ALTER PROCEDURE IF EXISTS procedure1(FLOAT) RENAME TO procedure2;

ALTER PROCEDURE IF EXISTS procedure1(FLOAT) EXECUTE AS CALLER;
ALTER PROCEDURE IF EXISTS procedure1(FLOAT) EXECUTE AS OWNER;

ALTER PROCEDURE procedure1(FLOAT_PARAM1 FLOAT)
SET
COMMENT = 'a_comment';

ALTER PROCEDURE procedure1(FLOAT_PARAM1 FLOAT)
SET TAG TAG1 = 'value1', TAG2 = 'value2', TAG3 = 'value3';

ALTER PROCEDURE procedure1()
UNSET COMMENT;

ALTER PROCEDURE procedure1()
UNSET TAG TAG1, TAG2, TAG3;
