+DROP TABLE IF EXISTS proxy;
+CREATE TABLE proxy (id serial NOT NULL,
+ voter_id INTEGER NOT NULL,
+ proxy_id INTEGER NOT NULL,
+ granted timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
+ granted_by int NOT NULL,
+ revoked timestamp NULL DEFAULT NULL,
+ revoked_by int NULL DEFAULT NULL,
+ PRIMARY KEY(id));
+CREATE INDEX proxy_voter ON proxy (voter_id);
+CREATE INDEX proxy_proxy ON proxy (proxy_id);
+