118 lines
3.0 KiB
SQL
118 lines
3.0 KiB
SQL
DROP TABLE IF EXISTS addressRelations;
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CREATE TABLE addressRelations (addr1 int, addr2 int);
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CREATE TEMPORARY TABLE tempRelations (addr1 int, addr2 int);
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-------------------------------------
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-- Tx that has more than one input
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CREATE OR REPLACE VIEW joint_control_transactions
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AS SELECT tx_id
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FROM inputs
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GROUP BY tx_id
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HAVING count(*)>1;
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-------------------------------------
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-- Tx that pass serial control check
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CREATE OR REPLACE VIEW serial_control_transactions
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AS SELECT tx_id
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FROM inputs
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JOIN outputs
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USING (tx_id)
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GROUP BY tx_id
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HAVING count(*)=1;
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-------------------------------------
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--insert joint control results (contains symmetric and reflexive results)
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INSERT INTO tempRelations
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SELECT inputs.sig_id, joint_tx_with_addr.sig_id
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FROM inputs
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RIGHT OUTER JOIN (
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SELECT tx_id, sig_id
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FROM joint_control_transactions
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JOIN inputs
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USING (tx_id)
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)
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AS joint_tx_with_addr
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USING (tx_id);
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-------------------------------------
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--insert serial control results
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INSERT INTO tempRelations
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SELECT sig_id, pk_id
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FROM inputs
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JOIN outputs
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USING (tx_id)
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WHERE tx_id IN (SELECT tx_id FROM serial_control_transactions);
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-------------------------------------
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-- clean up reflexivity
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DELETE
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FROM tempRelations
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WHERE addr1 = addr2;
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-------------------------------------
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-- Temporary table for storing symmetrical rows
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CREATE TEMPORARY TABLE temp_symmetry (addr1 int, addr2 int);
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-- find symmetrical rows
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INSERT INTO temp_symmetry
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SELECT tmp1.addr1, tmp1.addr2
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FROM tempRelations tmp1
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INNER JOIN tempRelations tmp2
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ON tmp1.addr1 = tmp2.addr2
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AND tmp1.addr2 = tmp2.addr1
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AND tmp1.addr1 > tmp1.addr2;
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-- clean up symmetrical rows
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DELETE
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FROM tempRelations
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WHERE EXISTS (SELECT * FROM temp_symmetry WHERE tempRelations.addr1 = temp_symmetry.addr1 AND tempRelations.addr2 = temp_symmetry.addr2);
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INSERT INTO addressRelations
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SELECT addr1, addr2
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FROM tempRelations;
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DROP TABLE IF EXISTS temp_symmetry;
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DROP TABLE IF EXISTS tempRelations;
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-- exercise c (2)
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CREATE TEMPORARY TABLE temp_clusters TABLE (id int, address int);
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INSERT INTO temp_clusters
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SELECT id, address
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FROM clusterAddresses();
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DROP TABLE IF EXISTS max_value_by_entity;
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DROP TABLE IF EXISTS min_addr_of_max_entity;
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DROP TABLE IF EXISTS max_tx_to_max_entity;
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CREATE TABLE max_value_by_entity (value bigint);
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CREATE TABLE min_addr_of_max_entity(addr int);
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CREATE TABLE max_tx_to_max_entity(tx_id int);
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CREATE TEMPORARY TABLE temp_sum_values TABLE (id int, sum_values int);
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INSERT INTO temp_sum_values
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SELECT id, SUM(value) as sum_values
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FROM temp_clusters temp1 INNER JOIN (
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SELECT utxos.value, pk_id
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FROM utxos
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INNER JOIN outputs
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USING (output_id)
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) temp2
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ON temp1.address = temp2.pk_id
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GROUP BY id;
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INSERT INTO max_value_by_entity
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SELECT MAX(sum_values)
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FROM temp_sum_values;
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INSERT INTO min_addr_of_max_entity
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SELECT MIN(address)
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FROM temp_clusters
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INNER JOIN (
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SELECT id
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FROM (
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SELECT id, MAX(sum_values)
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FROM temp_sum_values
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) as temp
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WHERE temp.sum_values = max_value_by_entity.value
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) USING (id);
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