--source include/have_rocksdb.inc

CREATE TABLE t1 (a INT, PRIMARY KEY (a) COMMENT 'update_cf1') ENGINE=ROCKSDB;
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS='update_cf1={write_buffer_size=8m;target_file_size_base=2m};';
SELECT @@global.rocksdb_update_cf_options;
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS=NULL;
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS=NULL;
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS="";
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS=NULL;
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS='update_cf1={write_buffer_size=8m;target_file_size_base=2m};';
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS='update_cf2={write_buffer_size=8m;target_file_size_base=2m};';
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
DROP TABLE t1;
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS='update_cf1={write_buffer_size=8m;target_file_size_base=2m};';
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';
SET @@GLOBAL.ROCKSDB_UPDATE_CF_OPTIONS=DEFAULT;
SHOW GLOBAL VARIABLES LIKE 'rocksdb_update_cf_options';