crash related with remove_repeats()

[sanikolaev]

Bug Description:

mysql> drop table if exists t; create table t(f text, regnr int); insert into t values(1, 'abc from dataset 1', 1),(2, 'abc from dataset 1', 2),(1001, 'abc from dataset 2', 1); select REMOVE_REPEATS((select * from t where match('abc') order by regnr), regnr, 0, 10);
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drop table if exists t
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Query OK, 0 rows affected (0.00 sec)

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create table t(f text, regnr int)
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Query OK, 0 rows affected (0.00 sec)

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insert into t values(1, 'abc from dataset 1', 1),(2, 'abc from dataset 1', 2),(1001, 'abc from dataset 2', 1)
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Query OK, 3 rows affected (0.00 sec)

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select REMOVE_REPEATS((select * from t where match('abc') order by regnr), regnr, 0, 10)
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ERROR 2013 (HY000): Lost connection to MySQL server during query
No connection. Trying to reconnect...
ERROR 2003 (HY000): Can't connect to MySQL server on '0:9306' (61)
ERROR:
Can't connect to the server

Manticore Search Version:

9.5.3

Operating System Version:

Macos

Have you tried the latest development version?

Yes

Internal Checklist:

^{To be completed by the assignee. Check off tasks that have been completed or are not applicable.}

• Implementation completed
• Tests developed