mirror of https://github.com/citusdata/citus.git
410 lines
26 KiB
Plaintext
410 lines
26 KiB
Plaintext
--
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-- MULTI_INDEX_STATEMENTS
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--
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-- Check that we can run CREATE INDEX and DROP INDEX statements on distributed
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-- tables.
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--
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-- CREATE TEST TABLES
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--
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CREATE SCHEMA multi_index_statements;
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SET search_path TO multi_index_statements;
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SET citus.next_shard_id TO 102080;
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CREATE TABLE index_test_range(a int, b int, c int);
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SELECT create_distributed_table('index_test_range', 'a', 'range');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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SELECT master_create_empty_shard('index_test_range');
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master_create_empty_shard
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---------------------------------------------------------------------
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102080
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(1 row)
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SELECT master_create_empty_shard('index_test_range');
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master_create_empty_shard
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---------------------------------------------------------------------
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102081
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(1 row)
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SET citus.shard_count TO 8;
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SET citus.shard_replication_factor TO 2;
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CREATE TABLE index_test_hash(a int, b int, c int);
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SELECT create_distributed_table('index_test_hash', 'a', 'hash');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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CREATE TABLE index_test_append(a int, b int, c int);
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SELECT create_distributed_table('index_test_append', 'a', 'append');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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SELECT master_create_empty_shard('index_test_append');
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master_create_empty_shard
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---------------------------------------------------------------------
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102090
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(1 row)
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SELECT master_create_empty_shard('index_test_append');
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master_create_empty_shard
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---------------------------------------------------------------------
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102091
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(1 row)
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--
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-- CREATE INDEX
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--
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-- Verify that we can create different types of indexes
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CREATE INDEX lineitem_orderkey_index ON public.lineitem (l_orderkey);
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CREATE INDEX lineitem_partkey_desc_index ON public.lineitem (l_partkey DESC);
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CREATE INDEX lineitem_partial_index ON public.lineitem (l_shipdate)
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WHERE l_shipdate < '1995-01-01';
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CREATE INDEX lineitem_colref_index ON public.lineitem (record_ne(lineitem.*, NULL));
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SET client_min_messages = ERROR; -- avoid version dependant warning about WAL
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CREATE INDEX lineitem_orderkey_hash_index ON public.lineitem USING hash (l_partkey);
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CREATE UNIQUE INDEX index_test_range_index_a ON index_test_range(a);
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CREATE UNIQUE INDEX index_test_range_index_a_b ON index_test_range(a,b);
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CREATE UNIQUE INDEX index_test_hash_index_a ON index_test_hash(a);
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CREATE UNIQUE INDEX index_test_hash_index_a_b ON index_test_hash(a,b);
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CREATE UNIQUE INDEX index_test_hash_index_a_b_partial ON index_test_hash(a,b) WHERE c IS NOT NULL;
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CREATE UNIQUE INDEX index_test_range_index_a_b_partial ON index_test_range(a,b) WHERE c IS NOT NULL;
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CREATE UNIQUE INDEX index_test_hash_index_a_b_c ON index_test_hash(a) INCLUDE (b,c);
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RESET client_min_messages;
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-- Verify that we handle if not exists statements correctly
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CREATE INDEX lineitem_orderkey_index on public.lineitem(l_orderkey);
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ERROR: relation "lineitem_orderkey_index" already exists
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CREATE INDEX IF NOT EXISTS lineitem_orderkey_index on public.lineitem(l_orderkey);
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NOTICE: relation "lineitem_orderkey_index" already exists, skipping
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CREATE INDEX IF NOT EXISTS lineitem_orderkey_index_new on public.lineitem(l_orderkey);
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-- Verify if not exists behavior with an index with same name on a different table
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CREATE INDEX lineitem_orderkey_index on public.nation(n_nationkey);
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ERROR: relation "lineitem_orderkey_index" already exists
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CREATE INDEX IF NOT EXISTS lineitem_orderkey_index on public.nation(n_nationkey);
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NOTICE: relation "lineitem_orderkey_index" already exists, skipping
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-- Verify that we can create indexes concurrently
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CREATE INDEX CONCURRENTLY lineitem_concurrently_index ON public.lineitem (l_orderkey);
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-- Verify that no-name local CREATE INDEX CONCURRENTLY works
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CREATE TABLE local_table (id integer, name text);
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CREATE INDEX CONCURRENTLY ON local_table(id);
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-- Verify that we warn out on CLUSTER command for distributed tables and no parameter
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CLUSTER index_test_hash USING index_test_hash_index_a;
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WARNING: not propagating CLUSTER command to worker nodes
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CLUSTER;
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WARNING: not propagating CLUSTER command to worker nodes
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-- Vefify we don't warn out on CLUSTER command for local tables
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CREATE INDEX CONCURRENTLY local_table_index ON local_table(id);
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CLUSTER local_table USING local_table_index;
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DROP TABLE local_table;
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-- Verify that all indexes got created on the master node and one of the workers
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SELECT * FROM pg_indexes WHERE tablename = 'lineitem' or tablename like 'index_test_%' ORDER BY indexname;
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schemaname | tablename | indexname | tablespace | indexdef
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---------------------------------------------------------------------
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multi_index_statements | index_test_hash | index_test_hash_index_a | | CREATE UNIQUE INDEX index_test_hash_index_a ON multi_index_statements.index_test_hash USING btree (a)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b | | CREATE UNIQUE INDEX index_test_hash_index_a_b ON multi_index_statements.index_test_hash USING btree (a, b)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b_c | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c ON multi_index_statements.index_test_hash USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b_partial | | CREATE UNIQUE INDEX index_test_hash_index_a_b_partial ON multi_index_statements.index_test_hash USING btree (a, b) WHERE (c IS NOT NULL)
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multi_index_statements | index_test_range | index_test_range_index_a | | CREATE UNIQUE INDEX index_test_range_index_a ON multi_index_statements.index_test_range USING btree (a)
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multi_index_statements | index_test_range | index_test_range_index_a_b | | CREATE UNIQUE INDEX index_test_range_index_a_b ON multi_index_statements.index_test_range USING btree (a, b)
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multi_index_statements | index_test_range | index_test_range_index_a_b_partial | | CREATE UNIQUE INDEX index_test_range_index_a_b_partial ON multi_index_statements.index_test_range USING btree (a, b) WHERE (c IS NOT NULL)
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public | lineitem | lineitem_colref_index | | CREATE INDEX lineitem_colref_index ON public.lineitem USING btree (record_ne(lineitem.*, NULL::record))
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public | lineitem | lineitem_concurrently_index | | CREATE INDEX lineitem_concurrently_index ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_orderkey_hash_index | | CREATE INDEX lineitem_orderkey_hash_index ON public.lineitem USING hash (l_partkey)
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public | lineitem | lineitem_orderkey_index | | CREATE INDEX lineitem_orderkey_index ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_orderkey_index_new | | CREATE INDEX lineitem_orderkey_index_new ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_partial_index | | CREATE INDEX lineitem_partial_index ON public.lineitem USING btree (l_shipdate) WHERE (l_shipdate < '01-01-1995'::date)
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public | lineitem | lineitem_partkey_desc_index | | CREATE INDEX lineitem_partkey_desc_index ON public.lineitem USING btree (l_partkey DESC)
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public | lineitem | lineitem_pkey | | CREATE UNIQUE INDEX lineitem_pkey ON public.lineitem USING btree (l_orderkey, l_linenumber)
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public | lineitem | lineitem_time_index | | CREATE INDEX lineitem_time_index ON public.lineitem USING btree (l_shipdate)
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(16 rows)
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\c - - - :worker_1_port
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SELECT count(*) FROM pg_indexes WHERE tablename = (SELECT relname FROM pg_class WHERE relname LIKE 'lineitem%' ORDER BY relname LIMIT 1);
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count
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---------------------------------------------------------------------
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9
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(1 row)
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SELECT count(*) FROM pg_indexes WHERE tablename LIKE 'index_test_hash%';
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count
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---------------------------------------------------------------------
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32
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(1 row)
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SELECT count(*) FROM pg_indexes WHERE tablename LIKE 'index_test_range%';
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count
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---------------------------------------------------------------------
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6
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(1 row)
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SELECT count(*) FROM pg_indexes WHERE tablename LIKE 'index_test_append%';
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count
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---------------------------------------------------------------------
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0
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(1 row)
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\c - - - :master_port
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SET search_path TO multi_index_statements, public;
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-- Verify that we error out on unsupported statement types
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CREATE UNIQUE INDEX try_index ON public.lineitem (l_orderkey);
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ERROR: creating unique indexes on append-partitioned tables is currently unsupported
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CREATE INDEX try_index ON lineitem (l_orderkey) TABLESPACE newtablespace;
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ERROR: specifying tablespaces with CREATE INDEX statements is currently unsupported
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CREATE UNIQUE INDEX try_unique_range_index ON index_test_range(b);
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ERROR: creating unique indexes on non-partition columns is currently unsupported
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CREATE UNIQUE INDEX try_unique_range_index_partial ON index_test_range(b) WHERE c IS NOT NULL;
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ERROR: creating unique indexes on non-partition columns is currently unsupported
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CREATE UNIQUE INDEX try_unique_hash_index ON index_test_hash(b);
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ERROR: creating unique indexes on non-partition columns is currently unsupported
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CREATE UNIQUE INDEX try_unique_hash_index_partial ON index_test_hash(b) WHERE c IS NOT NULL;
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ERROR: creating unique indexes on non-partition columns is currently unsupported
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CREATE UNIQUE INDEX try_unique_append_index ON index_test_append(b);
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ERROR: creating unique indexes on append-partitioned tables is currently unsupported
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CREATE UNIQUE INDEX try_unique_append_index ON index_test_append(a);
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ERROR: creating unique indexes on append-partitioned tables is currently unsupported
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CREATE UNIQUE INDEX try_unique_append_index_a_b ON index_test_append(a,b);
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ERROR: creating unique indexes on append-partitioned tables is currently unsupported
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-- Verify that we error out in case of postgres errors on supported statement
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-- types.
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CREATE INDEX lineitem_orderkey_index ON lineitem (l_orderkey);
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ERROR: relation "lineitem_orderkey_index" already exists
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CREATE INDEX try_index ON lineitem USING gist (l_orderkey);
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ERROR: data type bigint has no default operator class for access method "gist"
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HINT: You must specify an operator class for the index or define a default operator class for the data type.
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CREATE INDEX try_index ON lineitem (non_existent_column);
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ERROR: column "non_existent_column" does not exist
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CREATE INDEX ON lineitem (l_orderkey);
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ERROR: creating index without a name on a distributed table is currently unsupported
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-- Verify that none of failed indexes got created on the master node
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SELECT * FROM pg_indexes WHERE tablename = 'lineitem' or tablename like 'index_test_%' ORDER BY indexname;
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schemaname | tablename | indexname | tablespace | indexdef
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---------------------------------------------------------------------
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multi_index_statements | index_test_hash | index_test_hash_index_a | | CREATE UNIQUE INDEX index_test_hash_index_a ON multi_index_statements.index_test_hash USING btree (a)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b | | CREATE UNIQUE INDEX index_test_hash_index_a_b ON multi_index_statements.index_test_hash USING btree (a, b)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b_c | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c ON multi_index_statements.index_test_hash USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash | index_test_hash_index_a_b_partial | | CREATE UNIQUE INDEX index_test_hash_index_a_b_partial ON multi_index_statements.index_test_hash USING btree (a, b) WHERE (c IS NOT NULL)
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multi_index_statements | index_test_range | index_test_range_index_a | | CREATE UNIQUE INDEX index_test_range_index_a ON multi_index_statements.index_test_range USING btree (a)
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multi_index_statements | index_test_range | index_test_range_index_a_b | | CREATE UNIQUE INDEX index_test_range_index_a_b ON multi_index_statements.index_test_range USING btree (a, b)
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multi_index_statements | index_test_range | index_test_range_index_a_b_partial | | CREATE UNIQUE INDEX index_test_range_index_a_b_partial ON multi_index_statements.index_test_range USING btree (a, b) WHERE (c IS NOT NULL)
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public | lineitem | lineitem_colref_index | | CREATE INDEX lineitem_colref_index ON public.lineitem USING btree (record_ne(lineitem.*, NULL::record))
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public | lineitem | lineitem_concurrently_index | | CREATE INDEX lineitem_concurrently_index ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_orderkey_hash_index | | CREATE INDEX lineitem_orderkey_hash_index ON public.lineitem USING hash (l_partkey)
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public | lineitem | lineitem_orderkey_index | | CREATE INDEX lineitem_orderkey_index ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_orderkey_index_new | | CREATE INDEX lineitem_orderkey_index_new ON public.lineitem USING btree (l_orderkey)
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public | lineitem | lineitem_partial_index | | CREATE INDEX lineitem_partial_index ON public.lineitem USING btree (l_shipdate) WHERE (l_shipdate < '01-01-1995'::date)
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public | lineitem | lineitem_partkey_desc_index | | CREATE INDEX lineitem_partkey_desc_index ON public.lineitem USING btree (l_partkey DESC)
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public | lineitem | lineitem_pkey | | CREATE UNIQUE INDEX lineitem_pkey ON public.lineitem USING btree (l_orderkey, l_linenumber)
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public | lineitem | lineitem_time_index | | CREATE INDEX lineitem_time_index ON public.lineitem USING btree (l_shipdate)
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(16 rows)
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--
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-- REINDEX
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--
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REINDEX INDEX lineitem_orderkey_index;
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REINDEX TABLE lineitem;
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REINDEX SCHEMA public;
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REINDEX DATABASE regression;
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REINDEX SYSTEM regression;
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--
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-- DROP INDEX
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--
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-- Verify that we can't drop multiple indexes in a single command
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DROP INDEX lineitem_orderkey_index, lineitem_partial_index;
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ERROR: cannot drop multiple distributed objects in a single command
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HINT: Try dropping each object in a separate DROP command.
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-- Verify that we can succesfully drop indexes
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DROP INDEX lineitem_orderkey_index;
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DROP INDEX lineitem_orderkey_index_new;
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DROP INDEX lineitem_partkey_desc_index;
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DROP INDEX lineitem_partial_index;
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DROP INDEX lineitem_colref_index;
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-- Verify that we handle if exists statements correctly
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DROP INDEX non_existent_index;
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ERROR: index "non_existent_index" does not exist
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DROP INDEX IF EXISTS non_existent_index;
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NOTICE: index "non_existent_index" does not exist, skipping
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DROP INDEX IF EXISTS lineitem_orderkey_hash_index;
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DROP INDEX lineitem_orderkey_hash_index;
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ERROR: index "lineitem_orderkey_hash_index" does not exist
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DROP INDEX index_test_range_index_a;
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DROP INDEX index_test_range_index_a_b;
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DROP INDEX index_test_range_index_a_b_partial;
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DROP INDEX index_test_hash_index_a;
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DROP INDEX index_test_hash_index_a_b;
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DROP INDEX index_test_hash_index_a_b_partial;
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-- Verify that we can drop indexes concurrently
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DROP INDEX CONCURRENTLY lineitem_concurrently_index;
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-- Verify that all the indexes are dropped from the master and one worker node.
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-- As there's a primary key, so exclude those from this check.
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SELECT indrelid::regclass, indexrelid::regclass FROM pg_index WHERE indrelid = (SELECT relname FROM pg_class WHERE relname LIKE 'lineitem%' ORDER BY relname LIMIT 1)::regclass AND NOT indisprimary AND indexrelid::regclass::text NOT LIKE 'lineitem_time_index%';
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indrelid | indexrelid
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---------------------------------------------------------------------
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(0 rows)
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SELECT * FROM pg_indexes WHERE tablename LIKE 'index_test_%' ORDER BY indexname;
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schemaname | tablename | indexname | tablespace | indexdef
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---------------------------------------------------------------------
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multi_index_statements | index_test_hash | index_test_hash_index_a_b_c | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c ON multi_index_statements.index_test_hash USING btree (a) INCLUDE (b, c)
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(1 row)
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\c - - - :worker_1_port
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SELECT indrelid::regclass, indexrelid::regclass FROM pg_index WHERE indrelid = (SELECT relname FROM pg_class WHERE relname LIKE 'lineitem%' ORDER BY relname LIMIT 1)::regclass AND NOT indisprimary AND indexrelid::regclass::text NOT LIKE 'lineitem_time_index%';
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indrelid | indexrelid
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---------------------------------------------------------------------
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(0 rows)
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SELECT * FROM pg_indexes WHERE tablename LIKE 'index_test_%' ORDER BY indexname;
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schemaname | tablename | indexname | tablespace | indexdef
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---------------------------------------------------------------------
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multi_index_statements | index_test_hash_102082 | index_test_hash_index_a_b_c_102082 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102082 ON multi_index_statements.index_test_hash_102082 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102083 | index_test_hash_index_a_b_c_102083 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102083 ON multi_index_statements.index_test_hash_102083 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102084 | index_test_hash_index_a_b_c_102084 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102084 ON multi_index_statements.index_test_hash_102084 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102085 | index_test_hash_index_a_b_c_102085 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102085 ON multi_index_statements.index_test_hash_102085 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102086 | index_test_hash_index_a_b_c_102086 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102086 ON multi_index_statements.index_test_hash_102086 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102087 | index_test_hash_index_a_b_c_102087 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102087 ON multi_index_statements.index_test_hash_102087 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102088 | index_test_hash_index_a_b_c_102088 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102088 ON multi_index_statements.index_test_hash_102088 USING btree (a) INCLUDE (b, c)
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multi_index_statements | index_test_hash_102089 | index_test_hash_index_a_b_c_102089 | | CREATE UNIQUE INDEX index_test_hash_index_a_b_c_102089 ON multi_index_statements.index_test_hash_102089 USING btree (a) INCLUDE (b, c)
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(8 rows)
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-- create index that will conflict with master operations
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CREATE INDEX CONCURRENTLY ith_b_idx_102089 ON multi_index_statements.index_test_hash_102089(b);
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\c - - - :master_port
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SET search_path TO multi_index_statements;
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-- should fail because worker index already exists
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CREATE INDEX CONCURRENTLY ith_b_idx ON index_test_hash(b);
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ERROR: CONCURRENTLY-enabled index command failed
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DETAIL: CONCURRENTLY-enabled index commands can fail partially, leaving behind an INVALID index.
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HINT: Use DROP INDEX CONCURRENTLY IF EXISTS to remove the invalid index, then retry the original command.
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-- the failure results in an INVALID index
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SELECT indisvalid AS "Index Valid?" FROM pg_index WHERE indexrelid='ith_b_idx'::regclass;
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Index Valid?
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---------------------------------------------------------------------
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f
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(1 row)
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-- we can clean it up and recreate with an DROP IF EXISTS
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DROP INDEX CONCURRENTLY IF EXISTS ith_b_idx;
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CREATE INDEX CONCURRENTLY ith_b_idx ON index_test_hash(b);
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SELECT indisvalid AS "Index Valid?" FROM pg_index WHERE indexrelid='ith_b_idx'::regclass;
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Index Valid?
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---------------------------------------------------------------------
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t
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(1 row)
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\c - - - :worker_1_port
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SET search_path TO multi_index_statements;
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-- now drop shard index to test partial master DROP failure
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DROP INDEX CONCURRENTLY ith_b_idx_102089;
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\c - - - :master_port
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SET search_path TO multi_index_statements;
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SET citus.next_shard_id TO 103080;
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SET citus.shard_count TO 32;
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SET citus.shard_replication_factor TO 1;
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-- the following tests are intended to show that
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-- Citus does not get into self-deadlocks because
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-- of long index names. So, make sure that we have
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-- enough remote connections to trigger the case
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SET citus.force_max_query_parallelization TO ON;
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CREATE TABLE test_index_creation1
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(
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tenant_id integer NOT NULL,
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timeperiod timestamp without time zone NOT NULL,
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field1 integer NOT NULL,
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inserted_utc timestamp without time zone NOT NULL DEFAULT now(),
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PRIMARY KEY(tenant_id, timeperiod)
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) PARTITION BY RANGE (timeperiod);
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select create_distributed_table('test_index_creation1', 'tenant_id');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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-- should be able to create short named indexes in parallel
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-- as there are no partitions even if the index name is too long
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SET client_min_messages TO DEBUG1;
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CREATE INDEX ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1
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ON test_index_creation1 USING btree
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(tenant_id, timeperiod);
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NOTICE: identifier "ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1" will be truncated to "ix_test_index_creation1_ix_test_index_creation1_ix_test_index_c"
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RESET client_min_messages;
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CREATE TABLE test_index_creation1_p2020_09_26 PARTITION OF test_index_creation1 FOR VALUES FROM ('2020-09-26 00:00:00') TO ('2020-09-27 00:00:00');
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CREATE TABLE test_index_creation1_p2020_09_27 PARTITION OF test_index_creation1 FOR VALUES FROM ('2020-09-27 00:00:00') TO ('2020-09-28 00:00:00');
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-- should switch to sequential execution as the index name on the partition is
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-- longer than 63
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SET client_min_messages TO DEBUG1;
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CREATE INDEX ix_test_index_creation2
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ON test_index_creation1 USING btree
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(tenant_id, timeperiod);
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DEBUG: the index name on the shards of the partition is too long, switching to sequential execution mode to prevent self deadlocks: test_index_creation1_p2020_09_26_10311_tenant_id_timeperiod_idx
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-- same test with schema qualified
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SET search_path TO public;
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CREATE INDEX ix_test_index_creation3
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ON multi_index_statements.test_index_creation1 USING btree
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(tenant_id, timeperiod);
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DEBUG: the index name on the shards of the partition is too long, switching to sequential execution mode to prevent self deadlocks: test_index_creation1_p2020_09_26_10311_tenant_id_timeperiod_idx
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SET search_path TO multi_index_statements;
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-- we cannot switch to sequential execution
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-- after a parallel query
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BEGIN;
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SELECT count(*) FROM test_index_creation1;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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CREATE INDEX ix_test_index_creation4
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ON test_index_creation1 USING btree
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(tenant_id, timeperiod);
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ERROR: The index name (test_index_creation1_p2020_09_26_10311_tenant_id_timeperiod_idx) on a shard is too long and could lead to deadlocks when executed in a transaction block after a parallel query
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HINT: Try re-running the transaction with "SET LOCAL citus.multi_shard_modify_mode TO 'sequential';"
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ROLLBACK;
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-- try inside a sequential block
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BEGIN;
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SET LOCAL citus.multi_shard_modify_mode TO 'sequential';
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SELECT count(*) FROM test_index_creation1;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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CREATE INDEX ix_test_index_creation4
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ON test_index_creation1 USING btree
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(tenant_id, timeperiod);
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DEBUG: the index name on the shards of the partition is too long, switching to sequential execution mode to prevent self deadlocks: test_index_creation1_p2020_09_26_10311_tenant_id_timeperiod_idx
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ROLLBACK;
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-- should be able to create indexes with INCLUDE/WHERE
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CREATE INDEX ix_test_index_creation5 ON test_index_creation1
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USING btree(tenant_id, timeperiod)
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INCLUDE (field1) WHERE (tenant_id = 100);
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DEBUG: the index name on the shards of the partition is too long, switching to sequential execution mode to prevent self deadlocks: test_index_creation1_p2020_09_2_tenant_id_timeperiod_field1_idx
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CREATE UNIQUE INDEX ix_test_index_creation6 ON test_index_creation1
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USING btree(tenant_id, timeperiod);
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DEBUG: the index name on the shards of the partition is too long, switching to sequential execution mode to prevent self deadlocks: test_index_creation1_p2020_09_26_10311_tenant_id_timeperiod_idx
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-- should be able to create short named indexes in parallel
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-- as the table/index name is short
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CREATE INDEX f1
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ON test_index_creation1 USING btree
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(field1);
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SET citus.force_max_query_parallelization TO OFF;
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SET client_min_messages TO ERROR;
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\set VERBOSITY terse
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DROP INDEX f1;
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DROP INDEX ix_test_index_creation2;
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DROP INDEX ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1_ix_test_index_creation1;
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DROP INDEX CONCURRENTLY ith_b_idx;
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ERROR: CONCURRENTLY-enabled index command failed
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-- the failure results in an INVALID index
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SELECT indisvalid AS "Index Valid?" FROM pg_index WHERE indexrelid='ith_b_idx'::regclass;
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Index Valid?
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---------------------------------------------------------------------
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f
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(1 row)
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-- final clean up
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DROP INDEX CONCURRENTLY IF EXISTS ith_b_idx;
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DROP SCHEMA multi_index_statements CASCADE;
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