Comment 9 for bug 1840511

Just for the record, it wasn't the migration, it was the build tests at the end. And it looks like the deviation from expected results was regarding number formatting other than different results:

00534_exp10: FAIL - result differs with reference:

--- /<<BUILDDIR>>/clickhouse-18.16.1+ds/dbms/tests/queries/0_stateless/00534_exp10.reference 2018-12-20 16:38:50.000000000 +0000
+++ /tmp/clickhouse.test..aS0HS/tmp/0_stateless/00534_exp10.stdout 2019-08-20 12:50:21.402976662 +0000
@@ -21,7 +21,7 @@
 20 100000000000000000000
 21 1e21
 22 1e22
-23 1e23
+23 1.0000000000000001e23
 24 1e24
 25 1e25
 26 1e26
@@ -208,7 +208,7 @@
 207 1e207
 208 1e208
 209 1e209
-210 1e210
+210 1.0000000000000001e210
 211 1e211
 212 1e212
 213 1e213

I'm testing this localy AND the upstream change:

https://github.com/yandex/ClickHouse/pull/6569

Failed in a test that is being skipped by our builds (00704_drop_truncate_memory_table).