diff --git a/dbms/src/Interpreters/SetVariants.cpp b/dbms/src/Interpreters/SetVariants.cpp index 1caaaaa3e11..e793036882a 100644 --- a/dbms/src/Interpreters/SetVariants.cpp +++ b/dbms/src/Interpreters/SetVariants.cpp @@ -4,9 +4,6 @@ namespace DB { -template class SetVariantsTemplate; -template class SetVariantsTemplate; - namespace ErrorCodes { extern const int UNKNOWN_SET_DATA_VARIANT; @@ -169,4 +166,7 @@ typename SetVariantsTemplate::Type SetVariantsTemplate::choose return Type::hashed; } +template struct SetVariantsTemplate; +template struct SetVariantsTemplate; + }