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choose correct partition pivot and denormalization for withdraw-age related tables

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This commit is contained in:
Özgür Kesim 2023-01-11 15:23:51 +01:00
parent 973c671679
commit e6929fd3ee
Signed by: oec
GPG Key ID: 3D76A56D79EDD9D7
2 changed files with 26 additions and 19 deletions
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29
src/exchangedb/0003-withdraw_age_commitments.sql
View File

@ -29,13 +29,14 @@ BEGIN
',h_commitment BYTEA PRIMARY KEY CHECK (LENGTH(h_commitment)=64)'
',amount_with_fee_val INT8 NOT NULL'
',amount_with_fee_frac INT4 NOT NULL'
',noreveal_index INT4 NOT NULL'
',reserve_uuid INT8 NOT NULL' -- TODO: can here be the foreign key reference?
',max_age_group INT2 NOT NULL'
',reserve_pub BYTEA NOT NULL CHECK (LENGTH(reserve_pub)=32)'
',reserve_sig BYTEA CHECK (LENGTH(reserve_sig)=64)'
',noreveal_index INT4 NOT NULL'
',timestamp INT8 NOT NULL'
') %s ;'
,table_name
,'PARTITION BY HASH (reserve_uuid)' -- TODO: does that make sense?
,'PARTITION BY HASH (h_commitment)'
,partition_suffix
);
PERFORM comment_partitioned_table(
@ -49,6 +50,12 @@ BEGIN
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'The maximum age group that the client commits to with this request'
,'max_age_group'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Commitment made by the client, hash over the various client inputs in the cut-and-choose protocol'
,'h_commitment'
@ -56,8 +63,8 @@ BEGIN
,partition_suffix
);
PERFORM comment_partitioned_column(
'Reference to the reserve from which the coins are goin to be withdrawn'
,'reserve_uuid'
'Reference to the public key of the reserve from which the coins are going to be withdrawn'
,'reserve_pub'
,table_name
,partition_suffix
);
@ -89,14 +96,14 @@ BEGIN
table_name = concat_ws('_', table_name, partition_suffix);
EXECUTE FORMAT (
'CREATE INDEX ' || table_name || '_by_reserve_uuid'
'CREATE INDEX ' || table_name || '_by_reserve_pub'
' ON ' || table_name ||
' (reserve_uuid);'
' (reserve_pub);'
);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_withdraw_age_commitment_id_key'
' UNIQUE (withdraw_age_commitment_id)'
' UNIQUE (withdraw_age_commitment_id);'
);
END
$$;
@ -111,9 +118,9 @@ DECLARE
BEGIN
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_foreign_reserve_uuid'
' FOREIGN KEY (reserve_uuid) '
' REFERENCES reserves (reserve_uuid) ON DELETE CASCADE'
' ADD CONSTRAINT ' || table_name || '_foreign_reserve_pub'
' FOREIGN KEY (reserve_pub)'
' REFERENCES reserves (reserve_pub) ON DELETE CASCADE;'
);
END
$$;

16
src/exchangedb/0003-withdraw_age_reveals.sql
View File

@ -25,13 +25,13 @@ DECLARE
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE %I'
'(withdraw_age_commitments_id INT8 NOT NULL' -- TODO: can here be the foreign key reference?
'(h_commitment BYTEA NOT NULL CHECK (LENGTH(h_commitment)=32)'
',freshcoin_index INT4 NOT NULL'
',denominations_serial INT8 NOT NULL' -- TODO: can here be the foreign key reference?
',denominations_serial INT8 NOT NULL'
',h_coin_ev BYTEA CHECK (LENGTH(h_coin_ev)=32)'
') %s ;'
,table_name
,'PARTITION BY HASH (withdraw_age_commitments_id)' -- TODO: does that make sense?
,'PARTITION BY HASH (h_commitment)'
,partition_suffix
);
PERFORM comment_partitioned_table(
@ -41,7 +41,7 @@ BEGIN
);
PERFORM comment_partitioned_column(
'Foreign key reference to the corresponding commitment'
,'withdraw_age_commitments_id'
,'h_commitment'
,table_name
,partition_suffix
);
@ -76,15 +76,15 @@ DECLARE
BEGIN
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_foreign_withdraw_age_commitment_id'
' FOREIGN KEY (withdraw_age_commitments_id) '
' REFERENCES withdraw_age_commitments (withdraw_age_commitment_id) ON DELETE CASCADE'
' ADD CONSTRAINT ' || table_name || '_foreign_h_commitment'
' FOREIGN KEY (h_commitment)'
' REFERENCES withdraw_age_commitments (h_commitment) ON DELETE CASCADE;'
);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_foreign_denominations_serial'
' FOREIGN KEY (denominations_serial) '
' REFERENCES denominations (denominations_serial) ON DELETE CASCADE'
' REFERENCES denominations (denominations_serial) ON DELETE CASCADE;'
);
END
$$;