In the query editor, with tables shown to the left:
Place focus in query editor, type
SELECT * FROM
click on a table in the table list to set focus on table
double click on a table in table list to copy the table name into query editor (table name will be placed in query editor).
type:
WHERE
press enter.
Table has now been renamed to “WHERE
Reported this bug in 9.3 but is still present in v9.6.3