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# issue 896 : Segmentation fault in myrocks::Rdb_string_reader::read
--source include/have_rocksdb.inc
CREATE TABLE `t1` (
`a` bigint(20) NOT NULL,
`b` varchar(10) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,
`u` bigint(20) unsigned NOT NULL,
`d` bigint(20) DEFAULT NULL,
PRIMARY KEY (`a`,`b`),
KEY `d` (`d`)
) ENGINE=ROCKSDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin COMMENT='ttl_duration=1000;ttl_col=u';
INSERT INTO t1 VALUES (100, 'aaabbb', UNIX_TIMESTAMP(), 200);
--replace_column 9 #
EXPLAIN SELECT COUNT(*) FROM t1 FORCE INDEX(d);
--echo # segfault here without the fix
SELECT COUNT(*) FROM t1 FORCE INDEX(d);
DROP TABLE t1;
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