ydb/yt/yql/tests/sql/suites/in/input_optkey1.txt

{"key"=1;  "optkey"=1;  value="1" };
{"key"=2;  "optkey"=2;  value="2" };
{"key"=3;  "optkey"=3;  value="3" };
{"key"=4;  "optkey"=4;  value="4" };
{"key"=5;  "optkey"=5;  value="5" };
{"key"=6;  "optkey"=6;  value="6" };
{"key"=7;  "optkey"=7;  value="7" };
{"key"=8;  "optkey"=8;  value="8" };
{"key"=9;  "optkey"=9;  value="9" };
{"key"=10; "optkey"=10; value="10"};
{"key"=11; "optkey"=#; value="null"};