Oracle drop sequence if exists

DECLARE
    s_exist NUMBER(1);
BEGIN
    SELECT CASE WHEN exists(SELECT * FROM ALL_SEQUENCES 
                           WHERE SEQUENCE_NAME = 'seq_name') THEN 1
       	ELSE 0 
    END INTO s_exist FROM DUAL;
    IF s_exist = 1 THEN
        EXECUTE IMMEDIATE 'DROP SEQUENCE seq_name';
    END IF;
END;

Similar codes

-1 vote157 views1 answer
Sql getdate date only
SQL
3 votes173 views2 answers
Sql random integer
SQL
13 votes176 views2 answers
Sql online compiler
SQL
0 vote118 views1 answer
Sqlalchemy.exc.DBAPIError: (ibm_db_dbi.Error) ibm_db_dbi::Error: SystemError('<built-in function connect> returned NULL without setting an error')
SQL
-1 vote153 views2 answers
Sql server date format yyyy-MM-ddThh:mm:ss
SQL
2 votes192 views1 answer
Oracle kill session by sql_id
SQL
4 votes178 views1 answer
Create column mysql terminal
SQL
0 vote158 views1 answer
Create boolean column in MySQL with false as default value?
SQL
3 votes223 views4 answers
ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MySQL client vs code
SQL
0 vote132 views0 answer
SQL