'hive orc table have many strips

why my hive orc table have many strips?

I create a tmp table, test_orc_1 have 400 numbers of columns

CREATE TABLE tmp.test_orc_2 stored as orc AS
SELECT  *
FROM tmp.test_orc_1
;

table test_orc_2 have 3928 strips in a file, this file's size is 300M

how can i decrease numbers of strips?

hive orc r

Sources

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