--echo #
--echo # Start of 10.4 tests
--echo #

--echo #
--echo # MDEV-18153 Assertion `0' or Assertion `btr_validate_index(index, 0)' failed in row_upd_sec_index_entry or error code 126: Index is corrupted upon UPDATE with TIME_ROUND_FRACTIONAL
--echo #

SET sql_mode=DEFAULT;

--echo # OK: same FSP + virtual index

CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(4) AS (t) VIRTUAL,
  KEY(v,d)
);
DROP TABLE t1;

CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(4) AS ('2001-01-01 10:20:30.1234') VIRTUAL,
  KEY(v,d)
);
DROP TABLE t1;


--echo # OK: lower FSP + no virtual index

CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS (t) VIRTUAL
);
DROP TABLE t1;


CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS ('2001-01-01 10:20:30.1234') VIRTUAL
);
DROP TABLE t1;


--echo # NOT OK: lower FSP + virtual index

--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS (t) VIRTUAL,
  KEY(v,d)
);

--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS (COALESCE(t)) VIRTUAL,
  KEY(v,d)
);

--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS ('2001-01-01 10:20:30.1234') VIRTUAL,
  KEY(v,d)
);


--echo # OK: lower FSP + ROUND + virtual index
SET sql_mode=DEFAULT;
CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS (ROUND(t,3)) VIRTUAL,
  KEY(v,d)
);
INSERT IGNORE INTO t1 (t,d) VALUES ('2006-03-01 12:44:34.0496','2029-10-10 21:27:53');
SELECT * FROM t1;
SET SQL_MODE= 'TIME_ROUND_FRACTIONAL';
UPDATE IGNORE t1 SET d = NOW();
DROP TABLE t1;
SET sql_mode=DEFAULT;


--echo # OK: lower FSP + TRUNCATE + virtual index
SET sql_mode=DEFAULT;
CREATE TABLE t1 (
  t TIMESTAMP(4),
  d DATETIME,
  v TIMESTAMP(3) AS (TRUNCATE(t,3)) VIRTUAL,
  KEY(v,d)
);
INSERT IGNORE INTO t1 (t,d) VALUES ('2006-03-01 12:44:34.0496','2029-10-10 21:27:53');
SELECT * FROM t1;
SET SQL_MODE= 'TIME_ROUND_FRACTIONAL';
UPDATE IGNORE t1 SET d = NOW();
DROP TABLE t1;
SET sql_mode=DEFAULT;

--echo #
--echo # MDEV-20639 ASAN SEGV in get_prefix upon modifying base column type with existing indexed virtual column
--echo #

CREATE TABLE t1 (
    a TIMESTAMP,
    b TIMESTAMP AS (a) VIRTUAL,
    KEY (b)
);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
ALTER TABLE t1 MODIFY a BLOB FIRST;
SHOW WARNINGS;
DROP TABLE t1;

--echo #
--echo # End of 10.4 tests
--echo #