Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_24415627_2 ( entered_senate VARCHAR, senator VARCHAR )

### Question ###
On what date did congressman joseph tydings enter take his seat?

### Accurate SQL ###

SELECT entered_senate FROM table_24415627_2 WHERE senator = "Joseph Tydings"