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Diffstat (limited to 'src/exchangedb/0002-reserves_in.sql')
-rw-r--r-- | src/exchangedb/0002-reserves_in.sql | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/exchangedb/0002-reserves_in.sql b/src/exchangedb/0002-reserves_in.sql new file mode 100644 index 000000000..197a815b3 --- /dev/null +++ b/src/exchangedb/0002-reserves_in.sql @@ -0,0 +1,175 @@ +-- +-- This file is part of TALER +-- Copyright (C) 2014--2023 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_reserves_in( + IN partition_suffix TEXT DEFAULT NULL +) +RETURNS VOID +LANGUAGE plpgsql +AS $$ +DECLARE + table_name TEXT default 'reserves_in'; +BEGIN + PERFORM create_partitioned_table( + 'CREATE TABLE %I' + '(reserve_in_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' + ',reserve_pub BYTEA PRIMARY KEY' + ',wire_reference INT8 NOT NULL' + ',credit taler_amount NOT NULL' + ',wire_source_h_payto BYTEA CHECK (LENGTH(wire_source_h_payto)=32)' + ',exchange_account_section TEXT NOT NULL' + ',execution_date INT8 NOT NULL' + ') %s ;' + ,table_name + ,'PARTITION BY HASH (reserve_pub)' + ,partition_suffix + ); + PERFORM comment_partitioned_table( + 'list of transfers of funds into the reserves, one per incoming wire transfer' + ,table_name + ,partition_suffix + ); + PERFORM comment_partitioned_column( + 'Identifies the debited bank account and KYC status' + ,'wire_source_h_payto' + ,table_name + ,partition_suffix + ); + PERFORM comment_partitioned_column( + 'Public key of the reserve. Private key signifies ownership of the remaining balance.' + ,'reserve_pub' + ,table_name + ,partition_suffix + ); + PERFORM comment_partitioned_column( + 'Amount that was transferred into the reserve' + ,'credit' + ,table_name + ,partition_suffix + ); +END $$; + + +CREATE FUNCTION constrain_table_reserves_in( + IN partition_suffix TEXT +) +RETURNS void +LANGUAGE plpgsql +AS $$ +DECLARE + table_name TEXT default 'reserves_in'; +BEGIN + table_name = concat_ws('_', table_name, partition_suffix); + EXECUTE FORMAT ( + 'ALTER TABLE ' || table_name || + ' ADD CONSTRAINT ' || table_name || '_reserve_in_serial_id_key' + ' UNIQUE (reserve_in_serial_id)' + ); + EXECUTE FORMAT ( + 'CREATE INDEX ' || table_name || '_by_reserve_in_serial_id_index ' + 'ON ' || table_name || ' ' + '(reserve_in_serial_id);' + ); + EXECUTE FORMAT ( + 'CREATE INDEX ' || table_name || '_by_exch_accnt_reserve_in_serial_id_idx ' + 'ON ' || table_name || ' ' + '(exchange_account_section' + ',reserve_in_serial_id ASC' + ');' + ); + EXECUTE FORMAT ( + 'COMMENT ON INDEX ' || table_name || '_by_exch_accnt_reserve_in_serial_id_idx ' + 'IS ' || quote_literal ('for pg_select_reserves_in_above_serial_id_by_account') || ';' + ); + +END +$$; + +CREATE FUNCTION foreign_table_reserves_in() +RETURNS VOID +LANGUAGE plpgsql +AS $$ +DECLARE + table_name TEXT DEFAULT 'reserves_in'; +BEGIN + EXECUTE FORMAT ( + 'ALTER TABLE ' || table_name || + ' ADD CONSTRAINT ' || table_name || '_foreign_reserve_pub' + ' FOREIGN KEY (reserve_pub) ' + ' REFERENCES reserves(reserve_pub) ON DELETE CASCADE' + ); +END $$; + + + +CREATE OR REPLACE FUNCTION reserves_in_insert_trigger() + RETURNS trigger + LANGUAGE plpgsql + AS $$ +BEGIN + INSERT INTO reserve_history + (reserve_pub + ,table_name + ,serial_id) + VALUES + (NEW.reserve_pub + ,'reserves_in' + ,NEW.reserve_in_serial_id); + RETURN NEW; +END $$; +COMMENT ON FUNCTION reserves_in_insert_trigger() + IS 'Automatically generate reserve history entry.'; + + +CREATE FUNCTION master_table_reserves_in() +RETURNS VOID +LANGUAGE plpgsql +AS $$ +BEGIN + CREATE TRIGGER reserves_in_on_insert + AFTER INSERT + ON reserves_in + FOR EACH ROW EXECUTE FUNCTION reserves_in_insert_trigger(); +END $$; + + +INSERT INTO exchange_tables + (name + ,version + ,action + ,partitioned + ,by_range) + VALUES + ('reserves_in' + ,'exchange-0002' + ,'create' + ,TRUE + ,FALSE), + ('reserves_in' + ,'exchange-0002' + ,'constrain' + ,TRUE + ,FALSE), + ('reserves_in' + ,'exchange-0002' + ,'foreign' + ,TRUE + ,FALSE), + ('reserves_in' + ,'exchange-0002' + ,'master' + ,TRUE + ,FALSE); |