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CREATE OR REPLACE FUNCTION create_table_refunds(
IN shard_suffix VARCHAR DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'refunds';
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE IF NOT EXISTS %I'
'(refund_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE'
',coin_pub BYTEA NOT NULL CHECK (LENGTH(coin_pub)=32)' -- REFERENCES known_coins (coin_pub) ON DELETE CASCADE
',deposit_serial_id INT8 NOT NULL' -- REFERENCES deposits (deposit_serial_id) ON DELETE CASCADE'
',merchant_sig BYTEA NOT NULL CHECK(LENGTH(merchant_sig)=64)'
',rtransaction_id INT8 NOT NULL'
',amount_with_fee_val INT8 NOT NULL'
',amount_with_fee_frac INT4 NOT NULL'
-- ,PRIMARY KEY (deposit_serial_id, rtransaction_id) -- done per shard!
') %s ;'
,table_name
,'PARTITION BY HASH (coin_pub)'
,shard_suffix
);
table_name = concat_ws('_', table_name, shard_suffix);
EXECUTE FORMAT (
'CREATE INDEX IF NOT EXISTS ' || table_name || '_by_coin_pub_index '
'ON ' || table_name || ' '
'(coin_pub);'
);
END
$$;
CREATE OR REPLACE FUNCTION constrain0002_table_refunds (
IN partition_suffix VARCHAR DEFAULT NULL
)
RETURNS void
LANGUAGE plpgsql
AS $$
BEGIN
EXECUTE FORMAT (
-- FIXME: '_' issue if partition_suffix is NULL
-- => solve with general ALTER TABLE helper function!
'ALTER TABLE refunds_' || partition_suffix || ' '
'ADD CONSTRAINT refunds_' || partition_suffix || '_refund_serial_id_key '
'UNIQUE (refund_serial_id) '
',ADD PRIMARY KEY (deposit_serial_id, rtransaction_id) '
);
END
$$;
INSERT INTO exchange_tables
(name
,version
,action
,partitioned
,by_range)
VALUES
('refunds'
,'exchange-0002'
,'create'
,TRUE
,FALSE),
('refunds'
,'exchange-0002'
,'constrain0002'
,TRUE
,FALSE);
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