ClickHouse/tests/queries/0_stateless/02354_annoy.sql

-- Tags: no-fasttest

DROP TABLE IF EXISTS 02354_annoy;

CREATE TABLE 02354_annoy
(
    id Int32,
    embedding Array(Float32),
    INDEX annoy_index embedding TYPE annoy(100) GRANULARITY 1
)
ENGINE = MergeTree
ORDER BY id
SETTINGS index_granularity=5;

INSERT INTO 02354_annoy VALUES (1, [0.0, 0.0, 10.0]), (2, [0.0, 0.0, 10.5]), (3, [0.0, 0.0, 9.5]), (4, [0.0, 0.0, 9.7]), (5, [0.0, 0.0, 10.2]), (6, [10.0, 0.0, 0.0]), (7, [9.5, 0.0, 0.0]), (8, [9.7, 0.0, 0.0]), (9, [10.2, 0.0, 0.0]), (10, [10.5, 0.0, 0.0]), (11, [0.0, 10.0, 0.0]), (12, [0.0, 9.5, 0.0]), (13, [0.0, 9.7, 0.0]), (14, [0.0, 10.2, 0.0]), (15, [0.0, 10.5, 0.0]);

SELECT *
FROM 02354_annoy
WHERE L2Distance(embedding, [0.0, 0.0, 10.0]) < 1.0
LIMIT 5;

SELECT *
FROM 02354_annoy
ORDER BY L2Distance(embedding, [0.0, 0.0, 10.0])
LIMIT 3;

SELECT *
FROM 02354_annoy
ORDER BY L2Distance(embedding, [0.0, 0.0])
LIMIT 3; -- { serverError 80 }

DROP TABLE IF EXISTS 02354_annoy;