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  1. etting environment for using XAMPP for Windows.
  2. Uczeń@S11K4 c:\xampp
  3. # mysql -u root -p
  4. Enter password: ***
  5. Welcome to the MariaDB monitor. Commands end with ; or \g.
  6. Your MariaDB connection id is 2
  7. Server version: 10.1.39-MariaDB mariadb.org binary distribution
  8.  
  9. Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
  10.  
  11. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
  12.  
  13. MariaDB [(none)]> shoqw databases
  14. -> ;
  15. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'shoqw databases' at line 1
  16. MariaDB [(none)]> show databasess;
  17. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'databasess' at line 1
  18. MariaDB [(none)]> show databases;
  19. +--------------------+
  20. | Database |
  21. +--------------------+
  22. | baaza |
  23. | baza1 |
  24. | bigos |
  25. | cos |
  26. | create |
  27. | firma |
  28. | gorecki |
  29. | information_schema |
  30. | kowalski |
  31. | ksiegarnia |
  32. | ksiengarnia |
  33. | lul |
  34. | mysql |
  35. | performance_schema |
  36. | phpmyadmin |
  37. | pierwsza |
  38. | rodzina |
  39. | siema |
  40. | szkola |
  41. | test |
  42. +--------------------+
  43. 20 rows in set (0.02 sec)
  44.  
  45. MariaDB [(none)]> use lul
  46. Database changed
  47. MariaDB [lul]> create table t;
  48. ERROR 1113 (42000): A table must have at least 1 column
  49. MariaDB [lul]> create table t
  50. -> (id int primary key ayto_increment,imie varchar(20) not NULL,nazwisko varchar(20) not NULL,adres varchar(20) not NULL,miejscowosc varchar(20) not NULL);
  51. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'imie varchar(20) not NULL,nazwisko varchar(20) not NULL,adres varchar(20) not NU' at line 2
  52. MariaDB [lul]> create table t;
  53. ERROR 1113 (42000): A table must have at least 1 column
  54. MariaDB [lul]> (id int primary key ayto_increment,
  55. -> imie varchar(20) not NULL,
  56. -> nazwisko varchar(20) not NULL,adres varchar(20) not NULL,miejscowosc varchar(20) not NULL);
  57. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'id int primary key ayto_increment,
  58. imie varchar(20) not NULL,
  59. nazwisko varchar(2' at line 1
  60. MariaDB [lul]> create table t;
  61. ERROR 1113 (42000): A table must have at least 1 column
  62. MariaDB [lul]> (id int primary key auto_increment,
  63. -> imie varchar(20) not NULL,
  64. -> nazwisko varchar(20) not NULL,adres varchar(20) not NULL,miejscowosc varchar(20) not NULL);
  65. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'id int primary key auto_increment,
  66. imie varchar(20) not NULL,
  67. nazwisko varchar(2' at line 1
  68. MariaDB [lul]> create table t (id int Primary Key auto_increment,imie varchar(20) not NULL,nazwisko varchar(20) not NULL,adres varchar(20) not NULL,miejscowosc varchar(20) not NULL);
  69. Query OK, 0 rows affected (0.04 sec)
  70.  
  71. MariaDB [lul]> describe t
  72. -> ;
  73. +-------------+-------------+------+-----+---------+----------------+
  74. | Field | Type | Null | Key | Default | Extra |
  75. +-------------+-------------+------+-----+---------+----------------+
  76. | id | int(11) | NO | PRI | NULL | auto_increment |
  77. | imie | varchar(20) | NO | | NULL | |
  78. | nazwisko | varchar(20) | NO | | NULL | |
  79. | adres | varchar(20) | NO | | NULL | |
  80. | miejscowosc | varchar(20) | NO | | NULL | |
  81. +-------------+-------------+------+-----+---------+----------------+
  82. 5 rows in set (0.01 sec)
  83.  
  84. MariaDB [lul]> add index t char (imie,nazwisko);
  85. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'add index t char (imie,nazwisko)' at line 1
  86. MariaDB [lul]> create index on t (imie,nazwisko);
  87. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'on t (imie,nazwisko)' at line 1
  88. MariaDB [lul]> create index index1 on t (imie,nazwisko);
  89. Query OK, 0 rows affected (0.01 sec)
  90. Records: 0 Duplicates: 0 Warnings: 0
  91.  
  92. MariaDB [lul]> show index;
  93. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1
  94. MariaDB [lul]> show index on t;
  95. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'on t' at line 1
  96. MariaDB [lul]> show index1 on t;
  97. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'index1 on t' at line 1
  98. MariaDB [lul]> show index from t;
  99. +-------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
  100. | Table | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
  101. +-------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
  102. | t | 0 | PRIMARY | 1 | id | A | 0 | NULL | NULL | | BTREE | | |
  103. | t | 1 | index1 | 1 | imie | A | 0 | NULL | NULL | | BTREE | | |
  104. | t | 1 | index1 | 2 | nazwisko | A | 0 | NULL | NULL | | BTREE | | |
  105. +-------+------------+----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
  106. 3 rows in set (0.00 sec)
  107.  
  108. MariaDB [lul]> show databases;
  109. +--------------------+
  110. | Database |
  111. +--------------------+
  112. | baaza |
  113. | baza1 |
  114. | bigos |
  115. | cos |
  116. | create |
  117. | firma |
  118. | gorecki |
  119. | information_schema |
  120. | kowalski |
  121. | ksiegarnia |
  122. | ksiengarnia |
  123. | lul |
  124. | mysql |
  125. | performance_schema |
  126. | phpmyadmin |
  127. | pierwsza |
  128. | rodzina |
  129. | siema |
  130. | szkola |
  131. | test |
  132. +--------------------+
  133. 20 rows in set (0.00 sec)
  134.  
  135. MariaDB [lul]> use firma
  136. Database changed
  137. MariaDB [firma]> show tables;
  138. +-----------------+
  139. | Tables_in_firma |
  140. +-----------------+
  141. | cos1 |
  142. | samochody |
  143. +-----------------+
  144. 2 rows in set (0.00 sec)
  145.  
  146. MariaDB [firma]> select * from samochody;
  147. +----+--------+-----------+-------------+---------------+----------+---------------+---------------+------------------+
  148. | id | marka | kolor | model | rok_produkcji | przebieg | rodzaj_paliwa | skrzynia_bieg | kraj_rejestracji |
  149. +----+--------+-----------+-------------+---------------+----------+---------------+---------------+------------------+
  150. | 1 | VW | Granatowy | IV | 2000 | 217000 | benzyna | manualna | Polska |
  151. | 2 | VW | Czerwony | V | 2004 | 200000 | benzyna | manualna | Polska |
  152. | 3 | Audi | Szary | IV | 2006 | 220000 | diesel | manualna | Polska |
  153. | 4 | Audi | Czarny | III | 2007 | 180000 | diesel | manualna | Polska |
  154. | 5 | Fiat | Szary | Stilo | 2001 | 215000 | benzyna+gaz | manualna | Polska |
  155. | 6 | Fiat | Czarny | Grande_Pnto | 2007 | 151000 | benzyna | manualna | Polska |
  156. | 7 | Alfa | Szary | 156 | 2004 | 250000 | benzyna | manualna | Polska |
  157. | 8 | Skoda | Srebrny | Octawia | 2002 | 200000 | benzyna+gaz | manualna | Polska |
  158. | 9 | Toyota | Niebieski | Aygo | 2012 | 150000 | benzyna | manualna | Polska |
  159. | 10 | VW | Czarny | Passat | 1998 | 280000 | diesel | manualna | Polska |
  160. | 11 | Reno | Zólty | Clio | 2005 | 200000 | benzyna | automatyczna | Polska |
  161. | 12 | BMW | Niebieski | E30 | 2001 | 300000 | benzyna | manualna | Polska |
  162. | 13 | VW | Bialy | II | 1994 | 300000 | benzyna | manualna | Polska |
  163. | 14 | VW | Zielony | I | 1990 | 400000 | benzyna | manualna | Polska |
  164. | 15 | Ford | Czarny | Fiesta | 2010 | 180000 | benzyna | manualna | Polska |
  165. +----+--------+-----------+-------------+---------------+----------+---------------+---------------+------------------+
  166. 15 rows in set (0.00 sec)
  167.  
  168. MariaDB [firma]> select * from cos1;
  169. Empty set (0.01 sec)
  170.  
  171. MariaDB [firma]> describe cos1;
  172. +----------+-------------+------+-----+---------+-------+
  173. | Field | Type | Null | Key | Default | Extra |
  174. +----------+-------------+------+-----+---------+-------+
  175. | id | int(11) | NO | PRI | NULL | |
  176. | imie | varchar(20) | YES | | NULL | |
  177. | nazwisko | varchar(20) | YES | | NULL | |
  178. +----------+-------------+------+-----+---------+-------+
  179. 3 rows in set (0.01 sec)
  180.  
  181. MariaDB [firma]> rename table samochody to zlomowisko;
  182. Query OK, 0 rows affected (0.02 sec)
  183.  
  184. MariaDB [firma]> show tables;
  185. +-----------------+
  186. | Tables_in_firma |
  187. +-----------------+
  188. | cos1 |
  189. | zlomowisko |
  190. +-----------------+
  191. 2 rows in set (0.00 sec)
  192.  
  193. MariaDB [firma]> alter table add column id_samochody first;
  194. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'add column id_samochody first' at line 1
  195. MariaDB [firma]> alter table zlomowisko add column id_samochody first;
  196. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'first' at line 1
  197. MariaDB [firma]> add column id_samochody first;
  198. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'add column id_samochody first' at line 1
  199. MariaDB [firma]> add column id_samochody int;
  200. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'add column id_samochody int' at line 1
  201. MariaDB [firma]> alter table zlomowisko add column id_samochody int;
  202. Query OK, 0 rows affected (0.02 sec)
  203. Records: 0 Duplicates: 0 Warnings: 0
  204.  
  205. MariaDB [firma]> describe zlomowisko;
  206. +------------------+-------------+------+-----+---------+----------------+
  207. | Field | Type | Null | Key | Default | Extra |
  208. +------------------+-------------+------+-----+---------+----------------+
  209. | id | int(11) | NO | PRI | NULL | auto_increment |
  210. | marka | varchar(20) | YES | | NULL | |
  211. | kolor | varchar(20) | YES | | NULL | |
  212. | model | varchar(20) | YES | | NULL | |
  213. | rok_produkcji | int(11) | YES | | NULL | |
  214. | przebieg | int(11) | YES | | NULL | |
  215. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  216. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  217. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  218. | id_samochody | int(11) | YES | | NULL | |
  219. +------------------+-------------+------+-----+---------+----------------+
  220. 10 rows in set (0.01 sec)
  221.  
  222. MariaDB [firma]> alter table zlomowisko drop column id_samochody int;
  223. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'int' at line 1
  224. MariaDB [firma]> alter table zlomowisko drop column id_samochody;
  225. Query OK, 0 rows affected (0.03 sec)
  226. Records: 0 Duplicates: 0 Warnings: 0
  227.  
  228. MariaDB [firma]> alter table zlomowisko add column id_samochody int first;
  229. Query OK, 0 rows affected (0.03 sec)
  230. Records: 0 Duplicates: 0 Warnings: 0
  231.  
  232. MariaDB [firma]> describe zlomowisko;
  233. +------------------+-------------+------+-----+---------+----------------+
  234. | Field | Type | Null | Key | Default | Extra |
  235. +------------------+-------------+------+-----+---------+----------------+
  236. | id_samochody | int(11) | YES | | NULL | |
  237. | id | int(11) | NO | PRI | NULL | auto_increment |
  238. | marka | varchar(20) | YES | | NULL | |
  239. | kolor | varchar(20) | YES | | NULL | |
  240. | model | varchar(20) | YES | | NULL | |
  241. | rok_produkcji | int(11) | YES | | NULL | |
  242. | przebieg | int(11) | YES | | NULL | |
  243. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  244. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  245. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  246. +------------------+-------------+------+-----+---------+----------------+
  247. 10 rows in set (0.01 sec)
  248.  
  249. MariaDB [firma]> alter table zlomowisko drop column id;
  250. Query OK, 15 rows affected (0.04 sec)
  251. Records: 15 Duplicates: 0 Warnings: 0
  252.  
  253. MariaDB [firma]> alter table zlomowisko change column 'id_samochody' 'id_samochody' int Primary Key auto_increment;
  254. ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''id_samochody' 'id_samochody' int Primary Key auto_increment' at line 1
  255. MariaDB [firma]> alter table zlomowisko change column id_samochody id_samochody int Primary Key auto_increment;
  256. Query OK, 15 rows affected (0.04 sec)
  257. Records: 15 Duplicates: 0 Warnings: 0
  258.  
  259. MariaDB [firma]> describe zlomowisko;
  260. +------------------+-------------+------+-----+---------+----------------+
  261. | Field | Type | Null | Key | Default | Extra |
  262. +------------------+-------------+------+-----+---------+----------------+
  263. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  264. | marka | varchar(20) | YES | | NULL | |
  265. | kolor | varchar(20) | YES | | NULL | |
  266. | model | varchar(20) | YES | | NULL | |
  267. | rok_produkcji | int(11) | YES | | NULL | |
  268. | przebieg | int(11) | YES | | NULL | |
  269. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  270. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  271. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  272. +------------------+-------------+------+-----+---------+----------------+
  273. 9 rows in set (0.01 sec)
  274.  
  275. MariaDB [firma]> alter table zlomowisko change column marka marka varchar(30);
  276. Query OK, 15 rows affected (0.04 sec)
  277. Records: 15 Duplicates: 0 Warnings: 0
  278.  
  279. MariaDB [firma]> alter table zlomowisko change column kolor kolor varchar(30);
  280. Query OK, 15 rows affected (0.03 sec)
  281. Records: 15 Duplicates: 0 Warnings: 0
  282.  
  283. MariaDB [firma]> alter table zlomowisko change column model model varchar(30);
  284. Query OK, 15 rows affected (0.03 sec)
  285. Records: 15 Duplicates: 0 Warnings: 0
  286.  
  287. MariaDB [firma]> describe zlomowisko;
  288. +------------------+-------------+------+-----+---------+----------------+
  289. | Field | Type | Null | Key | Default | Extra |
  290. +------------------+-------------+------+-----+---------+----------------+
  291. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  292. | marka | varchar(30) | YES | | NULL | |
  293. | kolor | varchar(30) | YES | | NULL | |
  294. | model | varchar(30) | YES | | NULL | |
  295. | rok_produkcji | int(11) | YES | | NULL | |
  296. | przebieg | int(11) | YES | | NULL | |
  297. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  298. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  299. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  300. +------------------+-------------+------+-----+---------+----------------+
  301. 9 rows in set (0.01 sec)
  302.  
  303. MariaDB [firma]> alter table zlomowisko add column nadwozie varchar(20) after model;
  304. Query OK, 0 rows affected (0.02 sec)
  305. Records: 0 Duplicates: 0 Warnings: 0
  306.  
  307. MariaDB [firma]> describe zlomowisko;
  308. +------------------+-------------+------+-----+---------+----------------+
  309. | Field | Type | Null | Key | Default | Extra |
  310. +------------------+-------------+------+-----+---------+----------------+
  311. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  312. | marka | varchar(30) | YES | | NULL | |
  313. | kolor | varchar(30) | YES | | NULL | |
  314. | model | varchar(30) | YES | | NULL | |
  315. | nadwozie | varchar(20) | YES | | NULL | |
  316. | rok_produkcji | int(11) | YES | | NULL | |
  317. | przebieg | int(11) | YES | | NULL | |
  318. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  319. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  320. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  321. +------------------+-------------+------+-----+---------+----------------+
  322. 10 rows in set (0.01 sec)
  323.  
  324. MariaDB [firma]> create index qwerty on zlomowisko (rok_produkcji);
  325. Query OK, 0 rows affected (0.01 sec)
  326. Records: 0 Duplicates: 0 Warnings: 0
  327.  
  328. MariaDB [firma]> describe zlomowisko;
  329. +------------------+-------------+------+-----+---------+----------------+
  330. | Field | Type | Null | Key | Default | Extra |
  331. +------------------+-------------+------+-----+---------+----------------+
  332. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  333. | marka | varchar(30) | YES | | NULL | |
  334. | kolor | varchar(30) | YES | | NULL | |
  335. | model | varchar(30) | YES | | NULL | |
  336. | nadwozie | varchar(20) | YES | | NULL | |
  337. | rok_produkcji | int(11) | YES | MUL | NULL | |
  338. | przebieg | int(11) | YES | | NULL | |
  339. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  340. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  341. | kraj_rejestracji | varchar(20) | YES | | Polska | |
  342. +------------------+-------------+------+-----+---------+----------------+
  343. 10 rows in set (0.00 sec)
  344.  
  345. MariaDB [firma]> alter table zlomowisko change kraj_rejestracji kraj_rejestracji varchar(20);
  346. Query OK, 0 rows affected (0.00 sec)
  347. Records: 0 Duplicates: 0 Warnings: 0
  348.  
  349. MariaDB [firma]> describe zlomowisko;
  350. +------------------+-------------+------+-----+---------+----------------+
  351. | Field | Type | Null | Key | Default | Extra |
  352. +------------------+-------------+------+-----+---------+----------------+
  353. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  354. | marka | varchar(30) | YES | | NULL | |
  355. | kolor | varchar(30) | YES | | NULL | |
  356. | model | varchar(30) | YES | | NULL | |
  357. | nadwozie | varchar(20) | YES | | NULL | |
  358. | rok_produkcji | int(11) | YES | MUL | NULL | |
  359. | przebieg | int(11) | YES | | NULL | |
  360. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  361. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  362. | kraj_rejestracji | varchar(20) | YES | | NULL | |
  363. +------------------+-------------+------+-----+---------+----------------+
  364. 10 rows in set (0.00 sec)
  365.  
  366. MariaDB [firma]> alter table zlomowisko change nadwozie nadwozie varchar(20) default'sedan';
  367. Query OK, 0 rows affected (0.01 sec)
  368. Records: 0 Duplicates: 0 Warnings: 0
  369.  
  370. MariaDB [firma]> describe zlomowisko;
  371. +------------------+-------------+------+-----+---------+----------------+
  372. | Field | Type | Null | Key | Default | Extra |
  373. +------------------+-------------+------+-----+---------+----------------+
  374. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  375. | marka | varchar(30) | YES | | NULL | |
  376. | kolor | varchar(30) | YES | | NULL | |
  377. | model | varchar(30) | YES | | NULL | |
  378. | nadwozie | varchar(20) | YES | | sedan | |
  379. | rok_produkcji | int(11) | YES | MUL | NULL | |
  380. | przebieg | int(11) | YES | | NULL | |
  381. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  382. | skrzynia_bieg | varchar(20) | YES | | NULL | |
  383. | kraj_rejestracji | varchar(20) | YES | | NULL | |
  384. +------------------+-------------+------+-----+---------+----------------+
  385. 10 rows in set (0.00 sec)
  386.  
  387. MariaDB [firma]> alter table zlomowisko change skrzynia_bieg skrzynia varchar(20);
  388. Query OK, 0 rows affected (0.01 sec)
  389. Records: 0 Duplicates: 0 Warnings: 0
  390.  
  391. MariaDB [firma]> alter table zlomowisko change przebieg przebieg int not NULL;
  392. Query OK, 15 rows affected (0.04 sec)
  393. Records: 15 Duplicates: 0 Warnings: 0
  394.  
  395. MariaDB [firma]> alter table zlomowisko change kolor kolor varchar(30) not NULL;
  396. Query OK, 15 rows affected (0.04 sec)
  397. Records: 15 Duplicates: 0 Warnings: 0
  398.  
  399. MariaDB [firma]> describe zlomowisko;
  400. +------------------+-------------+------+-----+---------+----------------+
  401. | Field | Type | Null | Key | Default | Extra |
  402. +------------------+-------------+------+-----+---------+----------------+
  403. | id_samochody | int(11) | NO | PRI | NULL | auto_increment |
  404. | marka | varchar(30) | YES | | NULL | |
  405. | kolor | varchar(30) | NO | | NULL | |
  406. | model | varchar(30) | YES | | NULL | |
  407. | nadwozie | varchar(20) | YES | | sedan | |
  408. | rok_produkcji | int(11) | YES | MUL | NULL | |
  409. | przebieg | int(11) | NO | | NULL | |
  410. | rodzaj_paliwa | varchar(20) | YES | | NULL | |
  411. | skrzynia | varchar(20) | YES | | NULL | |
  412. | kraj_rejestracji | varchar(20) | YES | | NULL | |
  413. +------------------+-------------+------+-----+---------+----------------+
  414. 10 rows in set (0.01 sec)
  415.  
  416. MariaDB [firma]> alter table zlomowisko convert to character set latin2;
  417. Query OK, 15 rows affected (0.09 sec)
  418. Records: 15 Duplicates: 0 Warnings: 0
  419.  
  420. MariaDB [firma]> add index t char (imie,nazwisko);
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