Merge pull request #916 from BlackDex/issue-759

Fixing issue #759 by disabling Foreign Key Checks.
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Daniel García 2020-03-18 18:48:08 +01:00 committed by GitHub
commit b85d548879
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@ -323,6 +323,16 @@ mod migrations {
let connection = crate::db::get_connection().expect("Can't connect to DB");
use std::io::stdout;
// Disable Foreign Key Checks during migration
use diesel::RunQueryDsl;
#[cfg(feature = "postgres")]
diesel::sql_query("SET CONSTRAINTS ALL DEFERRED").execute(&connection).expect("Failed to disable Foreign Key Checks during migrations");
#[cfg(feature = "mysql")]
diesel::sql_query("SET FOREIGN_KEY_CHECKS = 0").execute(&connection).expect("Failed to disable Foreign Key Checks during migrations");
#[cfg(feature = "sqlite")]
diesel::sql_query("PRAGMA defer_foreign_keys = ON").execute(&connection).expect("Failed to disable Foreign Key Checks during migrations");
embedded_migrations::run_with_output(&connection, &mut stdout()).expect("Can't run migrations");
}
}