dssd
asdasdunknown
plain_text
3 years ago
764 B
2
Indexable
Never
--3 CREATE INDEX prac_nazwa_ind ON PRACOWNICY(first_name, last_name); --6 CREATE UNIQUE INDEX prac_premia ON PRACOWNICY (commission_pct); --7 CREATE INDEX prac_data_zat ON PRACOWNICY(hire_date); SELECT hire_date FROM PRACOWNICY WHERE hire_date IS NOT NULL; --8 CREATE INDEX prac_upper_nazwisko_id ON PRACOWNICY(UPPER(last_name)); INSERT INTO PRACOWNICY(first_name, last_name) VALUES('Nowy', 'Pracownik'); --9 CREATE UNIQUE INDEX prac_stan ON PRACOWNICY (job_id); --14 ALTER INDEX prac_nazwa_ind RENAME TO prac_imie_nazw_ind; --15 DROP INDEX prac_imie_ind; --16 SELECT all_indexes.index_name FROM ALL_INDEXES WHERE index_name LIKE 'PRAC%'; DROP INDEX(SELECT * FROM ALL_INDEXES WHERE index_name LIKE 'PRAC%');