Last login: Wed Jun 13 08:25:27 on console zipcoders-MacBook-Pro-5:~ khalils$ cd LAbs zipcoders-MacBook-Pro-5:LAbs khalils$ cd zipcoders-MacBook-Pro-5:~ khalils$ cd Labs2 zipcoders-MacBook-Pro-5:Labs2 khalils$ ls Assessment1 CR-MesoLabs-OOP-DuplicateDeleter-BlueJ FizzBuzz-TDD ZCW-Fido-URLFetch ZCW-Lab-Blackjack ZCW-MicroLabs-JavaFundamentals-TalkingPets-BlueJ ZCW-Money-Converter-BlueJ ZCW-PhoneBook demo dummy hw zipcoders-MacBook-Pro-5:Labs2 khalils$ cd ZCW-PhoneBook/ zipcoders-MacBook-Pro-5:ZCW-PhoneBook khalils$ open package.bluej zipcoders-MacBook-Pro-5:ZCW-PhoneBook khalils$ open README.md zipcoders-MacBook-Pro-5:ZCW-PhoneBook khalils$ cd zipcoders-MacBook-Pro-5:~ khalils$ cd Labs zipcoders-MacBook-Pro-5:Labs khalils$ ls CR-Calcul8r CR-MicroLabs-Loops-NumbersTrianglesTables CleanCode-GildedRoseKata EarlyLab-People2 FirstLab-Shapes NaiveTicket QuizWeek1 ZCW-AliceAndBob-BlueJ ZCW-Arrays-PersonDetails-BlueJ ZCW-Arrays-StringArrayUtilities-BlueJ ZCW-BasicComputations-BlueJ ZCW-DiceyLab ZCW-Lab-Fundamental-Methods ZCW-MacroLabs-OOP-ScientificCalculator ZCW-MesoLabs-Inheritance-ProductManager-BlueJ ZCW-MetricConversions-BlueJ ZCW-SumOfInput-BlueJ ZCW-TooLargeTooSmall-BlueJ ZCW-YeOldeCode gitme untitled zipcoders-MacBook-Pro-5:Labs khalils$ cd ZCW-MesoLabs-Inheritance-ProductManager-BlueJ zipcoders-MacBook-Pro-5:ZCW-MesoLabs-Inheritance-ProductManager-BlueJ khalils$ open package.bluej zipcoders-MacBook-Pro-5:ZCW-MesoLabs-Inheritance-ProductManager-BlueJ khalils$ cd zipcoders-MacBook-Pro-5:~ khalils$ clear zipcoders-MacBook-Pro-5:~ khalils$ clear zipcoders-MacBook-Pro-5:~ khalils$ curl https://google.com 301 Moved

301 Moved

The document has moved here. zipcoders-MacBook-Pro-5:~ khalils$ curl -I https//google.com HTTP/1.1 301 Moved Permanently Server: nginx Date: Wed, 13 Jun 2018 15:18:54 GMT Content-Type: text/html Connection: close Location: http://localhost Expires: Wed, 13 Jun 2018 15:18:53 GMT Cache-Control: no-cache zipcoders-MacBook-Pro-5:~ khalils$ curl -I -L https//google.com curl: (6) Could not resolve host: https zipcoders-MacBook-Pro-5:~ khalils$ curl -L https//google.com curl: (6) Could not resolve host: https zipcoders-MacBook-Pro-5:~ khalils$ curl -I -L https//google.com curl: (6) Could not resolve host: https zipcoders-MacBook-Pro-5:~ khalils$ curl -I -L http//google.com curl: (6) Could not resolve host: http zipcoders-MacBook-Pro-5:~ khalils$ curl -I -L https//google.com curl: (6) Could not resolve host: https zipcoders-MacBook-Pro-5:~ khalils$ curl http://www.google.com Google

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zipcoders-MacBook-Pro-5:~ khalils$ curl -L http://www.google.com Google

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zipcoders-MacBook-Pro-5:~ khalils$ curl curl: try 'curl --help' or 'curl --manual' for more information zipcoders-MacBook-Pro-5:~ khalils$ clear zipcoders-MacBook-Pro-5:~ khalils$ mysql ERROR 2059 (HY000): Authentication plugin 'caching_sha2_password' cannot be loaded: dlopen(/usr/local/Cellar/mysql/5.7.22/lib/plugin/caching_sha2_password.so, 2): image not found zipcoders-MacBook-Pro-5:~ khalils$ mysql -u root -p Enter password: ERROR 2059 (HY000): Authentication plugin 'caching_sha2_password' cannot be loaded: dlopen(/usr/local/Cellar/mysql/5.7.22/lib/plugin/caching_sha2_password.so, 2): image not found zipcoders-MacBook-Pro-5:~ khalils$ mysql -u root -p Enter password: ERROR 2059 (HY000): Authentication plugin 'caching_sha2_password' cannot be loaded: dlopen(/usr/local/Cellar/mysql/5.7.22/lib/plugin/caching_sha2_password.so, 2): image not found zipcoders-MacBook-Pro-5:~ khalils$ mysql -u root -p Enter password: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2) zipcoders-MacBook-Pro-5:~ khalils$ mysql.sever start -bash: mysql.sever: command not found zipcoders-MacBook-Pro-5:~ khalils$ mysql.serves start -bash: mysql.serves: command not found zipcoders-MacBook-Pro-5:~ khalils$ mysql.serves start -bash: mysql.serves: command not found zipcoders-MacBook-Pro-5:~ khalils$ mysql.server start Starting MySQL SUCCESS! zipcoders-MacBook-Pro-5:~ khalils$ mysql -u root -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version: 5.7.22 Homebrew Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> create database Khalil -> -> ; Query OK, 1 row affected (0.00 sec) mysql> show databases -> -> ; +--------------------+ | Database | +--------------------+ | information_schema | | Khalil | | mysql | | performance_schema | | sys | +--------------------+ 5 rows in set (0.01 sec) mysql> use Khalil Database changed mysql> src/main/resources/schema-h2.sql -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'src/main/resources/schema-h2.sql' at line 1 mysql> DROP TABLE IF EXISTS people; Query OK, 0 rows affected, 1 warning (0.00 sec) mysql> mysql> CREATE TABLE people ( -> id INT NOT NULL AUTO_INCREMENT, -> first_name VARCHAR(255) NOT NULL DEFAULT '', -> last_name VARCHAR(255) NOT NULL DEFAULT '', -> mobile VARCHAR(20), -> birthday DATE DEFAULT NULL, -> home_id INT DEFAULT NULL, -> PRIMARY KEY (id)); Query OK, 0 rows affected (0.03 sec) mysql> mysql> mysql> DROP TABLE IF EXISTS homes; Query OK, 0 rows affected, 1 warning (0.00 sec) mysql> mysql> CREATE TABLE homes ( -> id INT NOT NULL AUTO_INCREMENT, -> address VARCHAR(255) NOT NULL DEFAULT '', -> homenumber VARCHAR(255) NOT NULL DEFAULT '', -> PRIMARY KEY (id) -> ); Query OK, 0 rows affected (0.02 sec) mysql> mysql> DROP TABLE IF EXISTS movies; Query OK, 0 rows affected, 1 warning (0.00 sec) mysql> mysql> CREATE TABLE movies ( -> id INT PRIMARY KEY AUTO_INCREMENT, -> title VARCHAR(100) NOT NULL UNIQUE, -> runtime SMALLINT NOT NULL, -> genre VARCHAR(50), -> imdb_score DECIMAL(10,1), -> rating VARCHAR(10) -> ); Query OK, 0 rows affected (0.02 sec) mysql> mysql> ALTER TABLE people -> ADD FOREIGN KEY (home_id) -> REFERENCES homes(id); Query OK, 0 rows affected (0.05 sec) Records: 0 Duplicates: 0 Warnings: 0 mysql> show tables -> ; +------------------+ | Tables_in_khalil | +------------------+ | homes | | movies | | people | +------------------+ 3 rows in set (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday) -> VALUES ('Smith', 'John', '230-4293', '1973-01-23'); Query OK, 1 row affected (0.01 sec) mysql> mysql> INSERT INTO homes (address, homenumber) VALUES ('36 E. Bayberry Rd.Savannah, GA 31404', '565-6895'); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO homes (address, homenumber) VALUES ('11 Essex Dr.Farmingdale, NY 11735', '454-4544'); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO homes (address, homenumber) VALUES ('920 Arlington Street Clifton, NJ 07011', '985-4515'); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO homes (address, homenumber) VALUES ('234 High Street, PA 19159 ', '267-3940'); Query OK, 1 row affected (0.00 sec) mysql> mysql> mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Carbral', 'Sheeri', '230-4233', '1970-02-23', 2); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Sharam', 'Raj', '186-5223', '1980-08-31', 3); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Durand', 'Noelle', '395-6161', '1960-07-06', 1); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Smith', 'Thomas', '395-6181', '1987-07-06', 1); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Smith', 'Jane', '393-6181', '1987-12-06', 3); Query OK, 1 row affected (0.00 sec) mysql> INSERT INTO people (last_name, first_name, mobile, birthday, home_id) -> VALUES ('Brown', 'Doug', '466-6241', '1954-12-07', 3); Query OK, 1 row affected (0.00 sec) mysql> mysql> mysql> ; ERROR: No query specified mysql> show tables -> ; +------------------+ | Tables_in_khalil | +------------------+ | homes | | movies | | people | +------------------+ 3 rows in set (0.00 sec) mysql> show tables -> table -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'table' at line 2 mysql> show tables -> ; +------------------+ | Tables_in_khalil | +------------------+ | homes | | movies | | people | +------------------+ 3 rows in set (0.00 sec) mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | John | Smith | 230-4293 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Sharam | 186-5223 | 1980-08-31 | 3 | | 4 | Noelle | Durand | 395-6161 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 395-6181 | 1987-07-06 | 1 | | 6 | Jane | Smith | 393-6181 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | +----+------------+-----------+----------+------------+---------+ 7 rows in set (0.00 sec) mysql> UPDATE people SET first_name = 'Tony' WHERE id = 1; Query OK, 1 row affected (0.01 sec) Rows matched: 1 Changed: 1 Warnings: 0 mysql> UPDATE people SET mobile = '152-9854' WHERE last_name = 'Smith'; Query OK, 3 rows affected (0.00 sec) Rows matched: 3 Changed: 3 Warnings: 0 mysql> UPDATE people SET birthday = '1955-01-25' -> WHERE last_name = 'Smith' -> AND id = 4; Query OK, 0 rows affected (0.01 sec) Rows matched: 0 Changed: 0 Warnings: 0 mysql> UPDATE people SET mobile = '333-3333', last_name = 'Johnson' -> WHERE first_name = 'Noelle' OR first_name = 'Raj'; Query OK, 2 rows affected (0.00 sec) Rows matched: 2 Changed: 2 Warnings: 0 mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | +----+------------+-----------+----------+------------+---------+ 7 rows in set (0.00 sec) mysql> SELECT COUNT(homenumber) FROM homes; +-------------------+ | COUNT(homenumber) | +-------------------+ | 4 | +-------------------+ 1 row in set (0.00 sec) mysql> SELECT homenumber FROM homes WHERE id = 1; +------------+ | homenumber | +------------+ | 565-6895 | +------------+ 1 row in set (0.01 sec) mysql> SELECT COUNT(*) FROM homes; +----------+ | COUNT(*) | +----------+ | 4 | +----------+ 1 row in set (0.00 sec) mysql> SELECT COUNT(DISTINCT last_name) FROM people; +---------------------------+ | COUNT(DISTINCT last_name) | +---------------------------+ | 4 | +---------------------------+ 1 row in set (0.00 sec) mysql> SELECT SUM(id), AVG(id) FROM people; +---------+---------+ | SUM(id) | AVG(id) | +---------+---------+ | 28 | 4.0000 | +---------+---------+ 1 row in set (0.01 sec) mysql> SELECT SUM(id) AS sum, AVG(id) AS avg FROM people; +------+--------+ | sum | avg | +------+--------+ | 28 | 4.0000 | +------+--------+ 1 row in set (0.00 sec) mysql> SELECT MIN(birthday) FROM people; +---------------+ | MIN(birthday) | +---------------+ | 1954-12-07 | +---------------+ 1 row in set (0.00 sec) mysql> SELECT UPPER (first_name), LOWER(last_name) FROM people; +--------------------+------------------+ | UPPER (first_name) | LOWER(last_name) | +--------------------+------------------+ | TONY | smith | | SHEERI | carbral | | RAJ | johnson | | NOELLE | johnson | | THOMAS | smith | | JANE | smith | | DOUG | brown | +--------------------+------------------+ 7 rows in set (0.01 sec) mysql> SELECT REPLACE(last_name, 'a', '1') FROM people; +------------------------------+ | REPLACE(last_name, 'a', '1') | +------------------------------+ | Smith | | C1rbr1l | | Johnson | | Johnson | | Smith | | Smith | | Brown | +------------------------------+ 7 rows in set (0.00 sec) mysql> SELECT last_name FROM people; +-----------+ | last_name | +-----------+ | Smith | | Carbral | | Johnson | | Johnson | | Smith | | Smith | | Brown | +-----------+ 7 rows in set (0.00 sec) mysql> INSERT INTO people (first_name, last_name, mobile) -> VALUES ('Otto', 'Von Count', '656-6548'); Query OK, 1 row affected (0.00 sec) mysql> SELECT CONCAT(first_name, last_name) FROM people -> WHERE last_name = 'Smith'; +-------------------------------+ | CONCAT(first_name, last_name) | +-------------------------------+ | TonySmith | | ThomasSmith | | JaneSmith | +-------------------------------+ 3 rows in set (0.00 sec) mysql> SELECT CONCAT(first_name, ' ', last_name) -> FROM people -> WHERE last_name = 'Smith'; +------------------------------------+ | CONCAT(first_name, ' ', last_name) | +------------------------------------+ | Tony Smith | | Thomas Smith | | Jane Smith | +------------------------------------+ 3 rows in set (0.00 sec) mysql> SELECT CONCAT_WS(' ',first_name, last_name, mobile) -> FROM people WHERE last_name= 'Smith'; +----------------------------------------------+ | CONCAT_WS(' ',first_name, last_name, mobile) | +----------------------------------------------+ | Tony Smith 152-9854 | | Thomas Smith 152-9854 | | Jane Smith 152-9854 | +----------------------------------------------+ 3 rows in set (0.00 sec) mysql> SELECT homenumber, LEFT(homenumber, 3), RIGHT(homenumber, 2) FROM homes; +------------+---------------------+----------------------+ | homenumber | LEFT(homenumber, 3) | RIGHT(homenumber, 2) | +------------+---------------------+----------------------+ | 565-6895 | 565 | 95 | | 454-4544 | 454 | 44 | | 985-4515 | 985 | 15 | | 267-3940 | 267 | 40 | +------------+---------------------+----------------------+ 4 rows in set (0.00 sec) mysql> SELECT LENGTH(address), CHAR_LENGTH(address) FROM homes; +-----------------+----------------------+ | LENGTH(address) | CHAR_LENGTH(address) | +-----------------+----------------------+ | 36 | 36 | | 33 | 33 | | 38 | 38 | | 26 | 26 | +-----------------+----------------------+ 4 rows in set (0.00 sec) mysql> SELECT first_name, last_name, YEAR(birthday) FROM people WHERE birthday >= '1970-07-06' AND birthday<='1987-07-06'; +------------+-----------+----------------+ | first_name | last_name | YEAR(birthday) | +------------+-----------+----------------+ | Tony | Smith | 1973 | | Raj | Johnson | 1980 | | Thomas | Smith | 1987 | +------------+-----------+----------------+ 3 rows in set (0.00 sec) mysql> SELECT first_name, birthday FROM people WHERE first_name='Thomas' OR first_name='Raj' OR first_name='Sheeri'; +------------+------------+ | first_name | birthday | +------------+------------+ | Sheeri | 1970-02-23 | | Raj | 1980-08-31 | | Thomas | 1987-07-06 | +------------+------------+ 3 rows in set (0.00 sec) mysql> SELECT first_name, birthday FROM people WHERE first_name IN ('Noelle', 'Thomas', 'Raj'); +------------+------------+ | first_name | birthday | +------------+------------+ | Raj | 1980-08-31 | | Noelle | 1960-07-06 | | Thomas | 1987-07-06 | +------------+------------+ 3 rows in set (0.00 sec) mysql> SELECT first_name FROM people WHERE RIGHT(first_name,1)='e'; +------------+ | first_name | +------------+ | Noelle | | Jane | +------------+ 2 rows in set (0.00 sec) mysql> SELECT first_name FROM people WHERE first_name LIKE '%j'; +------------+ | first_name | +------------+ | Raj | +------------+ 1 row in set (0.00 sec) mysql> SELECT first_name FROM people WHERE first_name LIKE '%o%'; +------------+ | first_name | +------------+ | Tony | | Noelle | | Thomas | | Doug | | Otto | +------------+ 5 rows in set (0.00 sec) mysql> SELECT COUNT(*) FROM people; +----------+ | COUNT(*) | +----------+ | 8 | +----------+ 1 row in set (0.00 sec) mysql> SELECT last_name, COUNT(*) FROM people GROUP BY last_name; +-----------+----------+ | last_name | COUNT(*) | +-----------+----------+ | Brown | 1 | | Carbral | 1 | | Johnson | 2 | | Smith | 3 | | Von Count | 1 | +-----------+----------+ 5 rows in set (0.00 sec) mysql> SELECT last_name, GROUP_CONCAT(mobile) FROM people GROUP BY last_name; +-----------+----------------------------+ | last_name | GROUP_CONCAT(mobile) | +-----------+----------------------------+ | Brown | 466-6241 | | Carbral | 230-4233 | | Johnson | 333-3333,333-3333 | | Smith | 152-9854,152-9854,152-9854 | | Von Count | 656-6548 | +-----------+----------------------------+ 5 rows in set (0.00 sec) mysql> SELECT last_name, GROUP_CONCAT(mobile SEPARATOR ' and ') FROM people GROUP BY last_name; +-----------+----------------------------------------+ | last_name | GROUP_CONCAT(mobile SEPARATOR ' and ') | +-----------+----------------------------------------+ | Brown | 466-6241 | | Carbral | 230-4233 | | Johnson | 333-3333 and 333-3333 | | Smith | 152-9854 and 152-9854 and 152-9854 | | Von Count | 656-6548 | +-----------+----------------------------------------+ 5 rows in set (0.00 sec) mysql> SELECT last_name, GROUP_CONCAT(mobile SEPARATOR ' and ') FROM people GROUP BY last_name HAVING COUNT(*)>1; +-----------+----------------------------------------+ | last_name | GROUP_CONCAT(mobile SEPARATOR ' and ') | +-----------+----------------------------------------+ | Johnson | 333-3333 and 333-3333 | | Smith | 152-9854 and 152-9854 and 152-9854 | +-----------+----------------------------------------+ 2 rows in set (0.00 sec) mysql> SELECT last_name, GROUP_CONCAT(mobile SEPARATOR ' and ') FROM people WHERE last_name != 'Cabral' GROUP BY last_name HAVING COUNT(*)>1; +-----------+----------------------------------------+ | last_name | GROUP_CONCAT(mobile SEPARATOR ' and ') | +-----------+----------------------------------------+ | Johnson | 333-3333 and 333-3333 | | Smith | 152-9854 and 152-9854 and 152-9854 | +-----------+----------------------------------------+ 2 rows in set (0.00 sec) mysql> SELECT first_name, birthday FROM people ORDER BY birthday; +------------+------------+ | first_name | birthday | +------------+------------+ | Otto | NULL | | Doug | 1954-12-07 | | Noelle | 1960-07-06 | | Sheeri | 1970-02-23 | | Tony | 1973-01-23 | | Raj | 1980-08-31 | | Thomas | 1987-07-06 | | Jane | 1987-12-06 | +------------+------------+ 8 rows in set (0.00 sec) mysql> SELECT first_name, birthday FROM people ORDER BY birthday DESC; +------------+------------+ | first_name | birthday | +------------+------------+ | Jane | 1987-12-06 | | Thomas | 1987-07-06 | | Raj | 1980-08-31 | | Tony | 1973-01-23 | | Sheeri | 1970-02-23 | | Noelle | 1960-07-06 | | Doug | 1954-12-07 | | Otto | NULL | +------------+------------+ 8 rows in set (0.00 sec) mysql> SELECT first_name, last_name FROM people ORDER BY last_name, first_name; +------------+-----------+ | first_name | last_name | +------------+-----------+ | Doug | Brown | | Sheeri | Carbral | | Noelle | Johnson | | Raj | Johnson | | Jane | Smith | | Thomas | Smith | | Tony | Smith | | Otto | Von Count | +------------+-----------+ 8 rows in set (0.00 sec) mysql> SELECT first_name, birthday FROM people ORDER BY birthday DESC LIMIT 3; +------------+------------+ | first_name | birthday | +------------+------------+ | Jane | 1987-12-06 | | Thomas | 1987-07-06 | | Raj | 1980-08-31 | +------------+------------+ 3 rows in set (0.00 sec) mysql> SELECT first_name, MONTHNAME(birthday) as mon, birthday FROM people ORDER BY MONTH(birthday); +------------+----------+------------+ | first_name | mon | birthday | +------------+----------+------------+ | Otto | NULL | NULL | | Tony | January | 1973-01-23 | | Sheeri | February | 1970-02-23 | | Noelle | July | 1960-07-06 | | Thomas | July | 1987-07-06 | | Raj | August | 1980-08-31 | | Jane | December | 1987-12-06 | | Doug | December | 1954-12-07 | +------------+----------+------------+ 8 rows in set (0.00 sec) mysql> SELECT last_name, COUNT(*) FROM people GROUP BY last_name; +-----------+----------+ | last_name | COUNT(*) | +-----------+----------+ | Brown | 1 | | Carbral | 1 | | Johnson | 2 | | Smith | 3 | | Von Count | 1 | +-----------+----------+ 5 rows in set (0.00 sec) mysql> SELECT last_name, COUNT(*) FROM people GROUP BY last_name ORDER BY NULL; +-----------+----------+ | last_name | COUNT(*) | +-----------+----------+ | Smith | 3 | | Carbral | 1 | | Johnson | 2 | | Brown | 1 | | Von Count | 1 | +-----------+----------+ 5 rows in set (0.00 sec) mysql> INSERT INTO people (first_name, last_name, birthday, home_id) -> VALUES ('John', 'Smith', '1998-04-07', 4), -> ('Maya', 'Wasserman' , NULL, 4), -> ('Paul', 'Thompson', '1996-05-27', 1); Query OK, 3 rows affected (0.00 sec) Records: 3 Duplicates: 0 Warnings: 0 mysql> DELETE FROM people WHERE first_name='Maya';SELECT * FROM people; Query OK, 1 row affected (0.00 sec) +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | +----+------------+-----------+----------+------------+---------+ 10 rows in set (0.00 sec) mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | +----+------------+-----------+----------+------------+---------+ 10 rows in set (0.00 sec) mysql> INSERT INTO people (first_name, last_name, birthday) -> VALUES ('Eli', 'Kramer', '1984-01-15'); Query OK, 1 row affected (0.00 sec) mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | | 12 | Eli | Kramer | NULL | 1984-01-15 | NULL | +----+------------+-----------+----------+------------+---------+ 11 rows in set (0.00 sec) mysql> SELECT * FROM homes; +----+----------------------------------------+------------+ | id | address | homenumber | +----+----------------------------------------+------------+ | 1 | 36 E. Bayberry Rd.Savannah, GA 31404 | 565-6895 | | 2 | 11 Essex Dr.Farmingdale, NY 11735 | 454-4544 | | 3 | 920 Arlington Street Clifton, NJ 07011 | 985-4515 | | 4 | 234 High Street, PA 19159 | 267-3940 | +----+----------------------------------------+------------+ 4 rows in set (0.00 sec) mysql> SELECT p.first_name, h.address -> FROM people p -> INNER JOIN homes h on (p.home_id = h.id); +------------+----------------------------------------+ | first_name | address | +------------+----------------------------------------+ | Noelle | 36 E. Bayberry Rd.Savannah, GA 31404 | | Thomas | 36 E. Bayberry Rd.Savannah, GA 31404 | | Paul | 36 E. Bayberry Rd.Savannah, GA 31404 | | Sheeri | 11 Essex Dr.Farmingdale, NY 11735 | | Raj | 920 Arlington Street Clifton, NJ 07011 | | Jane | 920 Arlington Street Clifton, NJ 07011 | | Doug | 920 Arlington Street Clifton, NJ 07011 | | John | 234 High Street, PA 19159 | +------------+----------------------------------------+ 8 rows in set (0.00 sec) mysql> SELECT first_name, last_name -> FROM people p -> INNER JOIN homes h on (p.home_id = h.id) -> WHERE p.HOME_ID = 1; +------------+-----------+ | first_name | last_name | +------------+-----------+ | Noelle | Johnson | | Thomas | Smith | | Paul | Thompson | +------------+-----------+ 3 rows in set (0.00 sec) mysql> SELECT p.*, h.address, h.homenumber -> FROM people p -> INNER JOIN homes h on (p.home_id = h.id) -> WHERE p.first_name LIKE '%e%'; +----+------------+-----------+----------+------------+---------+----------------------------------------+------------+ | id | first_name | last_name | mobile | birthday | home_id | address | homenumber | +----+------------+-----------+----------+------------+---------+----------------------------------------+------------+ | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | 11 Essex Dr.Farmingdale, NY 11735 | 454-4544 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | 36 E. Bayberry Rd.Savannah, GA 31404 | 565-6895 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | 920 Arlington Street Clifton, NJ 07011 | 985-4515 | +----+------------+-----------+----------+------------+---------+----------------------------------------+------------+ 3 rows in set (0.00 sec) mysql> SELECT birthday, -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 mysql> SELECT birthday; ERROR 1054 (42S22): Unknown column 'birthday' in 'field list' mysql> SELECT birthday, -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | | 12 | Eli | Kramer | NULL | 1984-01-15 | NULL | +----+------------+-----------+----------+------------+---------+ 11 rows in set (0.00 sec) mysql> select * from people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | | 12 | Eli | Kramer | NULL | 1984-01-15 | NULL | +----+------------+-----------+----------+------------+---------+ 11 rows in set (0.00 sec) mysql> select birthday from people -> ; +------------+ | birthday | +------------+ | 1973-01-23 | | 1970-02-23 | | 1980-08-31 | | 1960-07-06 | | 1987-07-06 | | 1987-12-06 | | 1954-12-07 | | NULL | | 1998-04-07 | | 1996-05-27 | | 1984-01-15 | +------------+ 11 rows in set (0.00 sec) mysql> select birthday, address from people -> ; ERROR 1054 (42S22): Unknown column 'address' in 'field list' mysql> SELECT p.first_name,p.last_name from h.address -> ; ERROR 1146 (42S02): Table 'h.address' doesn't exist mysql> SELECT p.first_name,p.last_name from p.address -> ; ERROR 1146 (42S02): Table 'p.address' doesn't exist mysql> select poeple -> ; ERROR 1054 (42S22): Unknown column 'poeple' in 'field list' mysql> select birthday, address from people join homes on homes.id = people.id IS NOT NULL ORDER BY BIRTHDAY; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | NULL | 36 E. Bayberry Rd.Savannah, GA 31404 | | NULL | 11 Essex Dr.Farmingdale, NY 11735 | | NULL | 920 Arlington Street Clifton, NJ 07011 | | NULL | 234 High Street, PA 19159 | | 1954-12-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1954-12-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1954-12-07 | 920 Arlington Street Clifton, NJ 07011 | | 1954-12-07 | 234 High Street, PA 19159 | | 1960-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1960-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1960-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | | 1970-02-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1970-02-23 | 920 Arlington Street Clifton, NJ 07011 | | 1970-02-23 | 234 High Street, PA 19159 | | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1973-01-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1973-01-23 | 920 Arlington Street Clifton, NJ 07011 | | 1973-01-23 | 234 High Street, PA 19159 | | 1980-08-31 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1980-08-31 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1980-08-31 | 234 High Street, PA 19159 | | 1984-01-15 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1984-01-15 | 11 Essex Dr.Farmingdale, NY 11735 | | 1984-01-15 | 920 Arlington Street Clifton, NJ 07011 | | 1984-01-15 | 234 High Street, PA 19159 | | 1987-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-07-06 | 234 High Street, PA 19159 | | 1987-12-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-12-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-12-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-12-06 | 234 High Street, PA 19159 | | 1996-05-27 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1996-05-27 | 11 Essex Dr.Farmingdale, NY 11735 | | 1996-05-27 | 920 Arlington Street Clifton, NJ 07011 | | 1996-05-27 | 234 High Street, PA 19159 | | 1998-04-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1998-04-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1998-04-07 | 920 Arlington Street Clifton, NJ 07011 | | 1998-04-07 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 44 rows in set (0.00 sec) mysql> select birthday, address from people join homes on homes.id = people.id IS NOT NULL ORDER BY birthday; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | NULL | 36 E. Bayberry Rd.Savannah, GA 31404 | | NULL | 11 Essex Dr.Farmingdale, NY 11735 | | NULL | 920 Arlington Street Clifton, NJ 07011 | | NULL | 234 High Street, PA 19159 | | 1954-12-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1954-12-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1954-12-07 | 920 Arlington Street Clifton, NJ 07011 | | 1954-12-07 | 234 High Street, PA 19159 | | 1960-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1960-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1960-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | | 1970-02-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1970-02-23 | 920 Arlington Street Clifton, NJ 07011 | | 1970-02-23 | 234 High Street, PA 19159 | | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1973-01-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1973-01-23 | 920 Arlington Street Clifton, NJ 07011 | | 1973-01-23 | 234 High Street, PA 19159 | | 1980-08-31 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1980-08-31 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1980-08-31 | 234 High Street, PA 19159 | | 1984-01-15 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1984-01-15 | 11 Essex Dr.Farmingdale, NY 11735 | | 1984-01-15 | 920 Arlington Street Clifton, NJ 07011 | | 1984-01-15 | 234 High Street, PA 19159 | | 1987-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-07-06 | 234 High Street, PA 19159 | | 1987-12-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-12-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-12-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-12-06 | 234 High Street, PA 19159 | | 1996-05-27 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1996-05-27 | 11 Essex Dr.Farmingdale, NY 11735 | | 1996-05-27 | 920 Arlington Street Clifton, NJ 07011 | | 1996-05-27 | 234 High Street, PA 19159 | | 1998-04-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1998-04-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1998-04-07 | 920 Arlington Street Clifton, NJ 07011 | | 1998-04-07 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 44 rows in set (0.00 sec) mysql> select birthday, address from people join homes on homes.id = people.id IS NOT NULL; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1973-01-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1973-01-23 | 920 Arlington Street Clifton, NJ 07011 | | 1973-01-23 | 234 High Street, PA 19159 | | 1970-02-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1970-02-23 | 920 Arlington Street Clifton, NJ 07011 | | 1970-02-23 | 234 High Street, PA 19159 | | 1980-08-31 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1980-08-31 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1980-08-31 | 234 High Street, PA 19159 | | 1960-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1960-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1960-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | | 1987-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-07-06 | 234 High Street, PA 19159 | | 1987-12-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-12-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-12-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-12-06 | 234 High Street, PA 19159 | | 1954-12-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1954-12-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1954-12-07 | 920 Arlington Street Clifton, NJ 07011 | | 1954-12-07 | 234 High Street, PA 19159 | | NULL | 36 E. Bayberry Rd.Savannah, GA 31404 | | NULL | 11 Essex Dr.Farmingdale, NY 11735 | | NULL | 920 Arlington Street Clifton, NJ 07011 | | NULL | 234 High Street, PA 19159 | | 1998-04-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1998-04-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1998-04-07 | 920 Arlington Street Clifton, NJ 07011 | | 1998-04-07 | 234 High Street, PA 19159 | | 1996-05-27 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1996-05-27 | 11 Essex Dr.Farmingdale, NY 11735 | | 1996-05-27 | 920 Arlington Street Clifton, NJ 07011 | | 1996-05-27 | 234 High Street, PA 19159 | | 1984-01-15 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1984-01-15 | 11 Essex Dr.Farmingdale, NY 11735 | | 1984-01-15 | 920 Arlington Street Clifton, NJ 07011 | | 1984-01-15 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 44 rows in set (0.00 sec) mysql> select birthday, address from people inner join homes on homes.id = people.id IS NOT NULL; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1973-01-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1973-01-23 | 920 Arlington Street Clifton, NJ 07011 | | 1973-01-23 | 234 High Street, PA 19159 | | 1970-02-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1970-02-23 | 920 Arlington Street Clifton, NJ 07011 | | 1970-02-23 | 234 High Street, PA 19159 | | 1980-08-31 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1980-08-31 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1980-08-31 | 234 High Street, PA 19159 | | 1960-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1960-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1960-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | | 1987-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-07-06 | 234 High Street, PA 19159 | | 1987-12-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-12-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-12-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-12-06 | 234 High Street, PA 19159 | | 1954-12-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1954-12-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1954-12-07 | 920 Arlington Street Clifton, NJ 07011 | | 1954-12-07 | 234 High Street, PA 19159 | | NULL | 36 E. Bayberry Rd.Savannah, GA 31404 | | NULL | 11 Essex Dr.Farmingdale, NY 11735 | | NULL | 920 Arlington Street Clifton, NJ 07011 | | NULL | 234 High Street, PA 19159 | | 1998-04-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1998-04-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1998-04-07 | 920 Arlington Street Clifton, NJ 07011 | | 1998-04-07 | 234 High Street, PA 19159 | | 1996-05-27 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1996-05-27 | 11 Essex Dr.Farmingdale, NY 11735 | | 1996-05-27 | 920 Arlington Street Clifton, NJ 07011 | | 1996-05-27 | 234 High Street, PA 19159 | | 1984-01-15 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1984-01-15 | 11 Essex Dr.Farmingdale, NY 11735 | | 1984-01-15 | 920 Arlington Street Clifton, NJ 07011 | | 1984-01-15 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 44 rows in set (0.00 sec) mysql> select birthday, address from people inner join homes on homes.id = people.id IS NOT NULL; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1973-01-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1973-01-23 | 920 Arlington Street Clifton, NJ 07011 | | 1973-01-23 | 234 High Street, PA 19159 | | 1970-02-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1970-02-23 | 920 Arlington Street Clifton, NJ 07011 | | 1970-02-23 | 234 High Street, PA 19159 | | 1980-08-31 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1980-08-31 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1980-08-31 | 234 High Street, PA 19159 | | 1960-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1960-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1960-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | | 1987-07-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-07-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-07-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-07-06 | 234 High Street, PA 19159 | | 1987-12-06 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1987-12-06 | 11 Essex Dr.Farmingdale, NY 11735 | | 1987-12-06 | 920 Arlington Street Clifton, NJ 07011 | | 1987-12-06 | 234 High Street, PA 19159 | | 1954-12-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1954-12-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1954-12-07 | 920 Arlington Street Clifton, NJ 07011 | | 1954-12-07 | 234 High Street, PA 19159 | | NULL | 36 E. Bayberry Rd.Savannah, GA 31404 | | NULL | 11 Essex Dr.Farmingdale, NY 11735 | | NULL | 920 Arlington Street Clifton, NJ 07011 | | NULL | 234 High Street, PA 19159 | | 1998-04-07 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1998-04-07 | 11 Essex Dr.Farmingdale, NY 11735 | | 1998-04-07 | 920 Arlington Street Clifton, NJ 07011 | | 1998-04-07 | 234 High Street, PA 19159 | | 1996-05-27 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1996-05-27 | 11 Essex Dr.Farmingdale, NY 11735 | | 1996-05-27 | 920 Arlington Street Clifton, NJ 07011 | | 1996-05-27 | 234 High Street, PA 19159 | | 1984-01-15 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1984-01-15 | 11 Essex Dr.Farmingdale, NY 11735 | | 1984-01-15 | 920 Arlington Street Clifton, NJ 07011 | | 1984-01-15 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 44 rows in set (0.00 sec) mysql> SELECT birthday, address FROM people INNER JOIN homes on homes.id = people.id where birthday is not null; +------------+----------------------------------------+ | birthday | address | +------------+----------------------------------------+ | 1973-01-23 | 36 E. Bayberry Rd.Savannah, GA 31404 | | 1970-02-23 | 11 Essex Dr.Farmingdale, NY 11735 | | 1980-08-31 | 920 Arlington Street Clifton, NJ 07011 | | 1960-07-06 | 234 High Street, PA 19159 | +------------+----------------------------------------+ 4 rows in set (0.00 sec) mysql> SELECT first_name, last_name from people -> ; +------------+-----------+ | first_name | last_name | +------------+-----------+ | Tony | Smith | | Sheeri | Carbral | | Raj | Johnson | | Noelle | Johnson | | Thomas | Smith | | Jane | Smith | | Doug | Brown | | Otto | Von Count | | John | Smith | | Paul | Thompson | | Eli | Kramer | +------------+-----------+ 11 rows in set (0.00 sec) mysql> SELECT first_name, last_name, birthday FROM people -> ; +------------+-----------+------------+ | first_name | last_name | birthday | +------------+-----------+------------+ | Tony | Smith | 1973-01-23 | | Sheeri | Carbral | 1970-02-23 | | Raj | Johnson | 1980-08-31 | | Noelle | Johnson | 1960-07-06 | | Thomas | Smith | 1987-07-06 | | Jane | Smith | 1987-12-06 | | Doug | Brown | 1954-12-07 | | Otto | Von Count | NULL | | John | Smith | 1998-04-07 | | Paul | Thompson | 1996-05-27 | | Eli | Kramer | 1984-01-15 | +------------+-----------+------------+ 11 rows in set (0.00 sec) mysql> people (first_name, last_name, birthday) -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'people (first_name, last_name, birthday)' at line 1 mysql> people first_name, last_name, birthday -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'people first_name, last_name, birthday' at line 1 mysql> people first_name, last_name, birthday from people -> ; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'people first_name, last_name, birthday from people' at line 1 mysql> SELECT first_name, last_name, birthday FROM people ORDER BY MONTH(birthday); +------------+-----------+------------+ | first_name | last_name | birthday | +------------+-----------+------------+ | Otto | Von Count | NULL | | Tony | Smith | 1973-01-23 | | Eli | Kramer | 1984-01-15 | | Sheeri | Carbral | 1970-02-23 | | John | Smith | 1998-04-07 | | Paul | Thompson | 1996-05-27 | | Noelle | Johnson | 1960-07-06 | | Thomas | Smith | 1987-07-06 | | Raj | Johnson | 1980-08-31 | | Jane | Smith | 1987-12-06 | | Doug | Brown | 1954-12-07 | +------------+-----------+------------+ 11 rows in set (0.00 sec) mysql> SELECT first_name, last_name, birthday FROM people where birthday is not null ORDER BY MONTH(birthday); +------------+-----------+------------+ | first_name | last_name | birthday | +------------+-----------+------------+ | Tony | Smith | 1973-01-23 | | Eli | Kramer | 1984-01-15 | | Sheeri | Carbral | 1970-02-23 | | John | Smith | 1998-04-07 | | Paul | Thompson | 1996-05-27 | | Noelle | Johnson | 1960-07-06 | | Thomas | Smith | 1987-07-06 | | Raj | Johnson | 1980-08-31 | | Jane | Smith | 1987-12-06 | | Doug | Brown | 1954-12-07 | +------------+-----------+------------+ 10 rows in set (0.00 sec) mysql> SELECT first_name, last_name, birthday FROM people where birthday is not null ORDER BY MONTH(birthday) DAY(birthday); ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'DAY(birthday)' at line 1 mysql> SELECT SELECT * FROM people; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT * FROM people' at line 1 mysql> SELECT * FROM people; +----+------------+-----------+----------+------------+---------+ | id | first_name | last_name | mobile | birthday | home_id | +----+------------+-----------+----------+------------+---------+ | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | | 9 | John | Smith | NULL | 1998-04-07 | 4 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | | 12 | Eli | Kramer | NULL | 1984-01-15 | NULL | +----+------------+-----------+----------+------------+---------+ 11 rows in set (0.00 sec) mysql> SELECT * FROM people LEFT JOIN h.address -> ; mysql> SELECT * FROM people LEFT join homes on (people.home_id = homes.id); +----+------------+-----------+----------+------------+---------+------+----------------------------------------+------------+ | id | first_name | last_name | mobile | birthday | home_id | id | address | homenumber | +----+------------+-----------+----------+------------+---------+------+----------------------------------------+------------+ | 4 | Noelle | Johnson | 333-3333 | 1960-07-06 | 1 | 1 | 36 E. Bayberry Rd.Savannah, GA 31404 | 565-6895 | | 5 | Thomas | Smith | 152-9854 | 1987-07-06 | 1 | 1 | 36 E. Bayberry Rd.Savannah, GA 31404 | 565-6895 | | 11 | Paul | Thompson | NULL | 1996-05-27 | 1 | 1 | 36 E. Bayberry Rd.Savannah, GA 31404 | 565-6895 | | 2 | Sheeri | Carbral | 230-4233 | 1970-02-23 | 2 | 2 | 11 Essex Dr.Farmingdale, NY 11735 | 454-4544 | | 3 | Raj | Johnson | 333-3333 | 1980-08-31 | 3 | 3 | 920 Arlington Street Clifton, NJ 07011 | 985-4515 | | 6 | Jane | Smith | 152-9854 | 1987-12-06 | 3 | 3 | 920 Arlington Street Clifton, NJ 07011 | 985-4515 | | 7 | Doug | Brown | 466-6241 | 1954-12-07 | 3 | 3 | 920 Arlington Street Clifton, NJ 07011 | 985-4515 | | 9 | John | Smith | NULL | 1998-04-07 | 4 | 4 | 234 High Street, PA 19159 | 267-3940 | | 1 | Tony | Smith | 152-9854 | 1973-01-23 | NULL | NULL | NULL | NULL | | 8 | Otto | Von Count | 656-6548 | NULL | NULL | NULL | NULL | NULL | | 12 | Eli | Kramer | NULL | 1984-01-15 | NULL | NULL | NULL | NULL | +----+------------+-----------+----------+------------+---------+------+----------------------------------------+------------+ 11 rows in set (0.00 sec) mysql>