1 files changed, 175 insertions, 0 deletions
diff --git a/src/exchangedb/0002-wad_in_entries.sql b/src/exchangedb/0002-wad_in_entries.sql
new file mode 100644
index 000000000..3ef1f1b8e
--- /dev/null
+++ b/src/exchangedb/0002-wad_in_entries.sql
@@ -0,0 +1,175 @@
+--
+-- This file is part of TALER
+-- Copyright (C) 2014--2022 Taler Systems SA
+--
+-- TALER is free software; you can redistribute it and/or modify it under the
+-- terms of the GNU General Public License as published by the Free Software
+-- Foundation; either version 3, or (at your option) any later version.
+--
+-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+-- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License along with
+-- TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+--
+
+CREATE FUNCTION create_table_wad_in_entries(
+  IN partition_suffix TEXT DEFAULT NULL
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  table_name TEXT DEFAULT 'wad_in_entries';
+BEGIN
+  PERFORM create_partitioned_table(
+    'CREATE TABLE %I '
+      '(wad_in_entry_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
+      ',wad_in_serial_id INT8'
+      ',reserve_pub BYTEA NOT NULL CHECK(LENGTH(reserve_pub)=32)'
+      ',purse_pub BYTEA PRIMARY KEY CHECK(LENGTH(purse_pub)=32)'
+      ',h_contract BYTEA NOT NULL CHECK(LENGTH(h_contract)=64)'
+      ',purse_expiration INT8 NOT NULL'
+      ',merge_timestamp INT8 NOT NULL'
+      ',amount_with_fee taler_amount NOT NULL'
+      ',wad_fee taler_amount NOT NULL'
+      ',deposit_fees taler_amount NOT NULL'
+      ',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
+      ',purse_sig BYTEA NOT NULL CHECK (LENGTH(purse_sig)=64)'
+    ') %s ;'
+    ,table_name
+    ,'PARTITION BY HASH (purse_pub)'
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_table(
+     'list of purses aggregated in a wad according to the sending exchange'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'wad for which the given purse was included in the aggregation'
+    ,'wad_in_serial_id'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'target account of the purse (must be at the local exchange)'
+    ,'reserve_pub'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'public key of the purse that was merged'
+    ,'purse_pub'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+    'hash of the contract terms of the purse'
+    ,'h_contract'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Time when the purse was set to expire'
+    ,'purse_expiration'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Time when the merge was approved'
+    ,'merge_timestamp'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Total amount in the purse'
+    ,'amount_with_fee'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Total wad fees paid by the purse'
+    ,'wad_fee'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Total deposit fees paid when depositing coins into the purse'
+    ,'deposit_fees'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Signature by the receiving reserve, of purpose TALER_SIGNATURE_ACCOUNT_MERGE'
+    ,'reserve_sig'
+    ,table_name
+    ,partition_suffix
+  );
+  PERFORM comment_partitioned_column(
+     'Signature by the purse of purpose TALER_SIGNATURE_PURSE_MERGE'
+    ,'purse_sig'
+    ,table_name
+    ,partition_suffix
+  );
+END $$;
+
+
+CREATE FUNCTION constrain_table_wad_in_entries(
+  IN partition_suffix TEXT
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  table_name TEXT DEFAULT 'wad_in_entries';
+BEGIN
+  table_name = concat_ws('_', table_name, partition_suffix);
+
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' ADD CONSTRAINT ' || table_name || '_wad_in_entry_serial_id_key'
+    ' UNIQUE (wad_in_entry_serial_id) '
+  );
+END $$;
+
+
+CREATE FUNCTION foreign_table_wad_in_entries()
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  table_name TEXT DEFAULT 'wad_in_entries';
+BEGIN
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' ADD CONSTRAINT ' || table_name || '_foreign_wad_in'
+    ' FOREIGN KEY(wad_in_serial_id)'
+    ' REFERENCES wads_in (wad_in_serial_id) ON DELETE CASCADE'
+  );
+END $$;
+
+
+INSERT INTO exchange_tables
+    (name
+    ,version
+    ,action
+    ,partitioned
+    ,by_range)
+  VALUES
+    ('wad_in_entries'
+    ,'exchange-0002'
+    ,'create'
+    ,TRUE
+    ,FALSE),
+    ('wad_in_entries'
+    ,'exchange-0002'
+    ,'constrain'
+    ,TRUE
+    ,FALSE),
+    ('wad_in_entries'
+    ,'exchange-0002'
+    ,'foreign'
+    ,TRUE
+    ,FALSE);