cpimport incorrectly truncating TEXT columns

]0;mtr: spent 1:07:13 on 3569 tests. 0:04:05 (217 tests) left, 0 failedcolumnstore/devregression.mcs7252_regression_MCOL-669 [ fail ]

        Test ended at 2023-09-19 08:03:39

]0;mtr: spent 1:07:17 on 3570 tests. 0:04:04 (216 tests) left, 1 failed

mysqltest: At line 29: query 'INSERT INTO MCOL_669_b SELECT * FROM MCOL_669_a' failed: <Unknown> (9999): Values saturated

The result from queries just before the failure was:

USE tpch1;

drop table if exists MCOL_669_a;

drop table if exists MCOL_669_B;

CREATE TABLE MCOL_669_a (a int, b text) engine=columnstore;

CREATE TABLE MCOL_669_b (a int, b text) engine=columnstore;

INSERT INTO MCOL_669_a VALUES (1, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (2, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (3, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (4, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (5, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (6, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (7, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_a VALUES (8, REPEAT('MariaDB ', 7500));

INSERT INTO MCOL_669_b SELECT * FROM MCOL_669_a;

 - saving '/usr/share/mysql-test/var/log/columnstore/devregression.mcs7252_regression_MCOL-669/' to '/usr/share/mysql-test/var/log/devregression.mcs7252_regression_MCOL-669/'