mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-28 02:21:59 +00:00
228 lines
16 KiB
SQL
228 lines
16 KiB
SQL
-- Tags: no-fasttest
|
|
-- no-fasttest: 'countmin' sketches need a 3rd party library
|
|
|
|
-- Tests that DDL statements which create / drop / materialize statistics
|
|
|
|
SET mutations_sync = 1;
|
|
|
|
DROP TABLE IF EXISTS tab;
|
|
|
|
SET allow_experimental_statistics = 0;
|
|
-- Error case: Can't create statistics when allow_experimental_statistics = 0
|
|
CREATE TABLE tab (col Float64 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError INCORRECT_QUERY }
|
|
|
|
SET allow_experimental_statistics = 1;
|
|
|
|
-- Error case: Unknown statistics types are rejected
|
|
CREATE TABLE tab (col Float64 STATISTICS(no_statistics_type)) Engine = MergeTree() ORDER BY tuple(); -- { serverError INCORRECT_QUERY }
|
|
|
|
-- Error case: The same statistics type can't exist more than once on a column
|
|
CREATE TABLE tab (col Float64 STATISTICS(tdigest, tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError INCORRECT_QUERY }
|
|
|
|
SET allow_suspicious_low_cardinality_types = 1;
|
|
|
|
-- Statistics can only be created on columns of specific data types (depending on the statistics kind), (*)
|
|
|
|
-- tdigest requires data_type.isValueRepresentedByInteger
|
|
-- These types work:
|
|
CREATE TABLE tab (col UInt8 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col UInt256 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Float32 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Decimal32(3) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date32 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime64 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Enum('hello', 'world') STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col IPv4 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Nullable(UInt8) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(UInt8) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(Nullable(UInt8)) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
-- These types don't work:
|
|
CREATE TABLE tab (col String STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col FixedString(1) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Array(Float64) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Tuple(Float64, Float64) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Map(UInt64, UInt64) STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col UUID STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col IPv6 STATISTICS(tdigest)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- uniq requires data_type.isValueRepresentedByInteger or (Fixed)String
|
|
-- These types work:
|
|
CREATE TABLE tab (col UInt8 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col UInt256 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Float32 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Decimal32(3) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date32 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime64 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Enum('hello', 'world') STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col IPv4 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Nullable(UInt8) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(UInt8) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(Nullable(UInt8)) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col String STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col FixedString(1) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
-- These types don't work:
|
|
CREATE TABLE tab (col Array(Float64) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Tuple(Float64, Float64) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Map(UInt64, UInt64) STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col UUID STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col IPv6 STATISTICS(uniq)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- countmin requires data_type.isValueRepresentedByInteger or data_type = (Fixed)String
|
|
-- These types work:
|
|
CREATE TABLE tab (col UInt8 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col UInt256 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Float32 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Decimal32(3) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date32 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime64 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Enum('hello', 'world') STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col IPv4 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Nullable(UInt8) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(UInt8) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(Nullable(UInt8)) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col String STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col FixedString(1) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
-- These types don't work:
|
|
CREATE TABLE tab (col Array(Float64) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Tuple(Float64, Float64) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Map(UInt64, UInt64) STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col UUID STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col IPv6 STATISTICS(countmin)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- minmax requires data_type.isValueRepresentedByInteger
|
|
-- These types work:
|
|
CREATE TABLE tab (col UInt8 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col UInt256 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Float32 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Decimal32(3) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Date32 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col DateTime64 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Enum('hello', 'world') STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col IPv4 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col Nullable(UInt8) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(UInt8) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
CREATE TABLE tab (col LowCardinality(Nullable(UInt8)) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); DROP TABLE tab;
|
|
-- These types don't work:
|
|
CREATE TABLE tab (col String STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col FixedString(1) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Array(Float64) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Tuple(Float64, Float64) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col Map(UInt64, UInt64) STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col UUID STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
CREATE TABLE tab (col IPv6 STATISTICS(minmax)) Engine = MergeTree() ORDER BY tuple(); -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- CREATE TABLE was easy, ALTER is more fun
|
|
|
|
CREATE TABLE tab
|
|
(
|
|
f64 Float64,
|
|
f64_tdigest Float64 STATISTICS(tdigest),
|
|
f32 Float32,
|
|
s String,
|
|
a Array(Float64)
|
|
)
|
|
Engine = MergeTree()
|
|
ORDER BY tuple();
|
|
|
|
-- Error case: Unknown statistics types are rejected
|
|
-- (relevant for ADD and MODIFY)
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE no_statistics_type; -- { serverError INCORRECT_QUERY }
|
|
ALTER TABLE tab ADD STATISTICS IF NOT EXISTS f64 TYPE no_statistics_type; -- { serverError INCORRECT_QUERY }
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE no_statistics_type; -- { serverError INCORRECT_QUERY }
|
|
-- for some reason, ALTER TABLE tab MODIFY STATISTICS IF EXISTS is not supported
|
|
|
|
-- Error case: The same statistics type can't exist more than once on a column
|
|
-- (relevant for ADD and MODIFY)
|
|
-- Create the same statistics object twice
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE tdigest, tdigest; -- { serverError INCORRECT_QUERY }
|
|
ALTER TABLE tab ADD STATISTICS IF NOT EXISTS f64 TYPE tdigest, tdigest; -- { serverError INCORRECT_QUERY }
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE tdigest, tdigest; -- { serverError INCORRECT_QUERY }
|
|
-- Create an statistics which exists already
|
|
ALTER TABLE tab ADD STATISTICS f64_tdigest TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab ADD STATISTICS IF NOT EXISTS f64_tdigest TYPE tdigest; -- no-op
|
|
ALTER TABLE tab MODIFY STATISTICS f64_tdigest TYPE tdigest; -- no-op
|
|
|
|
-- Error case: Column does not exist
|
|
-- (relevant for ADD, MODIFY, DROP, CLEAR, and MATERIALIZE)
|
|
-- Note that the results are unfortunately quite inconsistent ...
|
|
ALTER TABLE tab ADD STATISTICS no_such_column TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab ADD STATISTICS IF NOT EXISTS no_such_column TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MODIFY STATISTICS no_such_column TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab DROP STATISTICS no_such_column; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab DROP STATISTICS IF EXISTS no_such_column; -- no-op
|
|
ALTER TABLE tab CLEAR STATISTICS no_such_column; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab CLEAR STATISTICS IF EXISTS no_such_column; -- no-op
|
|
ALTER TABLE tab MATERIALIZE STATISTICS no_such_column; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MATERIALIZE STATISTICS IF EXISTS no_such_column; -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- Error case: Column exists but has no statistics
|
|
-- (relevant for MODIFY, DROP, CLEAR, and MATERIALIZE)
|
|
-- Note that the results are unfortunately quite inconsistent ...
|
|
ALTER TABLE tab MODIFY STATISTICS s TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab DROP STATISTICS s; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab DROP STATISTICS IF EXISTS s; -- no-op
|
|
ALTER TABLE tab CLEAR STATISTICS s; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab CLEAR STATISTICS IF EXISTS s; -- no-op
|
|
ALTER TABLE tab MATERIALIZE STATISTICS s; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MATERIALIZE STATISTICS IF EXISTS s; -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- We don't check systematically that that statistics can only be created via ALTER ADD STATISTICS on columns of specific data types (the
|
|
-- internal type validation code is tested already above, (*)). Only do a rudimentary check for each statistics type with a data type that
|
|
-- works and one that doesn't work.
|
|
-- tdigest
|
|
-- Works:
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE tdigest; ALTER TABLE tab DROP STATISTICS f64;
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE tdigest; ALTER TABLE tab DROP STATISTICS f64;
|
|
-- Doesn't work:
|
|
ALTER TABLE tab ADD STATISTICS a TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MODIFY STATISTICS a TYPE tdigest; -- { serverError ILLEGAL_STATISTICS }
|
|
-- uniq
|
|
-- Works:
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE uniq; ALTER TABLE tab DROP STATISTICS f64;
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE countmin; ALTER TABLE tab DROP STATISTICS f64;
|
|
-- Doesn't work:
|
|
ALTER TABLE tab ADD STATISTICS a TYPE uniq; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MODIFY STATISTICS a TYPE uniq; -- { serverError ILLEGAL_STATISTICS }
|
|
-- countmin
|
|
-- Works:
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE countmin; ALTER TABLE tab DROP STATISTICS f64;
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE countmin; ALTER TABLE tab DROP STATISTICS f64;
|
|
-- Doesn't work:
|
|
ALTER TABLE tab ADD STATISTICS a TYPE countmin; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MODIFY STATISTICS a TYPE countmin; -- { serverError ILLEGAL_STATISTICS }
|
|
-- minmax
|
|
-- Works:
|
|
ALTER TABLE tab ADD STATISTICS f64 TYPE minmax; ALTER TABLE tab DROP STATISTICS f64;
|
|
ALTER TABLE tab MODIFY STATISTICS f64 TYPE minmax; ALTER TABLE tab DROP STATISTICS f64;
|
|
-- Doesn't work:
|
|
ALTER TABLE tab ADD STATISTICS a TYPE minmax; -- { serverError ILLEGAL_STATISTICS }
|
|
ALTER TABLE tab MODIFY STATISTICS a TYPE minmax; -- { serverError ILLEGAL_STATISTICS }
|
|
|
|
-- Any data type changes on columns with statistics are disallowed, for simplicity even if the new data type is compatible with all existing
|
|
-- statistics objects (e.g. tdigest can be created on Float64 and UInt64)
|
|
ALTER TABLE tab MODIFY COLUMN f64_tdigest UInt64; -- { serverError ALTER_OF_COLUMN_IS_FORBIDDEN }
|
|
|
|
-- Finally, do a full-circle test of a good case. Print table definition after each step.
|
|
-- Intentionally specifying _two_ columns and _two_ statistics types to have that also tested.
|
|
SHOW CREATE TABLE tab;
|
|
ALTER TABLE tab ADD STATISTICS f64, f32 TYPE tdigest, uniq;
|
|
SHOW CREATE TABLE tab;
|
|
ALTER TABLE tab MODIFY STATISTICS f64, f32 TYPE tdigest, uniq;
|
|
SHOW CREATE TABLE tab;
|
|
ALTER TABLE tab CLEAR STATISTICS f64, f32;
|
|
SHOW CREATE TABLE tab;
|
|
ALTER TABLE tab MATERIALIZE STATISTICS f64, f32;
|
|
SHOW CREATE TABLE tab;
|
|
ALTER TABLE tab DROP STATISTICS f64, f32;
|
|
SHOW CREATE TABLE tab;
|
|
|
|
DROP TABLE tab;
|