adjust partition and primary keys commitments and reveals in withdraw-age

src/exchangedb/0003-withdraw_age_commitments.sql

@@ -36,7 +36,7 @@ BEGIN
       ',timestamp INT8 NOT NULL'
     ') %s ;'
     ,table_name
-    ,'PARTITION BY HASH (h_commitment)'
+    ,'PARTITION BY HASH (reserve_pub)'
     ,partition_suffix
   );
   PERFORM comment_partitioned_table(
@@ -96,9 +96,8 @@ BEGIN
   table_name = concat_ws('_', table_name, partition_suffix);
 
   EXECUTE FORMAT (
-    'CREATE INDEX ' || table_name || '_by_reserve_pub'
-    ' ON ' || table_name ||
-    ' (reserve_pub);'
+    'ALTER TABLE ' || table_name ||
+    ' ADD PRIMARY KEY  (h_commitment, reserve_pub);'
   );
   EXECUTE FORMAT (
     'ALTER TABLE ' || table_name ||

src/exchangedb/0003-withdraw_age_reveals.sql

@@ -25,7 +25,8 @@ DECLARE
 BEGIN
   PERFORM create_partitioned_table(
     'CREATE TABLE %I'
-      '(h_commitment BYTEA NOT NULL CHECK (LENGTH(h_commitment)=32)'
+      '(withdraw_age_reveals_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE
+      ',h_commitment BYTEA NOT NULL CHECK (LENGTH(h_commitment)=32)'
       ',freshcoin_index INT4 NOT NULL'
       ',denominations_serial INT8 NOT NULL'
       ',h_coin_ev BYTEA CHECK (LENGTH(h_coin_ev)=32)'
@@ -66,6 +67,29 @@ BEGIN
 END
 $$;
 
+CREATE FUNCTION constrain_table_withdraw_age_reveals(
+  IN partition_suffix VARCHAR
+)
+RETURNS void
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  table_name VARCHAR DEFAULT 'withdraw_age_reveals';
+BEGIN
+  table_name = concat_ws('_', table_name, partition_suffix);
+
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' ADD CONSTRAINT ' || table_name || '_withdraw_age_reveals_id_key'
+    ' UNIQUE (withdraw_age_reveals_id);'
+  );
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' ADD CONSTRAINT ' || table_name || '_freshcoin_index_and_h_commitment_uniqueness'
+    ' UNIQUE (freshcoin_index, h_commitment);'
+  );
+END
+$$;
 
 CREATE FUNCTION foreign_table_withdraw_age_reveals()
 RETURNS void
@@ -104,6 +128,11 @@ INSERT INTO exchange_tables
     ,FALSE),
     ('withdraw_age_reveals'
     ,'exchange-0003'
+    ,'constrain'
+    ,TRUE
+    ,FALSE),
+    ('withdraw_age_reveals'
+    ,'exchange-0003'
     ,'foreign'
     ,TRUE
     ,FALSE);