From cf2e37cd876651e799893e8fe5babb51a9e12dd7 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sun, 27 Nov 2022 21:21:04 +0100
Subject: more work on SQL refactoring

---
 src/exchangedb/0002-purse_merges.sql | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

(limited to 'src/exchangedb/0002-purse_merges.sql')

diff --git a/src/exchangedb/0002-purse_merges.sql b/src/exchangedb/0002-purse_merges.sql
index f7b9b7d66..df369514b 100644
--- a/src/exchangedb/0002-purse_merges.sql
+++ b/src/exchangedb/0002-purse_merges.sql
@@ -15,7 +15,7 @@
 --
 
 CREATE FUNCTION create_table_purse_merges(
-  IN shard_suffix VARCHAR DEFAULT NULL
+  IN partition_suffix VARCHAR DEFAULT NULL
 )
 RETURNS VOID
 LANGUAGE plpgsql
@@ -35,42 +35,42 @@ BEGIN
     ') %s ;'
     ,table_name
     ,'PARTITION BY HASH (purse_pub)'
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_table(
      'Merge requests where a purse-owner requested merging the purse into the account'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_column(
      'identifies the partner exchange, NULL in case the target reserve lives at this exchange'
     ,'partner_serial_id'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_column(
      'public key of the target reserve'
     ,'reserve_pub'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_column(
      'public key of the purse'
     ,'purse_pub'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_column(
      'signature by the purse private key affirming the merge, of type TALER_SIGNATURE_WALLET_PURSE_MERGE'
     ,'merge_sig'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
   PERFORM comment_partitioned_column(
      'when was the merge message signed'
     ,'merge_timestamp'
     ,table_name
-    ,shard_suffix
+    ,partition_suffix
   );
 END
 $$;
@@ -85,7 +85,7 @@ AS $$
 DECLARE
   table_name VARCHAR DEFAULT 'purse_merges';
 BEGIN
-  table_name = concat_ws('_', table_name, shard_suffix);
+  table_name = concat_ws('_', table_name, partition_suffix);
   -- FIXME: change to materialized index by reserve_pub!
   EXECUTE FORMAT (
     'CREATE INDEX ' || table_name || '_reserve_pub '
@@ -115,10 +115,13 @@ BEGIN
   EXECUTE FORMAT (
     'ALTER TABLE ' || table_name ||
     ' ADD CONSTRAINT ' || table_name || '_foreign_partner_serial_id'
+    ' FOREIGN KEY (partner_serial_id) '
     ' REFERENCES partners(partner_serial_id) ON DELETE CASCADE'
     ',ADD CONSTRAINT ' || table_name || '_foreign_reserve_pub'
+    ' FOREIGN KEY (reserve_pub) '
     ' REFERENCES reserves (reserve_pub) ON DELETE CASCADE'
     ',ADD CONSTRAINT ' || table_name || '_foreign_purse_pub'
+    ' FOREIGN KEY (purse_pub) '
     ' REFERENCES purse_requests (purse_pub) ON DELETE CASCADE'
   );
 END
-- 
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