regression-test/suites/correctness_p0/test_group_by_constant.groovy

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suite("test_group_by_constant") {

    sql """
        DROP TABLE IF EXISTS `table_group_by_constant`;
    """

    sql """
        CREATE TABLE IF NOT EXISTS `table_group_by_constant` (
        `inc_day` date NULL
        ) ENGINE=OLAP
        UNIQUE KEY(`inc_day`)
        DISTRIBUTED BY HASH(`inc_day`) BUCKETS 5
        PROPERTIES (
        "replication_allocation" = "tag.location.default: 1",
        "in_memory" = "false",
        "storage_format" = "V2"
        );
    """

    sql """
        insert into table_group_by_constant values('1999-12-01');
    """

    qt_sql """
        SELECT
        case
            when (inc_day = date_sub(curdate(), interval 1 day)) then 'A'
            when (inc_day = date_sub(curdate(), interval 8 day)) then 'B'
            when (inc_day = date_sub(curdate(), interval 365 day)) then 'C'
            else 'D'
        end
        from
        table_group_by_constant
        group by
        case
            when (inc_day = date_sub(curdate(), interval 1 day)) then 'A'
            when (inc_day = date_sub(curdate(), interval 8 day)) then 'B'
            when (inc_day = date_sub(curdate(), interval 365 day)) then 'C'
            else 'D'
        end
        order by
        case
            when (inc_day = date_sub(curdate(), interval 1 day)) then 'A'
            when (inc_day = date_sub(curdate(), interval 8 day)) then 'B'
            when (inc_day = date_sub(curdate(), interval 365 day)) then 'C'
            else 'D'
        end;
    """

    qt_sql """
        SELECT
        case
            when (inc_day = date_sub(curdate(), interval 1 day)) then 'A'
            when (inc_day = date_sub(curdate(), interval 8 day)) then 'B'
            when (inc_day = date_sub(curdate(), interval 365 day)) then 'C'
            else 'D'
        end val
        from
        table_group_by_constant
        group by
        val
        order by
        val;
    """

    sql """
        DROP TABLE IF EXISTS `table_group_by_constant`;
    """
}