Database, Data Engineering, Dbms, Data Modeling, Data Management.
+------+-------+-------+ | id | name | value | +------+-------+-------+ | 1 | Bob | 10 | | 2 | Alice | 20 | | 3 | Jack | 30 | | 4 | Tom | 40 | | 5 | John | 50 | +------+-------+-------+ 5 rows in set (0.04 sec) Applicable scenarios 01 Dictionary encoding In Apache Doris, the bitmap data type and