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Create room table for easier room deletion

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This commit is contained in:
Joscha 2022-06-26 15:56:51 +02:00
parent 54e5a7c97c
commit 6c26f62008
3 changed files with 61 additions and 5 deletions
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13
src/vault/migrate.rs
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@ -21,6 +21,10 @@ const MIGRATIONS: [fn(&mut Transaction) -> rusqlite::Result<()>; 1] = [m1];
fn m1(tx: &mut Transaction) -> rusqlite::Result<()> {
tx.execute_batch(
"
CREATE TABLE euph_rooms (
room TEXT NOT NULL PRIMARY KEY
) STRICT;
CREATE TABLE euph_msgs (
-- Message
room TEXT NOT NULL,
@ -45,7 +49,9 @@ fn m1(tx: &mut Transaction) -> rusqlite::Result<()> {
client_address TEXT,
real_client_address TEXT,
PRIMARY KEY (room, id)
PRIMARY KEY (room, id),
FOREIGN KEY (room) REFERENCES euph_rooms (room)
ON DELETE CASCADE
) STRICT;
CREATE TABLE euph_spans (
@ -54,9 +60,8 @@ fn m1(tx: &mut Transaction) -> rusqlite::Result<()> {
end INT,
UNIQUE (room, start, end),
FOREIGN KEY (room, start) REFERENCES euph_msgs (room, id),
FOREIGN KEY (room, end) REFERENCES euph_msgs (room, id),
FOREIGN KEY (room) REFERENCES euph_rooms (room)
ON DELETE CASCADE,
CHECK (start IS NULL OR end IS NOT NULL)
) STRICT;