Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_17115950_2 (date_of_vacancy VARCHAR, replaced_by VARCHAR)
### Question:
What was the date of vacancy when Viorel Moldovan replaced a manager?
### Answer:
SELECT date_of_vacancy FROM table_17115950_2 WHERE replaced_by = "Viorel Moldovan"