mirror of
https://github.com/GreptimeTeam/greptimedb.git
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7e61d1ae27
This patch support pg_database for pg_catalog, also add query replace, in fixtures.rs for the reason that datafusion do not support sql like 'select 1,1;' more can check issue #5344. Signed-off-by: yihong0618 <zouzou0208@gmail.com>
329 lines
9.1 KiB
Plaintext
329 lines
9.1 KiB
Plaintext
-- should not able to create pg_catalog
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create database pg_catalog;
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Error: 1004(InvalidArguments), Schema pg_catalog already exists
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-- session_user because session_user is based on the current user so is not null is for test
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-- SQLNESS PROTOCOL POSTGRES
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SELECT session_user is not null;
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+----------------------------+
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| session_user() IS NOT NULL |
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+----------------------------+
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| t |
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+----------------------------+
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-- session_user and current_schema
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-- SQLNESS PROTOCOL POSTGRES
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select current_schema();
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+------------------+
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| current_schema() |
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+------------------+
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| public |
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+------------------+
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-- search_path for pg using schema for now FIXME when support real search_path
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-- SQLNESS PROTOCOL POSTGRES
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show search_path;
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+-------------+
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| search_path |
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+-------------+
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| public |
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+-------------+
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-- set search_path for pg using schema for now FIXME when support real search_path
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create database test;
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Affected Rows: 1
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-- SQLNESS PROTOCOL POSTGRES
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set search_path to 'test';
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Affected Rows: 0
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drop database test;
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Affected Rows: 0
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-- SQLNESS PROTOCOL POSTGRES
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set search_path to 'public';
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Affected Rows: 0
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-- SQLNESS PROTOCOL POSTGRES
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select current_schema();
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+------------------+
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| current_schema() |
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+------------------+
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| public |
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+------------------+
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-- make sure all the pg_catalog tables are only visible to postgres
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select * from pg_catalog.pg_class;
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Error: 4001(TableNotFound), Failed to plan SQL: Table not found: greptime.pg_catalog.pg_class
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select * from pg_catalog.pg_namespace;
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Error: 4001(TableNotFound), Failed to plan SQL: Table not found: greptime.pg_catalog.pg_namespace
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select * from pg_catalog.pg_type;
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Error: 4001(TableNotFound), Failed to plan SQL: Table not found: greptime.pg_catalog.pg_type
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select * from pg_catalog.pg_database;
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Error: 4001(TableNotFound), Failed to plan SQL: Table not found: greptime.pg_catalog.pg_database
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-- SQLNESS PROTOCOL POSTGRES
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select * from pg_catalog.pg_type order by oid;
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+-----+-----------+--------+
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| oid | typname | typlen |
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+-----+-----------+--------+
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| 1 | String | -1 |
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| 2 | Binary | -1 |
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| 3 | Int8 | 1 |
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| 4 | Int16 | 2 |
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| 5 | Int32 | 4 |
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| 6 | Int64 | 8 |
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| 7 | UInt8 | 1 |
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| 8 | UInt16 | 2 |
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| 9 | UInt32 | 4 |
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| 10 | UInt64 | 8 |
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| 11 | Float32 | 4 |
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| 12 | Float64 | 8 |
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| 13 | Decimal | 16 |
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| 14 | Date | 4 |
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| 15 | DateTime | 8 |
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| 16 | Timestamp | 8 |
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| 17 | Time | 8 |
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| 18 | Duration | 8 |
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| 19 | Interval | 16 |
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| 20 | List | -1 |
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+-----+-----------+--------+
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-- SQLNESS PROTOCOL POSTGRES
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select * from pg_catalog.pg_database where datname = 'public';
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+------------+---------+
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| oid | datname |
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+------------+---------+
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| 3927743705 | public |
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+------------+---------+
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-- \d
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-- SQLNESS PROTOCOL POSTGRES
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SELECT n.nspname as "Schema",
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c.relname as "Name",
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CASE c.relkind WHEN 'r' THEN 'table' WHEN 'v' THEN 'view' WHEN 'm' THEN 'materialized view' WHEN 'i' THEN 'index' WHEN 'S' THEN 'sequence' WHEN 't' THEN 'TOAST table' WHEN 'f' THEN 'foreign table' WHEN 'p' THEN 'partitioned table' WHEN 'I' THEN 'partitioned index' END as "Type",
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pg_catalog.pg_get_userbyid(c.relowner) as "Owner"
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FROM pg_catalog.pg_class c
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LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
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WHERE c.relkind IN ('r','p','v','m','S','f','')
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AND n.nspname <> 'pg_catalog'
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AND n.nspname !~ '^pg_toast'
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AND n.nspname <> 'information_schema'
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AND pg_catalog.pg_table_is_visible(c.oid)
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ORDER BY 1,2;
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+--------+---------+-------+-------+
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| Schema | Name | Type | Owner |
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+--------+---------+-------+-------+
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| public | numbers | table | |
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+--------+---------+-------+-------+
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-- \dt
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-- SQLNESS PROTOCOL POSTGRES
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SELECT n.nspname as "Schema",
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c.relname as "Name",
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CASE c.relkind WHEN 'r' THEN 'table' WHEN 'v' THEN 'view' WHEN 'm' THEN 'materialized view' WHEN 'i' THEN 'index' WHEN 'S' THEN 'sequence' WHEN 't' THEN 'TOAST table' WHEN 'f' THEN 'foreign table' WHEN 'p' THEN 'partitioned table' WHEN 'I' THEN 'partitioned index' END as "Type",
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pg_catalog.pg_get_userbyid(c.relowner) as "Owner"
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FROM pg_catalog.pg_class c
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LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
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WHERE c.relkind IN ('r','p','')
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AND n.nspname <> 'pg_catalog'
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AND n.nspname !~ '^pg_toast'
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AND n.nspname <> 'information_schema'
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AND pg_catalog.pg_table_is_visible(c.oid)
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ORDER BY 1,2;
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+--------+---------+-------+-------+
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| Schema | Name | Type | Owner |
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+--------+---------+-------+-------+
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| public | numbers | table | |
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+--------+---------+-------+-------+
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-- make sure oid of namespace keep stable
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-- SQLNESS PROTOCOL POSTGRES
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SELECT * FROM pg_namespace ORDER BY oid;
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+------------+--------------------+
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| oid | nspname |
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+------------+--------------------+
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| 667359454 | pg_catalog |
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| 3174397350 | information_schema |
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| 3338153620 | greptime_private |
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| 3927743705 | public |
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+------------+--------------------+
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-- SQLNESS PROTOCOL POSTGRES
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create database my_db;
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Affected Rows: 1
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-- SQLNESS PROTOCOL POSTGRES
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use my_db;
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-- SQLNESS PROTOCOL POSTGRES
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create table foo
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(
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ts TIMESTAMP TIME INDEX
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);
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Affected Rows: 0
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-- show tables in `my_db`
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-- SQLNESS PROTOCOL POSTGRES
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select relname
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from pg_catalog.pg_class
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where relnamespace = (
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select oid
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from pg_catalog.pg_namespace
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where nspname = 'my_db'
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);
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+---------+
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| relname |
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+---------+
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| foo |
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+---------+
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-- \dt
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-- SQLNESS PROTOCOL POSTGRES
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SELECT n.nspname as "Schema",
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c.relname as "Name",
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CASE c.relkind WHEN 'r' THEN 'table' WHEN 'v' THEN 'view' WHEN 'm' THEN 'materialized view' WHEN 'i' THEN 'index' WHEN 'S' THEN 'sequence' WHEN 't' THEN 'TOAST table' WHEN 'f' THEN 'foreign table' WHEN 'p' THEN 'partitioned table' WHEN 'I' THEN 'partitioned index' END as "Type",
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pg_catalog.pg_get_userbyid(c.relowner) as "Owner"
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FROM pg_catalog.pg_class c
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LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
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WHERE c.relkind IN ('r','p','')
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AND n.nspname <> 'pg_catalog'
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AND n.nspname !~ '^pg_toast'
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AND n.nspname <> 'information_schema'
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AND pg_catalog.pg_table_is_visible(c.oid)
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ORDER BY 1,2;
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+--------+---------+-------+-------+
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| Schema | Name | Type | Owner |
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+--------+---------+-------+-------+
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| my_db | foo | table | |
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| public | numbers | table | |
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+--------+---------+-------+-------+
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-- show tables in `my_db`, `public`
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-- SQLNESS PROTOCOL POSTGRES
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select relname
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from pg_catalog.pg_class
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where relnamespace in (
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select oid
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from pg_catalog.pg_namespace
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where nspname = 'my_db' or nspname = 'public'
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)
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order by relname;
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+---------+
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| relname |
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+---------+
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| foo |
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| numbers |
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+---------+
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-- SQLNESS PROTOCOL POSTGRES
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select relname
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from pg_catalog.pg_class
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where relnamespace in (
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select oid
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from pg_catalog.pg_namespace
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where nspname like 'my%'
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);
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+---------+
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| relname |
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+---------+
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| foo |
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+---------+
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-- SQLNESS PROTOCOL POSTGRES
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select relnamespace, relname, relkind
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from pg_catalog.pg_class
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where relnamespace in (
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select oid
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from pg_catalog.pg_namespace
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where nspname <> 'public'
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and nspname <> 'information_schema'
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and nspname <> 'pg_catalog'
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)
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order by relnamespace, relname;
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+--------------+---------+---------+
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| relnamespace | relname | relkind |
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+--------------+---------+---------+
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| 434869349 | foo | r |
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+--------------+---------+---------+
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-- SQLNESS PROTOCOL POSTGRES
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use public;
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-- SQLNESS PROTOCOL POSTGRES
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drop schema my_db;
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Affected Rows: 0
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-- SQLNESS PROTOCOL POSTGRES
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use pg_catalog;
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-- pg_class
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-- SQLNESS PROTOCOL POSTGRES
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desc table pg_class;
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+--------------+--------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------------+--------+-----+------+---------+---------------+
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| oid | UInt32 | | NO | | FIELD |
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| relname | String | | NO | | FIELD |
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| relnamespace | UInt32 | | NO | | FIELD |
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| relkind | String | | NO | | FIELD |
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| relowner | UInt32 | | NO | | FIELD |
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+--------------+--------+-----+------+---------+---------------+
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-- SQLNESS PROTOCOL POSTGRES
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desc table pg_namespace;
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+---------+--------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+---------+--------+-----+------+---------+---------------+
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| oid | UInt32 | | NO | | FIELD |
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| nspname | String | | NO | | FIELD |
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+---------+--------+-----+------+---------+---------------+
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-- SQLNESS PROTOCOL POSTGRES
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drop table my_db.foo;
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Failed to execute query, encountered: Error { kind: Db, cause: Some(DbError { severity: "ERROR", parsed_severity: None, code: SqlState(E42P01), message: "Table not found: greptime.my_db.foo", detail: None, hint: None, position: None, where_: None, schema: None, table: None, column: None, datatype: None, constraint: None, file: None, line: None, routine: None }) }
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-- SQLNESS PROTOCOL POSTGRES
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use public;
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