id
|
|
) current ON current.sop_id = sv.sop_id
|
|
WHERE sv.id <> current.version_id;
|
|
|
|
ALTER TABLE sop_nodes MODIFY COLUMN sop_id BIGINT UNSIGNED NOT NULL;
|
|
ALTER TABLE sop_edges MODIFY COLUMN sop_id BIGINT UNSIGNED NOT NULL;
|
|
ALTER TABLE sop_runs MODIFY COLUMN sop_id BIGINT UNSIGNED NOT NULL;
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_nodes ADD INDEX idx_sop_nodes_sop_id (sop_id)',
|
|
'SELECT 1')
|
|
FROM information_schema.statistics
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_nodes' AND index_name = 'idx_sop_nodes_sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_edges ADD INDEX idx_sop_edges_sop_id (sop_id)',
|
|
'SELECT 1')
|
|
FROM information_schema.statistics
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_edges' AND index_name = 'idx_sop_edges_sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
SET @sql = (
|
|
SELECT IF(COUNT(*) = 0,
|
|
'ALTER TABLE sop_runs ADD INDEX idx_sop_runs_sop_id (sop_id)',
|
|
'SELECT 1')
|
|
FROM information_schema.statistics
|
|
WHERE table_schema = DATABASE() AND table_name = 'sop_runs' AND index_name = 'idx_sop_runs_sop_id'
|
|
);
|
|
PREPARE stmt FROM @sql;
|
|
EXECUTE stmt;
|
|
DEALLOCATE PREPARE stmt;
|
|
|
|
-- Verify the backfill before the destructive cleanup below.
|
|
SELECT COUNT(*) AS nodes_without_sop FROM sop_nodes WHERE sop_id IS NULL;
|
|
SELECT COUNT(*) AS edges_without_sop FROM sop_edges WHERE sop_id IS NULL;
|
|
SELECT COUNT(*) AS runs_without_sop FROM sop_runs WHERE sop_id IS NULL;
|
|
|
|
-- After the three counts above are all zero, remove the old version fields.
|
|
-- The old columns/table are intentionally retained by this backfill step.
|
|
-- Run 20260819_drop_sop_versions.sql only after all three counts above are 0.
|