mirror of https://github.com/citusdata/citus.git
676 lines
26 KiB
Plaintext
676 lines
26 KiB
Plaintext
CREATE SCHEMA generated_identities;
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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SET citus.shard_replication_factor TO 1;
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SELECT 1 from citus_add_node('localhost', :master_port, groupId=>0);
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?column?
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---------------------------------------------------------------------
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1
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(1 row)
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CREATE TABLE smallint_identity_column (
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a smallint GENERATED BY DEFAULT AS IDENTITY
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);
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CREATE VIEW verify_smallint_identity_column AS
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SELECT attidentity, attgenerated FROM pg_attribute WHERE attrelid = 'smallint_identity_column'::regclass AND attname = 'a';
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BEGIN;
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SELECT create_distributed_table('smallint_identity_column', 'a');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_smallint_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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BEGIN;
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SELECT create_reference_table('smallint_identity_column');
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create_reference_table
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_smallint_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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BEGIN;
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SELECT citus_add_local_table_to_metadata('smallint_identity_column');
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citus_add_local_table_to_metadata
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_smallint_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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SELECT create_distributed_table_concurrently('smallint_identity_column', 'a');
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create_distributed_table_concurrently
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_smallint_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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SELECT result FROM run_command_on_workers('INSERT INTO generated_identities.smallint_identity_column (a) VALUES (DEFAULT);');
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result
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---------------------------------------------------------------------
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ERROR: nextval: reached maximum value of sequence "smallint_identity_column_a_seq" (32767)
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ERROR: nextval: reached maximum value of sequence "smallint_identity_column_a_seq" (32767)
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(2 rows)
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DROP TABLE smallint_identity_column CASCADE;
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CREATE TABLE int_identity_column (
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a int GENERATED BY DEFAULT AS IDENTITY
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);
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CREATE VIEW verify_int_identity_column AS
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SELECT attidentity, attgenerated FROM pg_attribute WHERE attrelid = 'int_identity_column'::regclass AND attname = 'a';
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BEGIN;
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SELECT create_distributed_table('int_identity_column', 'a');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_int_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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BEGIN;
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SELECT create_reference_table('int_identity_column');
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create_reference_table
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_int_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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BEGIN;
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SELECT citus_add_local_table_to_metadata('int_identity_column');
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citus_add_local_table_to_metadata
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_int_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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ROLLBACK;
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SELECT create_distributed_table_concurrently('int_identity_column', 'a');
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create_distributed_table_concurrently
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---------------------------------------------------------------------
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(1 row)
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SELECT * FROM verify_int_identity_column;
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attidentity | attgenerated
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---------------------------------------------------------------------
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d |
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(1 row)
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SELECT result FROM run_command_on_workers('INSERT INTO generated_identities.int_identity_column (a) VALUES (DEFAULT);');
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result
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---------------------------------------------------------------------
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ERROR: nextval: reached maximum value of sequence "int_identity_column_a_seq" (2147483647)
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ERROR: nextval: reached maximum value of sequence "int_identity_column_a_seq" (2147483647)
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(2 rows)
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DROP TABLE int_identity_column CASCADE;
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CREATE TABLE reference_int_identity_column (
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a int GENERATED BY DEFAULT AS IDENTITY
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);
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SELECT create_reference_table('reference_int_identity_column');
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create_reference_table
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---------------------------------------------------------------------
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(1 row)
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INSERT INTO generated_identities.reference_int_identity_column (a) VALUES (DEFAULT) RETURNING a;
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a
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT result FROM run_command_on_workers('INSERT INTO generated_identities.reference_int_identity_column (a) VALUES (DEFAULT);');
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result
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---------------------------------------------------------------------
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ERROR: nextval: reached maximum value of sequence "reference_int_identity_column_a_seq" (2147483647)
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ERROR: nextval: reached maximum value of sequence "reference_int_identity_column_a_seq" (2147483647)
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(2 rows)
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CREATE TABLE citus_local_int_identity_column (
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a int GENERATED BY DEFAULT AS IDENTITY
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);
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SELECT citus_add_local_table_to_metadata('citus_local_int_identity_column');
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citus_add_local_table_to_metadata
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---------------------------------------------------------------------
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(1 row)
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INSERT INTO generated_identities.citus_local_int_identity_column (a) VALUES (DEFAULT) RETURNING a;
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a
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT result FROM run_command_on_workers('INSERT INTO generated_identities.citus_local_int_identity_column (a) VALUES (DEFAULT);');
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result
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---------------------------------------------------------------------
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ERROR: nextval: reached maximum value of sequence "citus_local_int_identity_column_a_seq" (2147483647)
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ERROR: nextval: reached maximum value of sequence "citus_local_int_identity_column_a_seq" (2147483647)
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(2 rows)
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DROP TABLE reference_int_identity_column, citus_local_int_identity_column;
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RESET citus.shard_replication_factor;
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CREATE TABLE bigint_identity_column (
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a bigint GENERATED BY DEFAULT AS IDENTITY,
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b int
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);
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SELECT citus_add_local_table_to_metadata('bigint_identity_column');
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citus_add_local_table_to_metadata
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---------------------------------------------------------------------
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(1 row)
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DROP TABLE bigint_identity_column;
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CREATE TABLE bigint_identity_column (
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a bigint GENERATED BY DEFAULT AS IDENTITY,
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b int
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);
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SELECT create_distributed_table('bigint_identity_column', 'a');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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\d bigint_identity_column
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Table "generated_identities.bigint_identity_column"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | integer | | |
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\c - - - :worker_1_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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INSERT INTO bigint_identity_column (b)
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SELECT s FROM generate_series(1,10) s;
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\d generated_identities.bigint_identity_column
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Table "generated_identities.bigint_identity_column"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | integer | | |
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\c - - - :master_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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INSERT INTO bigint_identity_column (b)
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SELECT s FROM generate_series(11,20) s;
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SELECT * FROM bigint_identity_column ORDER BY B ASC;
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a | b
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---------------------------------------------------------------------
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3940649673949185 | 1
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3940649673949186 | 2
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3940649673949187 | 3
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3940649673949188 | 4
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3940649673949189 | 5
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3940649673949190 | 6
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3940649673949191 | 7
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3940649673949192 | 8
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3940649673949193 | 9
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3940649673949194 | 10
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1 | 11
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2 | 12
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3 | 13
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4 | 14
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5 | 15
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6 | 16
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7 | 17
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8 | 18
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9 | 19
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10 | 20
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(20 rows)
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-- table with identity column cannot be altered.
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SELECT alter_distributed_table('bigint_identity_column', 'b');
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ERROR: cannot complete operation on a table with identity column
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-- table with identity column cannot be undistributed.
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SELECT undistribute_table('bigint_identity_column');
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ERROR: cannot complete operation on a table with identity column
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DROP TABLE bigint_identity_column;
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-- create a partitioned table for testing.
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CREATE TABLE partitioned_table (
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a bigint CONSTRAINT myconname GENERATED BY DEFAULT AS IDENTITY (START WITH 10 INCREMENT BY 10),
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b bigint GENERATED ALWAYS AS IDENTITY (START WITH 10 INCREMENT BY 10),
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c int
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)
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PARTITION BY RANGE (c);
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CREATE TABLE partitioned_table_1_50 PARTITION OF partitioned_table FOR VALUES FROM (1) TO (50);
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CREATE TABLE partitioned_table_50_500 PARTITION OF partitioned_table FOR VALUES FROM (50) TO (1000);
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SELECT create_distributed_table('partitioned_table', 'a');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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\d partitioned_table
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Partitioned table "generated_identities.partitioned_table"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | bigint | | not null | generated always as identity
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c | integer | | |
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Partition key: RANGE (c)
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Number of partitions: 2 (Use \d+ to list them.)
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\c - - - :worker_1_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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\d generated_identities.partitioned_table
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Partitioned table "generated_identities.partitioned_table"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | bigint | | not null | generated always as identity
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c | integer | | |
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Partition key: RANGE (c)
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Number of partitions: 2 (Use \d+ to list them.)
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insert into partitioned_table (c) values (1);
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insert into partitioned_table (c) SELECT 2;
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INSERT INTO partitioned_table (c)
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SELECT s FROM generate_series(3,7) s;
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\c - - - :master_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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INSERT INTO partitioned_table (c)
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SELECT s FROM generate_series(10,20) s;
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INSERT INTO partitioned_table (a,c) VALUES (998,998);
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INSERT INTO partitioned_table (a,b,c) OVERRIDING SYSTEM VALUE VALUES (999,999,999);
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SELECT * FROM partitioned_table ORDER BY c ASC;
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a | b | c
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---------------------------------------------------------------------
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3940649673949185 | 3940649673949185 | 1
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3940649673949195 | 3940649673949195 | 2
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3940649673949205 | 3940649673949205 | 3
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3940649673949215 | 3940649673949215 | 4
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3940649673949225 | 3940649673949225 | 5
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3940649673949235 | 3940649673949235 | 6
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3940649673949245 | 3940649673949245 | 7
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10 | 10 | 10
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20 | 20 | 11
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30 | 30 | 12
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40 | 40 | 13
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50 | 50 | 14
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60 | 60 | 15
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70 | 70 | 16
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80 | 80 | 17
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90 | 90 | 18
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100 | 100 | 19
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110 | 110 | 20
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998 | 120 | 998
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999 | 999 | 999
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(20 rows)
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-- alter table .. alter column .. add is unsupported
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ALTER TABLE partitioned_table ALTER COLUMN g ADD GENERATED ALWAYS AS IDENTITY;
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ERROR: alter table command is currently unsupported
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DETAIL: Only ADD|DROP COLUMN, SET|DROP NOT NULL, SET|DROP DEFAULT, ADD|DROP|VALIDATE CONSTRAINT, SET (), RESET (), ENABLE|DISABLE|NO FORCE|FORCE ROW LEVEL SECURITY, ATTACH|DETACH PARTITION and TYPE subcommands are supported.
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-- alter table .. alter column is unsupported
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ALTER TABLE partitioned_table ALTER COLUMN b TYPE int;
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ERROR: cannot execute ALTER COLUMN command involving identity column
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DROP TABLE partitioned_table;
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-- create a table for reference table testing.
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CREATE TABLE reference_table (
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a bigint CONSTRAINT myconname GENERATED BY DEFAULT AS IDENTITY (START WITH 10 INCREMENT BY 10),
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b bigint GENERATED ALWAYS AS IDENTITY (START WITH 10 INCREMENT BY 10) UNIQUE,
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c int
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);
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SELECT create_reference_table('reference_table');
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create_reference_table
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---------------------------------------------------------------------
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(1 row)
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\d reference_table
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Table "generated_identities.reference_table"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | bigint | | not null | generated always as identity
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c | integer | | |
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Indexes:
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"reference_table_b_key" UNIQUE CONSTRAINT, btree (b)
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\c - - - :worker_1_port
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SET search_path TO generated_identities;
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\d generated_identities.reference_table
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Table "generated_identities.reference_table"
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Column | Type | Collation | Nullable | Default
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---------------------------------------------------------------------
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a | bigint | | not null | generated by default as identity
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b | bigint | | not null | generated always as identity
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c | integer | | |
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Indexes:
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"reference_table_b_key" UNIQUE CONSTRAINT, btree (b)
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INSERT INTO reference_table (c)
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SELECT s FROM generate_series(1,10) s;
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--on master
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select * from reference_table;
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a | b | c
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---------------------------------------------------------------------
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3940649673949185 | 3940649673949185 | 1
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3940649673949195 | 3940649673949195 | 2
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3940649673949205 | 3940649673949205 | 3
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3940649673949215 | 3940649673949215 | 4
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3940649673949225 | 3940649673949225 | 5
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3940649673949235 | 3940649673949235 | 6
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3940649673949245 | 3940649673949245 | 7
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3940649673949255 | 3940649673949255 | 8
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3940649673949265 | 3940649673949265 | 9
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3940649673949275 | 3940649673949275 | 10
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(10 rows)
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\c - - - :master_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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INSERT INTO reference_table (c)
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SELECT s FROM generate_series(11,20) s;
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SELECT * FROM reference_table ORDER BY c ASC;
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a | b | c
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---------------------------------------------------------------------
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3940649673949185 | 3940649673949185 | 1
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3940649673949195 | 3940649673949195 | 2
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3940649673949205 | 3940649673949205 | 3
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3940649673949215 | 3940649673949215 | 4
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3940649673949225 | 3940649673949225 | 5
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3940649673949235 | 3940649673949235 | 6
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3940649673949245 | 3940649673949245 | 7
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3940649673949255 | 3940649673949255 | 8
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3940649673949265 | 3940649673949265 | 9
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3940649673949275 | 3940649673949275 | 10
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10 | 10 | 11
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20 | 20 | 12
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30 | 30 | 13
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40 | 40 | 14
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50 | 50 | 15
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60 | 60 | 16
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70 | 70 | 17
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80 | 80 | 18
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90 | 90 | 19
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100 | 100 | 20
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(20 rows)
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DROP TABLE reference_table;
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CREATE TABLE color (
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color_id BIGINT GENERATED ALWAYS AS IDENTITY UNIQUE,
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color_name VARCHAR NOT NULL
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);
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-- https://github.com/citusdata/citus/issues/6694
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CREATE USER identity_test_user;
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GRANT INSERT ON color TO identity_test_user;
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GRANT USAGE ON SCHEMA generated_identities TO identity_test_user;
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SET ROLE identity_test_user;
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SELECT create_distributed_table('color', 'color_id');
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ERROR: must be owner of table color
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SET ROLE postgres;
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SET citus.shard_replication_factor TO 1;
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SELECT create_distributed_table_concurrently('color', 'color_id');
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create_distributed_table_concurrently
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---------------------------------------------------------------------
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(1 row)
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RESET citus.shard_replication_factor;
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\c - identity_test_user - :worker_1_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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INSERT INTO color(color_name) VALUES ('Blue');
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\c - postgres - :master_port
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SET search_path TO generated_identities;
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SET client_min_messages to ERROR;
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SET citus.next_shard_id TO 12400000;
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DROP TABLE Color;
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CREATE TABLE color (
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color_id BIGINT GENERATED ALWAYS AS IDENTITY UNIQUE,
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color_name VARCHAR NOT NULL
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) USING columnar;
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SELECT create_distributed_table('color', 'color_id');
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create_distributed_table
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---------------------------------------------------------------------
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(1 row)
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INSERT INTO color(color_name) VALUES ('Blue');
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\d+ color
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Table "generated_identities.color"
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Column | Type | Collation | Nullable | Default | Storage | Stats target | Description
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---------------------------------------------------------------------
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color_id | bigint | | not null | generated always as identity | plain | |
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color_name | character varying | | not null | | extended | |
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Indexes:
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"color_color_id_key" UNIQUE CONSTRAINT, btree (color_id)
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\c - - - :worker_1_port
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SET search_path TO generated_identities;
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\d+ color
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Table "generated_identities.color"
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Column | Type | Collation | Nullable | Default | Storage | Stats target | Description
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---------------------------------------------------------------------
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color_id | bigint | | not null | generated always as identity | plain | |
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color_name | character varying | | not null | | extended | |
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Indexes:
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"color_color_id_key" UNIQUE CONSTRAINT, btree (color_id)
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INSERT INTO color(color_name) VALUES ('Red');
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-- alter sequence .. restart
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ALTER SEQUENCE color_color_id_seq RESTART WITH 1000;
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ERROR: Altering a distributed sequence is currently not supported.
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-- override system value
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INSERT INTO color(color_id, color_name) VALUES (1, 'Red');
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ERROR: cannot insert a non-DEFAULT value into column "color_id"
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DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
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HINT: Use OVERRIDING SYSTEM VALUE to override.
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INSERT INTO color(color_id, color_name) VALUES (NULL, 'Red');
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|
ERROR: cannot insert a non-DEFAULT value into column "color_id"
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
HINT: Use OVERRIDING SYSTEM VALUE to override.
|
|
INSERT INTO color(color_id, color_name) OVERRIDING SYSTEM VALUE VALUES (1, 'Red');
|
|
ERROR: duplicate key value violates unique constraint "color_color_id_key_12400000"
|
|
DETAIL: Key (color_id)=(1) already exists.
|
|
CONTEXT: while executing command on localhost:xxxxx
|
|
-- update null or custom value
|
|
UPDATE color SET color_id = NULL;
|
|
ERROR: column "color_id" can only be updated to DEFAULT
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
UPDATE color SET color_id = 1;
|
|
ERROR: column "color_id" can only be updated to DEFAULT
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
\c - postgres - :master_port
|
|
SET search_path TO generated_identities;
|
|
SET client_min_messages to ERROR;
|
|
-- alter table .. add column .. GENERATED .. AS IDENTITY
|
|
ALTER TABLE color ADD COLUMN color_id BIGINT GENERATED ALWAYS AS IDENTITY;
|
|
ERROR: cannot execute ADD COLUMN commands involving identity columns when metadata is synchronized to workers
|
|
-- alter sequence .. restart
|
|
ALTER SEQUENCE color_color_id_seq RESTART WITH 1000;
|
|
ERROR: Altering a distributed sequence is currently not supported.
|
|
-- override system value
|
|
INSERT INTO color(color_id, color_name) VALUES (1, 'Red');
|
|
ERROR: cannot insert a non-DEFAULT value into column "color_id"
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
HINT: Use OVERRIDING SYSTEM VALUE to override.
|
|
INSERT INTO color(color_id, color_name) VALUES (NULL, 'Red');
|
|
ERROR: cannot insert a non-DEFAULT value into column "color_id"
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
HINT: Use OVERRIDING SYSTEM VALUE to override.
|
|
INSERT INTO color(color_id, color_name) OVERRIDING SYSTEM VALUE VALUES (1, 'Red');
|
|
ERROR: duplicate key value violates unique constraint "color_color_id_key_12400000"
|
|
DETAIL: Key (color_id)=(1) already exists.
|
|
CONTEXT: while executing command on localhost:xxxxx
|
|
-- update null or custom value
|
|
UPDATE color SET color_id = NULL;
|
|
ERROR: column "color_id" can only be updated to DEFAULT
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
UPDATE color SET color_id = 1;
|
|
ERROR: column "color_id" can only be updated to DEFAULT
|
|
DETAIL: Column "color_id" is an identity column defined as GENERATED ALWAYS.
|
|
DROP TABLE IF EXISTS test;
|
|
CREATE TABLE test (x int, y int, z bigint generated by default as identity);
|
|
SELECT create_distributed_table('test', 'x', colocate_with := 'none');
|
|
create_distributed_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
INSERT INTO test VALUES (1,2);
|
|
INSERT INTO test SELECT x, y FROM test WHERE x = 1;
|
|
SELECT * FROM test;
|
|
x | y | z
|
|
---------------------------------------------------------------------
|
|
1 | 2 | 1
|
|
1 | 2 | 2
|
|
(2 rows)
|
|
|
|
-- Test for issue #7887 Fix insert select planner to exclude identity columns from target list on partial inserts
|
|
-- https://github.com/citusdata/citus/pull/7911
|
|
CREATE TABLE local1 (
|
|
id text not null primary key
|
|
);
|
|
CREATE TABLE reference1 (
|
|
id int not null primary key,
|
|
reference_col1 text not null
|
|
);
|
|
SELECT create_reference_table('reference1');
|
|
create_reference_table
|
|
---------------------------------------------------------------------
|
|
|
|
(1 row)
|
|
|
|
CREATE TABLE local2 (
|
|
id int not null generated always as identity,
|
|
local1fk text not null,
|
|
reference1fk int not null,
|
|
constraint loc1fk foreign key (local1fk) references local1(id),
|
|
constraint reference1fk foreign key (reference1fk) references reference1(id),
|
|
constraint testlocpk primary key (id)
|
|
);
|
|
INSERT INTO local1(id) VALUES ('aaaaa'), ('bbbbb'), ('ccccc');
|
|
INSERT INTO reference1(id, reference_col1) VALUES (1, 'test'), (2, 'test2'), (3, 'test3');
|
|
--
|
|
-- Partial insert: omit the identity column
|
|
-- This triggers the known bug in older code paths if not fixed.
|
|
--
|
|
INSERT INTO local2(local1fk, reference1fk)
|
|
SELECT id, 1
|
|
FROM local1;
|
|
-- Check inserted rows in local2
|
|
SELECT * FROM local2;
|
|
id | local1fk | reference1fk
|
|
---------------------------------------------------------------------
|
|
1 | aaaaa | 1
|
|
2 | bbbbb | 1
|
|
3 | ccccc | 1
|
|
(3 rows)
|
|
|
|
-- We do a "INSERT INTO local2(id, local1fk, reference1fk) SELECT 9999, id, 2" which
|
|
-- should fail under normal PG rules if no OVERRIDING clause is used.
|
|
INSERT INTO local2(id, local1fk, reference1fk)
|
|
SELECT 9999, id, 2 FROM local1 LIMIT 1;
|
|
ERROR: cannot insert a non-DEFAULT value into column "id"
|
|
DETAIL: Column "id" is an identity column defined as GENERATED ALWAYS.
|
|
HINT: Use OVERRIDING SYSTEM VALUE to override.
|
|
-- Using OVERRIDING SYSTEM VALUE to override ALWAYS identity
|
|
INSERT INTO local2(id, local1fk, reference1fk)
|
|
OVERRIDING SYSTEM VALUE
|
|
SELECT 9999, id, 2 FROM local1 LIMIT 1;
|
|
-- Create a second table with BY DEFAULT identity to test different identity mode
|
|
CREATE TABLE local2_bydefault (
|
|
id int NOT NULL GENERATED BY DEFAULT AS IDENTITY,
|
|
local1fk text NOT NULL,
|
|
reference1fk int NOT NULL,
|
|
CONSTRAINT loc1fk_bd FOREIGN KEY (local1fk) REFERENCES local1(id),
|
|
CONSTRAINT reference1fk_bd FOREIGN KEY (reference1fk) REFERENCES reference1(id),
|
|
CONSTRAINT testlocpk_bd PRIMARY KEY (id)
|
|
);
|
|
INSERT INTO local1(id) VALUES ('xxxxx'), ('yyyyy'), ('ddddd'), ('zzzzz');
|
|
INSERT INTO local2_bydefault(local1fk, reference1fk)
|
|
SELECT 'xxxxx', 1;
|
|
-- Show inserted row in local2_bydefault
|
|
SELECT * FROM local2_bydefault;
|
|
id | local1fk | reference1fk
|
|
---------------------------------------------------------------------
|
|
1 | xxxxx | 1
|
|
(1 row)
|
|
|
|
--
|
|
-- Overriding a BY DEFAULT identity with user value
|
|
-- (which is allowed even without OVERRIDING clause).
|
|
--
|
|
-- Provide explicit id for BY DEFAULT identity => no special OVERRIDING needed
|
|
INSERT INTO local2_bydefault(id, local1fk, reference1fk)
|
|
VALUES (5000, 'yyyyy', 2);
|
|
-- Show rows (we expect id=5000 and one with auto-generated ID)
|
|
SELECT * FROM local2_bydefault ORDER BY id;
|
|
id | local1fk | reference1fk
|
|
---------------------------------------------------------------------
|
|
1 | xxxxx | 1
|
|
5000 | yyyyy | 2
|
|
(2 rows)
|
|
|
|
-- Insert referencing reference1fk=3 => partial insert on both tables
|
|
INSERT INTO local2(local1fk, reference1fk)
|
|
VALUES ('ddddd', 3);
|
|
INSERT INTO local2_bydefault(local1fk, reference1fk)
|
|
SELECT 'zzzzz', 3;
|
|
-- Show final state of local2 and local2_bydefault
|
|
SELECT 'local2' as table_name, * FROM local2
|
|
UNION ALL
|
|
SELECT 'local2_bydefault', * FROM local2_bydefault
|
|
ORDER BY table_name, id;
|
|
table_name | id | local1fk | reference1fk
|
|
---------------------------------------------------------------------
|
|
local2 | 1 | aaaaa | 1
|
|
local2 | 2 | bbbbb | 1
|
|
local2 | 3 | ccccc | 1
|
|
local2 | 4 | ddddd | 3
|
|
local2 | 9999 | aaaaa | 2
|
|
local2_bydefault | 1 | xxxxx | 1
|
|
local2_bydefault | 2 | zzzzz | 3
|
|
local2_bydefault | 5000 | yyyyy | 2
|
|
(8 rows)
|
|
|
|
-- End of test for issue #7887
|
|
-- Cleanup
|
|
SET client_min_messages TO WARNING;
|
|
DROP SCHEMA generated_identities CASCADE;
|
|
DROP USER identity_test_user;
|