1 files changed, 56 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/16/users.sql b/synapse/storage/schema/delta/16/users.sql
new file mode 100644
index 0000000000..1bbd1c0a17
--- /dev/null
+++ b/synapse/storage/schema/delta/16/users.sql
@@ -0,0 +1,56 @@
+-- Convert `access_tokens`.user from rowids to user strings.
+-- MUST BE DONE BEFORE REMOVING ID COLUMN FROM USERS TABLE BELOW
+CREATE TABLE IF NOT EXISTS new_access_tokens(
+    id BIGINT PRIMARY KEY,
+    user_id VARCHAR(150) NOT NULL,
+    device_id VARCHAR(150),
+    token VARCHAR(150) NOT NULL,
+    last_used BIGINT,
+    UNIQUE(token)
+);
+
+INSERT INTO new_access_tokens
+    SELECT a.id, u.name, a.device_id, a.token, a.last_used
+    FROM access_tokens as a
+    INNER JOIN users as u ON u.id = a.user_id;
+
+DROP TABLE access_tokens;
+
+ALTER TABLE new_access_tokens RENAME TO access_tokens;
+
+-- Remove ID column from `users` table
+CREATE TABLE IF NOT EXISTS new_users(
+    name VARCHAR(150),
+    password_hash VARCHAR(150),
+    creation_ts BIGINT,
+    admin BOOL DEFAULT 0 NOT NULL,
+    UNIQUE(name)
+);
+
+INSERT INTO new_users SELECT name, password_hash, creation_ts, admin FROM users;
+
+DROP TABLE users;
+
+ALTER TABLE new_users RENAME TO users;
+
+
+-- Remove UNIQUE constraint from `user_ips` table
+CREATE TABLE IF NOT EXISTS new_user_ips (
+    user VARCHAR(150) NOT NULL,
+    access_token VARCHAR(150) NOT NULL,
+    device_id VARCHAR(150),
+    ip VARCHAR(150) NOT NULL,
+    user_agent VARCHAR(150) NOT NULL,
+    last_seen BIGINT NOT NULL
+);
+
+INSERT INTO new_user_ips
+    SELECT user, access_token, device_id, ip, user_agent, last_seen FROM user_ips;
+
+DROP TABLE user_ips;
+
+ALTER TABLE new_user_ips RENAME TO user_ips;
+
+CREATE INDEX IF NOT EXISTS user_ips_user ON user_ips(user);
+CREATE INDEX IF NOT EXISTS user_ips_user_ip ON user_ips(user, access_token, ip);
+