diff --git a/query1.sql b/query1.sql
new file mode 100644
index 0000000..f7b9c2b
--- /dev/null
+++ b/query1.sql
@@ -0,0 +1,4 @@
+-- Show the title and director name for all films
+SELECT f.title, p.name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people p ON p.id = d.person_fk
\ No newline at end of file
diff --git a/query10.sql b/query10.sql
new file mode 100644
index 0000000..4d3365b
--- /dev/null
+++ b/query10.sql
@@ -0,0 +1,2 @@
+SELECT p.name FROM people p
+WHERE dob = '1974-11-11'
\ No newline at end of file
diff --git a/query2.sql b/query2.sql
new file mode 100644
index 0000000..af5dee7
--- /dev/null
+++ b/query2.sql
@@ -0,0 +1,10 @@
+-- Show the title, director and star name for all films
+SELECT f.title, dir.name AS director_name, wri.name AS writer_name, sta.name AS star_name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people dir ON dir.id = d.person_fk
+
+LEFT JOIN writers w ON w.film_fk = f.id
+LEFT JOIN people wri ON wri.id = w.person_fk
+
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
\ No newline at end of file
diff --git a/query3.sql b/query3.sql
new file mode 100644
index 0000000..4b34ddc
--- /dev/null
+++ b/query3.sql
@@ -0,0 +1,6 @@
+-- Show the title of films where the director is from the USA
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people p ON p.id = d.person_fk
+LEFT JOIN countries c ON c.id = p.country_fk
+WHERE c.countryname = 'USA'
\ No newline at end of file
diff --git a/query4.sql b/query4.sql
new file mode 100644
index 0000000..4c87995
--- /dev/null
+++ b/query4.sql
@@ -0,0 +1,5 @@
+-- Show only those films where the writer and the director are the same person
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN writers w ON w.film_fk = f.id  
+WHERE w.person_fk = d.person_fk;
\ No newline at end of file
diff --git a/query5.sql b/query5.sql
new file mode 100644
index 0000000..7089bbf
--- /dev/null
+++ b/query5.sql
@@ -0,0 +1,5 @@
+-- Show directors and film titles for films with a score of 8 or higher
+SELECT f.title, dir.name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people dir ON dir.id = d.person_fk
+WHERE f.score > 7;
diff --git a/query6.sql b/query6.sql
new file mode 100644
index 0000000..3c26f8b
--- /dev/null
+++ b/query6.sql
@@ -0,0 +1,4 @@
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN writers w ON w.film_fk = f.id  
+WHERE NOT w.person_fk = d.person_fk;
\ No newline at end of file
diff --git a/query7.sql b/query7.sql
new file mode 100644
index 0000000..466dcd8
--- /dev/null
+++ b/query7.sql
@@ -0,0 +1,2 @@
+SELECT f.title FROM films f
+WHERE f.score > 8 AND f.year > 1985
\ No newline at end of file
diff --git a/query8.sql b/query8.sql
new file mode 100644
index 0000000..3775d48
--- /dev/null
+++ b/query8.sql
@@ -0,0 +1,4 @@
+SELECT f.title FROM films f
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
+WHERE sta.dob = '1974-11-11'
\ No newline at end of file
diff --git a/query9.sql b/query9.sql
new file mode 100644
index 0000000..16e6958
--- /dev/null
+++ b/query9.sql
@@ -0,0 +1,4 @@
+SELECT sta.name FROM films f
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
+WHERE f.YEAR < 1980;
\ No newline at end of file
diff --git a/sql_queries v2.txt b/sql_queries v2.txt
new file mode 100644
index 0000000..3c03e1e
--- /dev/null
+++ b/sql_queries v2.txt	
@@ -0,0 +1,75 @@
+
+# Show the title and director name for all films
+SELECT f.title, p.name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people p ON p.id = d.person_fk
+
+
+# Show the title, director and star name for all films
+SELECT f.title, dir.name AS director_name, wri.name AS writer_name, sta.name AS star_name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people dir ON dir.id = d.person_fk
+
+LEFT JOIN writers w ON w.film_fk = f.id
+LEFT JOIN people wri ON wri.id = w.person_fk
+
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
+
+
+# Show the title of films where the director is from the USA
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people p ON p.id = d.person_fk
+LEFT JOIN countries c ON c.id = p.country_fk
+WHERE c.countryname = 'USA'
+
+
+# Show only those films where the writer and the director are the same person
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN writers w ON w.film_fk = f.id  
+WHERE w.person_fk = d.person_fk;
+
+
+# Show directors and film titles for films with a score of 8 or higher
+SELECT f.title, dir.name FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN people dir ON dir.id = d.person_fk
+WHERE f.score > 7;
+
+
+# Make at least 5 more queries to demonstrate your understanding of joins, and other relationships between tables.
+
+#6
+SELECT f.title FROM films f
+LEFT JOIN directors d ON d.film_fk = f.id
+LEFT JOIN writers w ON w.film_fk = f.id  
+WHERE NOT w.person_fk = d.person_fk;
+
+#7
+SELECT f.title FROM films f
+WHERE f.score > 8 AND f.year > 1985
+
+#8
+SELECT f.title FROM films f
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
+WHERE sta.dob = '1974-11-11'
+
+#9
+SELECT sta.name FROM films f
+LEFT JOIN filmcast fc ON fc.film_fk = f.id
+LEFT JOIN people sta ON sta.id = fc.person_fk
+WHERE f.YEAR < 1980;
+
+#10
+SELECT p.name FROM people p
+WHERE dob = '1974-11-11'
+
+
+
+
+
+
+todo cast
\ No newline at end of file
diff --git a/sql_tables v2.txt b/sql_tables v2.txt
new file mode 100644
index 0000000..ba8eac7
--- /dev/null
+++ b/sql_tables v2.txt	
@@ -0,0 +1,148 @@
+-- tables
+
+CREATE TABLE People(
+id serial PRIMARY KEY,
+name VARCHAR (100) NOT NULL,
+email VARCHAR (100),
+country_fk INTEGER,
+dob DATE
+);
+
+
+
+CREATE TABLE Countries(
+id serial PRIMARY KEY,
+countryname VARCHAR (50) NOT NULL
+);
+
+
+CREATE TABLE Films(
+id serial PRIMARY KEY,
+title VARCHAR (200),
+year INTEGER NOT NULL,
+genre VARCHAR (50),
+score INTEGER
+);
+
+CREATE TABLE Directors(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+
+);
+
+CREATE TABLE Writers(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+);
+
+CREATE TABLE FilmCast(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+);
+
+
+-- populate
+
+INSERT into countries (countryname) VALUES ('USA');
+INSERT into countries (countryname) VALUES ('UK');
+INSERT into countries (countryname) VALUES ('Canada');
+INSERT into countries (countryname) VALUES ('Greece');
+INSERT into countries (countryname) VALUES ('Netherlands');
+INSERT into countries (countryname) VALUES ('Poland');
+INSERT into countries (countryname) VALUES ('France');
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Stanley Kubrick', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('George Lucas', 'george@email.com', 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Robert Mulligan', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('James Cameron', 'james@cameron.com', 3, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('David Lean', NULL, 2, NULL);
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Anthony Mann', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Theodoros Angelopoulos', 'theo@angelopoulos.com', 4, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Paul Verhoeven', NULL, 5, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Krzysztof Kieslowski', 'email@email.com', 6, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Jean-Paul Rappeneau', NULL, 7, NULL);
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Keir Dullea', NULL, NULL, '1936-05-30');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Mark Hamill', NULL, NULL, '1951-09-25');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Gregory Peck', NULL, NULL, '1916-04-05');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Leonardo DiCaprio', NULL, NULL, '1974-11-11');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Julie Christie', NULL, NULL, '1940-04-14');
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Charlton Heston', NULL, NULL, '1923-10-04');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Manos Katrakis', NULL, NULL, '1908-08-14');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Rutger Hauer', NULL, NULL, '1944-01-23');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Juliette Binoche', NULL, NULL, '1964-03-09');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Gerard Depardieu', NULL, NULL, '1948-12-27');
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Arthur C Clarke', 'arthur@clarke.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Harper Lee', 'harper@lee.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Boris Pasternak', 'boris@boris.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Frederick Frank', 'fred@frank.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Erik Hazelhoff Roelfzema', 'erik@roelfzema.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Edmon Rostand', 'edmond@rostand.com', NULL, NULL);
+
+
+INSERT INTO films (title, year, genre, score) VALUES ('2001: A Space Odyssey', 1968, 'Science Fiction', 10);
+INSERT INTO films (title, year, genre, score) VALUES ('Star Wars: A New Hope', 1977, 'Science Fiction', 7);
+INSERT INTO films (title, year, genre, score) VALUES ('To Kill A Mockingbird', 1962, 'Drama', 10);
+INSERT INTO films (title, year, genre, score) VALUES ('Titanic', 1997, 'Romance', 5);
+INSERT INTO films (title, year, genre, score) VALUES ('Dr Zhivago', 1965, 'Historical', 8);
+
+INSERT INTO films (title, year, genre, score) VALUES ('El Cid', 1961, 'Historical', 6);
+INSERT INTO films (title, year, genre, score) VALUES ('Voyage to Cythera', 1984, 'Drama', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Soldier of Orange', 1977, 'Thriller', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Three Colours: Blue', 1993, 'Drama', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Cyrano de Bergerac', 1990, 'Historical', 9);
+
+-- director table
+INSERT INTO directors (film_fk, person_fk) VALUES (1, 1);
+INSERT INTO directors (film_fk, person_fk) VALUES (2, 2);
+INSERT INTO directors (film_fk, person_fk) VALUES (3, 3);
+INSERT INTO directors (film_fk, person_fk) VALUES (4, 4);
+INSERT INTO directors (film_fk, person_fk) VALUES (5, 5);
+
+INSERT INTO directors (film_fk, person_fk) VALUES (6, 6);
+INSERT INTO directors (film_fk, person_fk) VALUES (7, 7);
+INSERT INTO directors (film_fk, person_fk) VALUES (8, 8);
+INSERT INTO directors (film_fk, person_fk) VALUES (9, 9);
+INSERT INTO directors (film_fk, person_fk) VALUES (10, 10);
+
+-- writers table 
+INSERT INTO writers (film_fk, person_fk) VALUES (1, 11);
+INSERT INTO writers (film_fk, person_fk) VALUES (2, 2);
+INSERT INTO writers (film_fk, person_fk) VALUES (3, 22);
+INSERT INTO writers (film_fk, person_fk) VALUES (4, 4);
+INSERT INTO writers (film_fk, person_fk) VALUES (5, 23);
+INSERT INTO writers (film_fk, person_fk) VALUES (6, 24);
+INSERT INTO writers (film_fk, person_fk) VALUES (7, 7);
+INSERT INTO writers (film_fk, person_fk) VALUES (8, 25);
+INSERT INTO writers (film_fk, person_fk) VALUES (9, 9);
+INSERT INTO writers (film_fk, person_fk) VALUES (10, 26);
+
+-- cast film
+INSERT INTO filmcast (film_fk, person_fk) VALUES (1, 11);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (2, 12);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (3, 13);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (4, 14);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (5, 15);
+
+INSERT INTO filmcast (film_fk, person_fk) VALUES (6, 16);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (7, 17);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (8, 18);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (9, 19);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (10, 20);
+
+
+
+
+
+
+
+
diff --git a/tables.sql b/tables.sql
new file mode 100644
index 0000000..d356d04
--- /dev/null
+++ b/tables.sql
@@ -0,0 +1,171 @@
+-- tables
+
+CREATE TABLE People(
+id serial PRIMARY KEY,
+name VARCHAR (100) NOT NULL,
+email VARCHAR (100),
+country_fk INTEGER,
+dob DATE
+);
+
+
+
+CREATE TABLE Countries(
+id serial PRIMARY KEY,
+countryname VARCHAR (50) NOT NULL
+);
+
+
+CREATE TABLE Films(
+id serial PRIMARY KEY,
+title VARCHAR (200),
+year INTEGER NOT NULL,
+genre VARCHAR (50),
+score INTEGER
+);
+
+CREATE TABLE Directors(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+
+);
+
+CREATE TABLE Writers(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+);
+
+CREATE TABLE FilmCast(
+id serial PRIMARY KEY,
+film_fk INTEGER NOT NULL,
+person_fk INTEGER NOT NULL
+);
+
+
+-- populate
+
+INSERT into countries (countryname) VALUES ('USA');
+INSERT into countries (countryname) VALUES ('UK');
+INSERT into countries (countryname) VALUES ('Canada');
+INSERT into countries (countryname) VALUES ('Greece');
+INSERT into countries (countryname) VALUES ('Netherlands');
+INSERT into countries (countryname) VALUES ('Poland');
+INSERT into countries (countryname) VALUES ('France');
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Stanley Kubrick', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('George Lucas', 'george@email.com', 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Robert Mulligan', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('James Cameron', 'james@cameron.com', 3, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('David Lean', NULL, 2, NULL);
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Anthony Mann', NULL, 1, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Theodoros Angelopoulos', 'theo@angelopoulos.com', 4, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Paul Verhoeven', NULL, 5, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Krzysztof Kieslowski', 'email@email.com', 6, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Jean-Paul Rappeneau', NULL, 7, NULL);
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Keir Dullea', NULL, NULL, '1936-05-30');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Mark Hamill', NULL, NULL, '1951-09-25');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Gregory Peck', NULL, NULL, '1916-04-05');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Leonardo DiCaprio', NULL, NULL, '1974-11-11');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Julie Christie', NULL, NULL, '1940-04-14');
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Charlton Heston', NULL, NULL, '1923-10-04');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Manos Katrakis', NULL, NULL, '1908-08-14');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Rutger Hauer', NULL, NULL, '1944-01-23');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Juliette Binoche', NULL, NULL, '1964-03-09');
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Gerard Depardieu', NULL, NULL, '1948-12-27');
+
+
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Arthur C Clarke', 'arthur@clarke.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Harper Lee', 'harper@lee.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Boris Pasternak', 'boris@boris.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Frederick Frank', 'fred@frank.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Erik Hazelhoff Roelfzema', 'erik@roelfzema.com', NULL, NULL);
+INSERT INTO people (name, email, country_fk, dob) VALUES ('Edmon Rostand', 'edmond@rostand.com', NULL, NULL);
+
+
+INSERT INTO films (title, year, genre, score) VALUES ('2001: A Space Odyssey', 1968, 'Science Fiction', 10);
+INSERT INTO films (title, year, genre, score) VALUES ('Star Wars: A New Hope', 1977, 'Science Fiction', 7);
+INSERT INTO films (title, year, genre, score) VALUES ('To Kill A Mockingbird', 1962, 'Drama', 10);
+INSERT INTO films (title, year, genre, score) VALUES ('Titanic', 1997, 'Romance', 5);
+INSERT INTO films (title, year, genre, score) VALUES ('Dr Zhivago', 1965, 'Historical', 8);
+
+INSERT INTO films (title, year, genre, score) VALUES ('El Cid', 1961, 'Historical', 6);
+INSERT INTO films (title, year, genre, score) VALUES ('Voyage to Cythera', 1984, 'Drama', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Soldier of Orange', 1977, 'Thriller', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Three Colours: Blue', 1993, 'Drama', 8);
+INSERT INTO films (title, year, genre, score) VALUES ('Cyrano de Bergerac', 1990, 'Historical', 9);
+
+-- director table
+INSERT INTO directors (film_fk, person_fk) VALUES (1, 1);
+INSERT INTO directors (film_fk, person_fk) VALUES (2, 2);
+INSERT INTO directors (film_fk, person_fk) VALUES (3, 3);
+INSERT INTO directors (film_fk, person_fk) VALUES (4, 4);
+INSERT INTO directors (film_fk, person_fk) VALUES (5, 5);
+
+INSERT INTO directors (film_fk, person_fk) VALUES (6, 6);
+INSERT INTO directors (film_fk, person_fk) VALUES (7, 7);
+INSERT INTO directors (film_fk, person_fk) VALUES (8, 8);
+INSERT INTO directors (film_fk, person_fk) VALUES (9, 9);
+INSERT INTO directors (film_fk, person_fk) VALUES (10, 10);
+
+-- writers table 
+INSERT INTO writers (film_fk, person_fk) VALUES (1, 11);
+INSERT INTO writers (film_fk, person_fk) VALUES (2, 2);
+INSERT INTO writers (film_fk, person_fk) VALUES (3, 22);
+INSERT INTO writers (film_fk, person_fk) VALUES (4, 4);
+INSERT INTO writers (film_fk, person_fk) VALUES (5, 23);
+INSERT INTO writers (film_fk, person_fk) VALUES (6, 24);
+INSERT INTO writers (film_fk, person_fk) VALUES (7, 7);
+INSERT INTO writers (film_fk, person_fk) VALUES (8, 25);
+INSERT INTO writers (film_fk, person_fk) VALUES (9, 9);
+INSERT INTO writers (film_fk, person_fk) VALUES (10, 26);
+
+-- cast film
+INSERT INTO filmcast (film_fk, person_fk) VALUES (1, 11);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (2, 12);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (3, 13);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (4, 14);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (5, 15);
+
+INSERT INTO filmcast (film_fk, person_fk) VALUES (6, 16);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (7, 17);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (8, 18);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (9, 19);
+INSERT INTO filmcast (film_fk, person_fk) VALUES (10, 20);
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+