633 lines
16 KiB
PL/PgSQL
633 lines
16 KiB
PL/PgSQL
--
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-- CREATE_TABLE
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--
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--
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-- CLASS DEFINITIONS
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--
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CREATE TABLE hobbies_r (
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name text,
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person text
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);
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CREATE TABLE equipment_r (
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name text,
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hobby text
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);
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CREATE TABLE onek (
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unique1 int4,
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unique2 int4,
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two int4,
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four int4,
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ten int4,
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twenty int4,
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hundred int4,
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thousand int4,
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twothousand int4,
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fivethous int4,
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tenthous int4,
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odd int4,
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even int4,
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stringu1 name,
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stringu2 name,
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string4 name
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);
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CREATE TABLE tenk1 (
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unique1 int4,
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unique2 int4,
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two int4,
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four int4,
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ten int4,
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twenty int4,
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hundred int4,
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thousand int4,
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twothousand int4,
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fivethous int4,
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tenthous int4,
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odd int4,
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even int4,
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stringu1 name,
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stringu2 name,
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string4 name
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) WITH OIDS;
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CREATE TABLE tenk2 (
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unique1 int4,
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unique2 int4,
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two int4,
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four int4,
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ten int4,
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twenty int4,
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hundred int4,
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thousand int4,
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twothousand int4,
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fivethous int4,
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tenthous int4,
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odd int4,
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even int4,
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stringu1 name,
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stringu2 name,
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string4 name
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);
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CREATE TABLE person (
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name text,
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age int4,
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location point
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);
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CREATE TABLE emp (
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salary int4,
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manager name
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) INHERITS (person) WITH OIDS;
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CREATE TABLE student (
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gpa float8
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) INHERITS (person);
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CREATE TABLE stud_emp (
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percent int4
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) INHERITS (emp, student);
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CREATE TABLE city (
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name name,
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location box,
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budget city_budget
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);
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CREATE TABLE dept (
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dname name,
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mgrname text
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);
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CREATE TABLE slow_emp4000 (
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home_base box
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);
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CREATE TABLE fast_emp4000 (
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home_base box
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);
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CREATE TABLE road (
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name text,
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thepath path
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);
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CREATE TABLE ihighway () INHERITS (road);
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CREATE TABLE shighway (
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surface text
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) INHERITS (road);
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CREATE TABLE real_city (
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pop int4,
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cname text,
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outline path
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);
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--
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-- test the "star" operators a bit more thoroughly -- this time,
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-- throw in lots of NULL fields...
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--
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-- a is the type root
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-- b and c inherit from a (one-level single inheritance)
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-- d inherits from b and c (two-level multiple inheritance)
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-- e inherits from c (two-level single inheritance)
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-- f inherits from e (three-level single inheritance)
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--
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CREATE TABLE a_star (
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class char,
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a int4
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);
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CREATE TABLE b_star (
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b text
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) INHERITS (a_star);
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CREATE TABLE c_star (
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c name
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) INHERITS (a_star);
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CREATE TABLE d_star (
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d float8
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) INHERITS (b_star, c_star);
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CREATE TABLE e_star (
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e int2
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) INHERITS (c_star);
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CREATE TABLE f_star (
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f polygon
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) INHERITS (e_star);
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CREATE TABLE aggtest (
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a int2,
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b float4
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);
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CREATE TABLE hash_i4_heap (
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seqno int4,
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random int4
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);
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CREATE TABLE hash_name_heap (
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seqno int4,
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random name
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);
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CREATE TABLE hash_txt_heap (
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seqno int4,
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random text
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);
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CREATE TABLE hash_f8_heap (
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seqno int4,
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random float8
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);
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-- don't include the hash_ovfl_heap stuff in the distribution
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-- the data set is too large for what it's worth
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--
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-- CREATE TABLE hash_ovfl_heap (
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-- x int4,
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-- y int4
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-- );
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CREATE TABLE bt_i4_heap (
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seqno int4,
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random int4
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);
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CREATE TABLE bt_name_heap (
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seqno name,
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random int4
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);
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CREATE TABLE bt_txt_heap (
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seqno text,
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random int4
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);
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CREATE TABLE bt_f8_heap (
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seqno float8,
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random int4
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);
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CREATE TABLE array_op_test (
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seqno int4,
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i int4[],
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t text[]
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);
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CREATE TABLE array_index_op_test (
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seqno int4,
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i int4[],
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t text[]
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);
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CREATE TABLE testjsonb (
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j jsonb
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);
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CREATE TABLE unknowntab (
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u unknown -- fail
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);
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CREATE TYPE unknown_comptype AS (
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u unknown -- fail
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);
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CREATE TABLE IF NOT EXISTS test_tsvector(
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t text,
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a tsvector
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);
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CREATE TABLE IF NOT EXISTS test_tsvector(
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t text
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);
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CREATE UNLOGGED TABLE unlogged1 (a int primary key); -- OK
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CREATE TEMPORARY TABLE unlogged2 (a int primary key); -- OK
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SELECT relname, relkind, relpersistence FROM pg_class WHERE relname ~ '^unlogged\d' ORDER BY relname;
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REINDEX INDEX unlogged1_pkey;
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REINDEX INDEX unlogged2_pkey;
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SELECT relname, relkind, relpersistence FROM pg_class WHERE relname ~ '^unlogged\d' ORDER BY relname;
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DROP TABLE unlogged2;
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INSERT INTO unlogged1 VALUES (42);
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CREATE UNLOGGED TABLE public.unlogged2 (a int primary key); -- also OK
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CREATE UNLOGGED TABLE pg_temp.unlogged3 (a int primary key); -- not OK
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CREATE TABLE pg_temp.implicitly_temp (a int primary key); -- OK
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CREATE TEMP TABLE explicitly_temp (a int primary key); -- also OK
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CREATE TEMP TABLE pg_temp.doubly_temp (a int primary key); -- also OK
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CREATE TEMP TABLE public.temp_to_perm (a int primary key); -- not OK
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DROP TABLE unlogged1, public.unlogged2;
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CREATE TABLE as_select1 AS SELECT * FROM pg_class WHERE relkind = 'r';
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CREATE TABLE as_select1 AS SELECT * FROM pg_class WHERE relkind = 'r';
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CREATE TABLE IF NOT EXISTS as_select1 AS SELECT * FROM pg_class WHERE relkind = 'r';
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DROP TABLE as_select1;
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-- check that the oid column is added before the primary key is checked
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CREATE TABLE oid_pk (f1 INT, PRIMARY KEY(oid)) WITH OIDS;
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DROP TABLE oid_pk;
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--
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-- Partitioned tables
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--
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-- cannot combine INHERITS and PARTITION BY (although grammar allows)
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CREATE TABLE partitioned (
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a int
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) INHERITS (some_table) PARTITION BY LIST (a);
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-- cannot use more than 1 column as partition key for list partitioned table
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CREATE TABLE partitioned (
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a1 int,
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a2 int
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) PARTITION BY LIST (a1, a2); -- fail
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-- unsupported constraint type for partitioned tables
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CREATE TABLE partitioned (
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a int PRIMARY KEY
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) PARTITION BY RANGE (a);
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CREATE TABLE pkrel (
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a int PRIMARY KEY
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);
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CREATE TABLE partitioned (
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a int REFERENCES pkrel(a)
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) PARTITION BY RANGE (a);
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DROP TABLE pkrel;
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CREATE TABLE partitioned (
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a int UNIQUE
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) PARTITION BY RANGE (a);
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CREATE TABLE partitioned (
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a int,
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EXCLUDE USING gist (a WITH &&)
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) PARTITION BY RANGE (a);
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-- prevent column from being used twice in the partition key
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (a, a);
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-- prevent using prohibited expressions in the key
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CREATE FUNCTION retset (a int) RETURNS SETOF int AS $$ SELECT 1; $$ LANGUAGE SQL IMMUTABLE;
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (retset(a));
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DROP FUNCTION retset(int);
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE ((avg(a)));
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CREATE TABLE partitioned (
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a int,
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b int
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) PARTITION BY RANGE ((avg(a) OVER (PARTITION BY b)));
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CREATE TABLE partitioned (
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a int
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) PARTITION BY LIST ((a LIKE (SELECT 1)));
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (('a'));
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CREATE FUNCTION const_func () RETURNS int AS $$ SELECT 1; $$ LANGUAGE SQL IMMUTABLE;
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (const_func());
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DROP FUNCTION const_func();
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-- only accept "list" and "range" as partitioning strategy
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CREATE TABLE partitioned (
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a int
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) PARTITION BY HASH (a);
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-- specified column must be present in the table
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (b);
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-- cannot use system columns in partition key
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (xmin);
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-- functions in key must be immutable
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CREATE FUNCTION immut_func (a int) RETURNS int AS $$ SELECT a + random()::int; $$ LANGUAGE SQL;
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE (immut_func(a));
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DROP FUNCTION immut_func(int);
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-- cannot contain whole-row references
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CREATE TABLE partitioned (
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a int
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) PARTITION BY RANGE ((partitioned));
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-- prevent using columns of unsupported types in key (type must have a btree operator class)
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CREATE TABLE partitioned (
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a point
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) PARTITION BY LIST (a);
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CREATE TABLE partitioned (
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a point
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) PARTITION BY LIST (a point_ops);
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CREATE TABLE partitioned (
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a point
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) PARTITION BY RANGE (a);
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CREATE TABLE partitioned (
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a point
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) PARTITION BY RANGE (a point_ops);
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-- cannot add NO INHERIT constraints to partitioned tables
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CREATE TABLE partitioned (
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a int,
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CONSTRAINT check_a CHECK (a > 0) NO INHERIT
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) PARTITION BY RANGE (a);
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-- some checks after successful creation of a partitioned table
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CREATE FUNCTION plusone(a int) RETURNS INT AS $$ SELECT a+1; $$ LANGUAGE SQL;
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CREATE TABLE partitioned (
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a int,
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b int,
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c text,
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d text
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) PARTITION BY RANGE (a oid_ops, plusone(b), c collate "default", d collate "C");
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-- check relkind
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SELECT relkind FROM pg_class WHERE relname = 'partitioned';
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-- prevent a function referenced in partition key from being dropped
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DROP FUNCTION plusone(int);
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-- partitioned table cannot participate in regular inheritance
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CREATE TABLE partitioned2 (
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a int
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) PARTITION BY LIST ((a+1));
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CREATE TABLE fail () INHERITS (partitioned2);
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-- Partition key in describe output
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\d partitioned
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\d partitioned2
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DROP TABLE partitioned, partitioned2;
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--
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-- Partitions
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--
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-- check partition bound syntax
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CREATE TABLE list_parted (
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a int
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) PARTITION BY LIST (a);
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-- syntax allows only string literal, numeric literal and null to be
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-- specified for a partition bound value
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CREATE TABLE part_1 PARTITION OF list_parted FOR VALUES IN ('1');
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CREATE TABLE part_2 PARTITION OF list_parted FOR VALUES IN (2);
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CREATE TABLE part_null PARTITION OF list_parted FOR VALUES IN (null);
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CREATE TABLE fail_part PARTITION OF list_parted FOR VALUES IN (int '1');
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CREATE TABLE fail_part PARTITION OF list_parted FOR VALUES IN ('1'::int);
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-- syntax does not allow empty list of values for list partitions
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CREATE TABLE fail_part PARTITION OF list_parted FOR VALUES IN ();
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-- trying to specify range for list partitioned table
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CREATE TABLE fail_part PARTITION OF list_parted FOR VALUES FROM (1) TO (2);
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-- specified literal can't be cast to the partition column data type
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CREATE TABLE bools (
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a bool
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) PARTITION BY LIST (a);
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CREATE TABLE bools_true PARTITION OF bools FOR VALUES IN (1);
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DROP TABLE bools;
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CREATE TABLE range_parted (
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a date
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) PARTITION BY RANGE (a);
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-- trying to specify list for range partitioned table
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CREATE TABLE fail_part PARTITION OF range_parted FOR VALUES IN ('a');
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-- each of start and end bounds must have same number of values as the
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-- length of the partition key
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CREATE TABLE fail_part PARTITION OF range_parted FOR VALUES FROM ('a', 1) TO ('z');
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CREATE TABLE fail_part PARTITION OF range_parted FOR VALUES FROM ('a') TO ('z', 1);
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-- cannot specify null values in range bounds
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CREATE TABLE fail_part PARTITION OF range_parted FOR VALUES FROM (null) TO (unbounded);
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-- cannot specify finite values after UNBOUNDED has been specified
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CREATE TABLE range_parted_multicol (a int, b int, c int) PARTITION BY RANGE (a, b, c);
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CREATE TABLE fail_part PARTITION OF range_parted_multicol FOR VALUES FROM (1, UNBOUNDED, 1) TO (UNBOUNDED, 1, 1);
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DROP TABLE range_parted_multicol;
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-- check if compatible with the specified parent
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-- cannot create as partition of a non-partitioned table
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CREATE TABLE unparted (
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a int
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);
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CREATE TABLE fail_part PARTITION OF unparted FOR VALUES IN ('a');
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DROP TABLE unparted;
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-- cannot create a permanent rel as partition of a temp rel
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CREATE TEMP TABLE temp_parted (
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a int
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) PARTITION BY LIST (a);
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CREATE TABLE fail_part PARTITION OF temp_parted FOR VALUES IN ('a');
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DROP TABLE temp_parted;
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-- cannot create a table with oids as partition of table without oids
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CREATE TABLE no_oids_parted (
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a int
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) PARTITION BY RANGE (a) WITHOUT OIDS;
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CREATE TABLE fail_part PARTITION OF no_oids_parted FOR VALUES FROM (1) TO (10) WITH OIDS;
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DROP TABLE no_oids_parted;
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-- If the partitioned table has oids, then the partition must have them.
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-- If the WITHOUT OIDS option is specified for partition, it is overridden.
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CREATE TABLE oids_parted (
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a int
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) PARTITION BY RANGE (a) WITH OIDS;
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CREATE TABLE part_forced_oids PARTITION OF oids_parted FOR VALUES FROM (1) TO (10) WITHOUT OIDS;
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\d+ part_forced_oids
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DROP TABLE oids_parted, part_forced_oids;
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-- check for partition bound overlap and other invalid specifications
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CREATE TABLE list_parted2 (
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a varchar
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) PARTITION BY LIST (a);
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CREATE TABLE part_null_z PARTITION OF list_parted2 FOR VALUES IN (null, 'z');
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CREATE TABLE part_ab PARTITION OF list_parted2 FOR VALUES IN ('a', 'b');
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CREATE TABLE fail_part PARTITION OF list_parted2 FOR VALUES IN (null);
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CREATE TABLE fail_part PARTITION OF list_parted2 FOR VALUES IN ('b', 'c');
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CREATE TABLE range_parted2 (
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a int
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) PARTITION BY RANGE (a);
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-- trying to create range partition with empty range
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (1) TO (0);
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-- note that the range '[1, 1)' has no elements
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (1) TO (1);
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CREATE TABLE part0 PARTITION OF range_parted2 FOR VALUES FROM (unbounded) TO (1);
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (unbounded) TO (2);
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CREATE TABLE part1 PARTITION OF range_parted2 FOR VALUES FROM (1) TO (10);
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (9) TO (unbounded);
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CREATE TABLE part2 PARTITION OF range_parted2 FOR VALUES FROM (20) TO (30);
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CREATE TABLE part3 PARTITION OF range_parted2 FOR VALUES FROM (30) TO (40);
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (10) TO (30);
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CREATE TABLE fail_part PARTITION OF range_parted2 FOR VALUES FROM (10) TO (50);
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-- now check for multi-column range partition key
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CREATE TABLE range_parted3 (
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a int,
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b int
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) PARTITION BY RANGE (a, (b+1));
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CREATE TABLE part00 PARTITION OF range_parted3 FOR VALUES FROM (0, unbounded) TO (0, unbounded);
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CREATE TABLE fail_part PARTITION OF range_parted3 FOR VALUES FROM (0, unbounded) TO (0, 1);
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CREATE TABLE part10 PARTITION OF range_parted3 FOR VALUES FROM (1, unbounded) TO (1, 1);
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CREATE TABLE part11 PARTITION OF range_parted3 FOR VALUES FROM (1, 1) TO (1, 10);
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CREATE TABLE part12 PARTITION OF range_parted3 FOR VALUES FROM (1, 10) TO (1, unbounded);
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CREATE TABLE fail_part PARTITION OF range_parted3 FOR VALUES FROM (1, 10) TO (1, 20);
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-- cannot create a partition that says column b is allowed to range
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-- from -infinity to +infinity, while there exist partitions that have
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-- more specific ranges
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CREATE TABLE fail_part PARTITION OF range_parted3 FOR VALUES FROM (1, unbounded) TO (1, unbounded);
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-- check schema propagation from parent
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CREATE TABLE parted (
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a text,
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b int NOT NULL DEFAULT 0,
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CONSTRAINT check_a CHECK (length(a) > 0)
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) PARTITION BY LIST (a);
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CREATE TABLE part_a PARTITION OF parted FOR VALUES IN ('a');
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-- only inherited attributes (never local ones)
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SELECT attname, attislocal, attinhcount FROM pg_attribute
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WHERE attrelid = 'part_a'::regclass and attnum > 0
|
|
ORDER BY attnum;
|
|
|
|
-- able to specify column default, column constraint, and table constraint
|
|
|
|
-- first check the "column specified more than once" error
|
|
CREATE TABLE part_b PARTITION OF parted (
|
|
b NOT NULL,
|
|
b DEFAULT 1,
|
|
b CHECK (b >= 0),
|
|
CONSTRAINT check_a CHECK (length(a) > 0)
|
|
) FOR VALUES IN ('b');
|
|
|
|
CREATE TABLE part_b PARTITION OF parted (
|
|
b NOT NULL DEFAULT 1 CHECK (b >= 0),
|
|
CONSTRAINT check_a CHECK (length(a) > 0)
|
|
) FOR VALUES IN ('b');
|
|
-- conislocal should be false for any merged constraints
|
|
SELECT conislocal, coninhcount FROM pg_constraint WHERE conrelid = 'part_b'::regclass AND conname = 'check_a';
|
|
|
|
-- specify PARTITION BY for a partition
|
|
CREATE TABLE fail_part_col_not_found PARTITION OF parted FOR VALUES IN ('c') PARTITION BY RANGE (c);
|
|
CREATE TABLE part_c PARTITION OF parted (b WITH OPTIONS NOT NULL DEFAULT 0) FOR VALUES IN ('c') PARTITION BY RANGE ((b));
|
|
|
|
-- create a level-2 partition
|
|
CREATE TABLE part_c_1_10 PARTITION OF part_c FOR VALUES FROM (1) TO (10);
|
|
|
|
-- Partition bound in describe output
|
|
\d+ part_b
|
|
|
|
-- Both partition bound and partition key in describe output
|
|
\d+ part_c
|
|
|
|
-- a level-2 partition's constraint will include the parent's expressions
|
|
\d+ part_c_1_10
|
|
|
|
-- Show partition count in the parent's describe output
|
|
-- Tempted to include \d+ output listing partitions with bound info but
|
|
-- output could vary depending on the order in which partition oids are
|
|
-- returned.
|
|
\d parted
|
|
|
|
-- check that we get the expected partition constraints
|
|
CREATE TABLE range_parted4 (a int, b int, c int) PARTITION BY RANGE (abs(a), abs(b), c);
|
|
CREATE TABLE unbounded_range_part PARTITION OF range_parted4 FOR VALUES FROM (UNBOUNDED, UNBOUNDED, UNBOUNDED) TO (UNBOUNDED, UNBOUNDED, UNBOUNDED);
|
|
\d+ unbounded_range_part
|
|
DROP TABLE unbounded_range_part;
|
|
CREATE TABLE range_parted4_1 PARTITION OF range_parted4 FOR VALUES FROM (UNBOUNDED, UNBOUNDED, UNBOUNDED) TO (1, UNBOUNDED, UNBOUNDED);
|
|
\d+ range_parted4_1
|
|
CREATE TABLE range_parted4_2 PARTITION OF range_parted4 FOR VALUES FROM (3, 4, 5) TO (6, 7, UNBOUNDED);
|
|
\d+ range_parted4_2
|
|
CREATE TABLE range_parted4_3 PARTITION OF range_parted4 FOR VALUES FROM (6, 8, UNBOUNDED) TO (9, UNBOUNDED, UNBOUNDED);
|
|
\d+ range_parted4_3
|
|
DROP TABLE range_parted4;
|
|
|
|
-- cleanup
|
|
DROP TABLE parted, list_parted, range_parted, list_parted2, range_parted2, range_parted3;
|
|
|
|
-- comments on partitioned tables columns
|
|
CREATE TABLE parted_col_comment (a int, b text) PARTITION BY LIST (a);
|
|
COMMENT ON TABLE parted_col_comment IS 'Am partitioned table';
|
|
COMMENT ON COLUMN parted_col_comment.a IS 'Partition key';
|
|
SELECT obj_description('parted_col_comment'::regclass);
|
|
\d+ parted_col_comment
|
|
DROP TABLE parted_col_comment;
|