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Merge branch 'MDEV-16620' of https://github.com/markus456/server into bb-10.5-hf

Conflicts:
	sql/sql_yacc.yy
This commit is contained in:
Alexey Botchkov
2019-10-10 00:31:59 +04:00
9 changed files with 380 additions and 5 deletions

View File

@ -626,6 +626,96 @@ SELECT * FROM t1 WHERE CASE WHEN JSON_OBJECT('x', (SELECT MAX(a=2) FROM t1))='{"
SELECT * FROM t1 WHERE CASE WHEN JSON_OBJECT('x', (SELECT MAX(a=2) FROM t1))='{"x": false}' THEN a END;
DROP TABLE t1;
-- echo #
-- echo # MDEV-16620 JSON_ARRAYAGG
-- echo #
-- echo #
-- echo # Integer aggregation
-- echo #
CREATE TABLE t1 (a INT, b INT);
INSERT INTO t1 VALUES (1, 1),(2, 1), (1, 1),(2, 1), (3, 2),(2, 2),(2, 2),(2, 2);
SELECT JSON_VALID(JSON_ARRAYAGG(a)) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1 GROUP BY b;
DROP TABLE t1;
-- echo #
-- echo # Real aggregation
-- echo #
CREATE TABLE t1 (a FLOAT, b DOUBLE, c DECIMAL(10, 2));
INSERT INTO t1 VALUES (1.0, 2.0, 3.0),(1.0, 3.0, 9.0),(1.0, 4.0, 16.0),(1.0, 5.0, 25.0);
SELECT JSON_VALID(JSON_ARRAYAGG(a)) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b), JSON_ARRAYAGG(c) FROM t1;
DROP TABLE t1;
-- echo #
-- echo # Boolean aggregation
-- echo #
CREATE TABLE t1 (a BOOLEAN, b BOOLEAN);
INSERT INTO t1 VALUES (TRUE, TRUE), (TRUE, FALSE), (FALSE, TRUE), (FALSE, FALSE);
SELECT JSON_VALID(JSON_ARRAYAGG(a)) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1 GROUP BY b;
SELECT JSON_ARRAYAGG(TRUE), JSON_ARRAYAGG(FALSE) FROM t1;
DROP TABLE t1;
-- echo #
-- echo # Aggregation of strings with quoted
-- echo #
CREATE TABLE t1 (a VARCHAR(80));
INSERT INTO t1 VALUES
('"double_quoted_value"'), ("'single_quoted_value'"),
('"double_quoted_value"'), ("'single_quoted_value'");
SELECT JSON_VALID(JSON_ARRAYAGG(a)) FROM t1;
SELECT JSON_ARRAYAGG(a) FROM t1;
DROP TABLE t1;
-- echo #
-- echo # Strings and NULLs
-- echo #
CREATE TABLE t1 (a INT, b VARCHAR(80));
INSERT INTO t1 VALUES
(1, "Hello"),(1, "World"), (2, "This"),(2, "Will"), (2, "Work"),(2, "!"), (3, NULL),
(1, "Hello"),(1, "World"), (2, "This"),(2, "Will"), (2, "Work"),(2, "!"), (3, NULL);
SELECT JSON_VALID(JSON_ARRAYAGG(b)) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1;
SELECT JSON_ARRAYAGG(a), JSON_ARRAYAGG(b) FROM t1 GROUP BY a;
-- echo #
-- echo # DISTINCT and LIMIT
-- echo #
SELECT JSON_ARRAYAGG(b LIMIT 1) FROM t1;
SELECT JSON_ARRAYAGG(b LIMIT 2) FROM t1;
SELECT JSON_ARRAYAGG(b LIMIT 1) FROM t1 GROUP BY b;
SELECT JSON_ARRAYAGG(b LIMIT 2) FROM t1 GROUP BY a;
SELECT JSON_ARRAYAGG(DISTINCT a) FROM t1;
SELECT JSON_ARRAYAGG(DISTINCT b) FROM t1;
SELECT JSON_ARRAYAGG(DISTINCT a LIMIT 2) FROM t1;
SELECT JSON_ARRAYAGG(DISTINCT b LIMIT 2) FROM t1;
-- echo #
-- echo # JSON aggregation
-- echo #
SELECT JSON_VALID(JSON_ARRAYAGG(JSON_ARRAY(a, b))) FROM t1;
SELECT JSON_ARRAYAGG(JSON_ARRAY(a, b)) FROM t1;
SELECT JSON_ARRAYAGG(JSON_ARRAY(a, b)) FROM t1 GROUP BY a;
SELECT JSON_VALID(JSON_ARRAYAGG(JSON_OBJECT('a', a, 'b', b))) FROM t1;
SELECT JSON_ARRAYAGG(JSON_OBJECT('a', a, 'b', b)) FROM t1;
SELECT JSON_ARRAYAGG(JSON_OBJECT('a', a, 'b', b)) FROM t1 GROUP BY a;
-- echo #
-- echo # Error checks
-- echo #
--error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
SELECT JSON_ARRAYAGG(a, b) FROM t1;
--error ER_INVALID_GROUP_FUNC_USE
SELECT JSON_ARRAYAGG(JSON_ARRAYAGG(a, b)) FROM t1;
DROP TABLE t1;
--echo #