mirror of https://github.com/citusdata/citus.git
121 lines
3.9 KiB
Plaintext
121 lines
3.9 KiB
Plaintext
CREATE SCHEMA citus_drain_node;
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SET search_path TO citus_drain_node;
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SET citus.shard_count TO 4;
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SET citus.shard_replication_factor TO 1;
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SET citus.next_shard_id TO 974653;
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SET client_min_messages TO ERROR;
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SELECT * FROM citus_set_coordinator_host('localhost', :master_port);
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citus_set_coordinator_host
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM master_set_node_property('localhost', :master_port, 'shouldhaveshards', true);
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master_set_node_property
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE test (x INT, y INT);
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SELECT create_distributed_table('test','x');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CALL citus_cleanup_orphaned_resources();
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SELECT nodename, nodeport, COUNT(*)
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FROM pg_dist_placement AS placement,
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pg_dist_node AS node
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WHERE placement.groupid = node.groupid
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AND node.noderole = 'primary' GROUP BY nodename, nodeport ORDER BY 1,2;
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nodename | nodeport | count
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---------------------------------------------------------------------
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localhost | 57636 | 2
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localhost | 57637 | 1
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localhost | 57638 | 1
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(3 rows)
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SELECT * FROM citus_set_node_property('localhost', :worker_2_port, 'shouldhaveshards', false);
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citus_set_node_property
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---------------------------------------------------------------------
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(1 row)
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SELECT * from citus_drain_node('localhost', :worker_1_port, shard_transfer_mode :='force_logical');
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citus_drain_node
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---------------------------------------------------------------------
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(1 row)
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CALL citus_cleanup_orphaned_resources();
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SELECT nodename, nodeport, COUNT(*)
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FROM pg_dist_placement AS placement,
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pg_dist_node AS node
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WHERE placement.groupid = node.groupid
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AND node.noderole = 'primary' GROUP BY nodename, nodeport ORDER BY 1,2;
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nodename | nodeport | count
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---------------------------------------------------------------------
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localhost | 57636 | 3
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localhost | 57638 | 1
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(2 rows)
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SELECT * FROM citus_set_node_property('localhost', :worker_1_port, 'shouldhaveshards', true);
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citus_set_node_property
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM citus_set_node_property('localhost', :worker_2_port, 'shouldhaveshards', true);
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citus_set_node_property
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM rebalance_table_shards(shard_transfer_mode :='force_logical');
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rebalance_table_shards
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---------------------------------------------------------------------
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(1 row)
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CALL citus_cleanup_orphaned_resources();
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SELECT nodename, nodeport, COUNT(*)
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FROM pg_dist_placement AS placement,
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pg_dist_node AS node
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WHERE placement.groupid = node.groupid
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AND node.noderole = 'primary' GROUP BY nodename, nodeport ORDER BY 1,2;
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nodename | nodeport | count
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---------------------------------------------------------------------
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localhost | 57636 | 2
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localhost | 57637 | 1
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localhost | 57638 | 1
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(3 rows)
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SELECT * FROM citus_set_node_property('localhost', :master_port, 'shouldhaveshards', false);
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citus_set_node_property
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM rebalance_table_shards(shard_transfer_mode :='force_logical');
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rebalance_table_shards
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---------------------------------------------------------------------
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(1 row)
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CALL citus_cleanup_orphaned_resources();
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SELECT nodename, nodeport, COUNT(*)
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FROM pg_dist_placement AS placement,
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pg_dist_node AS node
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WHERE placement.groupid = node.groupid
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AND node.noderole = 'primary' GROUP BY nodename, nodeport ORDER BY 1,2;
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nodename | nodeport | count
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---------------------------------------------------------------------
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localhost | 57637 | 2
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localhost | 57638 | 2
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(2 rows)
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RESET search_path;
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SET client_min_messages TO WARNING;
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DROP SCHEMA citus_drain_node CASCADE;
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