-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathSQL_22.text
More file actions
172 lines (138 loc) · 19.8 KB
/
SQL_22.text
File metadata and controls
172 lines (138 loc) · 19.8 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
SQL> SELECT EMP.ENAME,DEPT.DNAME
2 FROM EMP RIGHT JOIN DEPT
3 ON EMP.DEPTNO=DEPT.DEPTNO;
ENAME DNAME
---------- --------------
CLARK ACCOUNTING
KING ACCOUNTING
MILLER ACCOUNTING
JONES RESEARCH
FORD RESEARCH
ADAMS RESEARCH
SMITH RESEARCH
SCOTT RESEARCH
WARD SALES
TURNER SALES
ALLEN SALES
JAMES SALES
BLAKE SALES
MARTIN SALES
OPERATIONS
15 rows selected.
SQL> SELECT EMP.ENAME,DEPT.DNAME FROM EMP LEFT JOIN DEPT
2 ON EMP.DEPTNO=DEPT.DEPTNO;
ENAME DNAME
---------- --------------
SMITH RESEARCH
ALLEN SALES
WARD SALES
JONES RESEARCH
MARTIN SALES
BLAKE SALES
CLARK ACCOUNTING
SCOTT RESEARCH
KING ACCOUNTING
TURNER SALES
ADAMS RESEARCH
JAMES SALES
FORD RESEARCH
MILLER ACCOUNTING
14 rows selected.
SQL> INSERT INTO STUDENT
2 VALUES(102,'RAVI',80.2,2);
1 row created.
SQL> INSERT INTO STUDENT
2 VALUES(103,'GAGAN',75,3);
1 row created.
SQL> INSERT INTO STUDENT
2 VALUES(104,'MAHESH',77,NULL);
1 row created.
SQL> SELECT * FROM STUDENT;
SID SNAME MARKS CID
---------- -------------------- ---------- ----------
102 RAVI 80.2 2
103 GAGAN 75 3
104 MAHESH 77
SQL> INSERT INTO STUDENT
2 VALUES(101,'RAM',70,1);
1 row created.
SQL> SELECT * FROM STUDENT;
SID SNAME MARKS CID
---------- -------------------- ---------- ----------
102 RAVI 80.2 2
103 GAGAN 75 3
104 MAHESH 77
101 RAM 70 1
SQL> SELECT * FROM COURSE;
CID CNAME TNAME
---------- -------------------- --------------------
1 SQL X
2 JAVA Y
3 CSS Z
4 HTML A
SQL> COMMIT;
Commit complete.
SQL> SELECT * FROM EMP;
EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
---------- ---------- --------- ---------- --------- ---------- ---------- ----------
7369 SMITH CLERK 7902 17-DEC-80 800 20
7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30
7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30
7566 JONES MANAGER 7839 02-APR-81 2975 20
7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30
7698 BLAKE MANAGER 7839 01-MAY-81 2850 30
7782 CLARK MANAGER 7839 09-JUN-81 2450 10
7788 SCOTT ANALYST 7566 19-APR-87 3000 20
7839 KING PRESIDENT 17-NOV-81 5000 10
7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30
7876 ADAMS CLERK 7788 23-MAY-87 1100 20
7900 JAMES CLERK 7698 03-DEC-81 950 30
7902 FORD ANALYST 7566 03-DEC-81 3000 20
7934 MILLER CLERK 7782 23-JAN-82 1300 10
14 rows selected.
SQL> SELECT C.CNAME,C.CID,S.CID,S.SNAME
2 FROM COURSE C LEFT JOIN STUDENT S
3 ON C.CID=S.CID;
CNAME CID CID SNAME
-------------------- ---------- ---------- --------------------
JAVA 2 2 RAVI
CSS 3 3 GAGAN
SQL 1 1 RAM
HTML 4
SQL> SELECT E.ENAME,E.DEPTNO,D.DEPTNO,D.DNAME
2 FROM EMP E LEFT JOIN DEPT D
3 ON EMP.DEPTNO = DEPT.DEPTNO;
ON EMP.DEPTNO = DEPT.DEPTNO
*
ERROR at line 3:
ORA-00904: "DEPT"."DEPTNO": invalid identifier
SQL> SELECT E.ENAME,E.DEPTNO,D.DEPTNO,D.DNAME
2 FROM EMP E LEFT JOIN DEPT D
3 ON E.DEPTNO = D.DEPTNO;
ENAME DEPTNO DEPTNO DNAME
---------- ---------- ---------- --------------
SMITH 20 20 RESEARCH
ALLEN 30 30 SALES
WARD 30 30 SALES
JONES 20 20 RESEARCH
MARTIN 30 30 SALES
BLAKE 30 30 SALES
CLARK 10 10 ACCOUNTING
SCOTT 20 20 RESEARCH
KING 10 10 ACCOUNTING
TURNER 30 30 SALES
ADAMS 20 20 RESEARCH
JAMES 30 30 SALES
FORD 20 20 RESEARCH
MILLER 10 10 ACCOUNTING
14 rows selected.
SQL> SELECT S.* ,C.*
2 FROM STUDENT S RIGHT JOIN COURSE C
3 ON S.CID = C.CID;
SID SNAME MARKS CID CID CNAME TNAME
---------- -------------------- ---------- ---------- ---------- -------------------- --------------------
102 RAVI 80.2 2 2 JAVA Y
103 GAGAN 75 3 3 CSS Z
101 RAM 70 1 1 SQL X
4 HTML A
SQL> SPOOL OFF;