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236 lines (210 loc) · 6.84 KB
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mysql> create database dhairyachheda;
Query OK, 1 row affected (0.00 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| bharat |
| bharatgupta |
| dhairyachheda |
| dinesh_mali |
| employee |
| mysql |
| performance_schema |
| se0059 |
| se11 |
| se233 |
| se35 |
| se43 |
| se507 |
| se508 |
| se515a |
| se520 |
| se54 |
| se55 |
| se554 |
| se555 |
| se5555 |
| se558 |
| se559 |
| se571 |
| se579 |
| se58 |
| se59 |
| se599 |
| se5_09 |
| se5_20 |
| se5ns |
| se6 |
| se600 |
| se6031 |
| se609 |
| se620 |
| se631 |
| se635 |
| se641 |
| se645 |
| se651 |
| se66 |
| se660 |
| se666 |
| se667 |
| se6_57 |
| se70 |
| se76 |
| se8740 |
| se88 |
| se89 |
| se95 |
| sr68 |
| student |
| sys |
| te670 |
| us_states |
| workspace |
+--------------------+
60 rows in set (0.51 sec)
mysql> use dhairyachheda;
Database changed
mysql> use dhairyachheda;
Database changed
mysql> create table student
-> (
-> sid numeric(5,0) primary key,
-> name varchar(20),
-> dob date,
-> phone_no numeric(10,0)
-> );
Query OK, 0 rows affected (0.07 sec)
mysql> desc student;
+----------+---------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+----------+---------------+------+-----+---------+-------+
| sid | decimal(5,0) | NO | PRI | NULL | |
| name | varchar(20) | YES | | NULL | |
| dob | date | YES | | NULL | |
| phone_no | decimal(10,0) | YES | | NULL | |
+----------+---------------+------+-----+---------+-------+
4 rows in set (0.05 sec)
mysql> alter table student
-> add city varchar(20);
Query OK, 0 rows affected (0.06 sec)
Records: 0 Duplicates: 0 Warnings: 0
mysql> desc student;
+----------+---------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+----------+---------------+------+-----+---------+-------+
| sid | decimal(5,0) | NO | PRI | NULL | |
| name | varchar(20) | YES | | NULL | |
| dob | date | YES | | NULL | |
| phone_no | decimal(10,0) | YES | | NULL | |
| city | varchar(20) | YES | | NULL | |
+----------+---------------+------+-----+---------+-------+
5 rows in set (0.00 sec)
mysql> drop table student;
Query OK, 0 rows affected (0.00 sec)
mysql> desc student;
ERROR 1146 (42S02): Table 'dhairyachheda.student' doesn't exist
mysql> create table depositor
-> (
-> acc_no numeric(5,0) primary key,
-> dname varchar(20),
-> bal numeric(10,2)
-> );
Query OK, 0 rows affected (0.05 sec)
mysql> desc depositor;
+--------+---------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+--------+---------------+------+-----+---------+-------+
| acc_no | decimal(5,0) | NO | PRI | NULL | |
| dname | varchar(20) | YES | | NULL | |
| bal | decimal(10,2) | YES | | NULL | |
+--------+---------------+------+-----+---------+-------+
3 rows in set (0.00 sec)
mysql> insert into depositor values(1234,'abc',10000);
Query OK, 1 row affected (0.00 sec)
mysql> insert into depositor values(5678,'def',5000);
Query OK, 1 row affected (0.00 sec)
mysql> insert into depositor values(9023,'ghi',6589);
Query OK, 1 row affected (0.00 sec)
mysql> insert into depositor values(5682,'jkl',5826.1);
Query OK, 1 row affected (0.00 sec)
mysql> insert into depositor values(4692,'mno',4702.7);
Query OK, 1 row affected (0.00 sec)
mysql> desc depositor;
+--------+---------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+--------+---------------+------+-----+---------+-------+
| acc_no | decimal(5,0) | NO | PRI | NULL | |
| dname | varchar(20) | YES | | NULL | |
| bal | decimal(10,2) | YES | | NULL | |
+--------+---------------+------+-----+---------+-------+
3 rows in set (0.00 sec)
mysql> insert into depositor(acc_no,dname,bal)
-> values(1,'abc',10000);
Query OK, 1 row affected (0.00 sec)
mysql> select *
-> from depositor;
+--------+-------+----------+
| acc_no | dname | bal |
+--------+-------+----------+
| 1234 | abc | 10000.00 |
| 5678 | def | 5000.00 |
| 9023 | ghi | 6589.00 |
| 5682 | jkl | 5826.10 |
| 4692 | mno | 4702.70 |
| 1 | abc | 10000.00 |
+--------+-------+----------+
6 rows in set (0.00 sec)
mysql> delete from depositor
-> where acc_no =1;
Query OK, 1 row affected (0.05 sec)
mysql> delete from depositor
-> where dname='abc';
Query OK, 1 row affected (0.01 sec)
mysql> delete from depositor
-> where bal=10000;
Query OK, 0 rows affected (0.00 sec)
mysql> select *
-> from depositor;
+--------+-------+---------+
| acc_no | dname | bal |
+--------+-------+---------+
| 5678 | def | 5000.00 |
| 9023 | ghi | 6589.00 |
| 5682 | jkl | 5826.10 |
| 4692 | mno | 4702.70 |
+--------+-------+---------+
4 rows in set (0.00 sec)
mysql> insert into depositor values(1234,'abc',10000);
Query OK, 1 row affected (0.00 sec)
mysql> select *
-> from depositor;
+--------+-------+----------+
| acc_no | dname | bal |
+--------+-------+----------+
| 1234 | abc | 10000.00 |
| 5678 | def | 5000.00 |
| 9023 | ghi | 6589.00 |
| 5682 | jkl | 5826.10 |
| 4692 | mno | 4702.70 |
+--------+-------+----------+
5 rows in set (0.02 sec)
mysql> update depositor
-> set dname='xyz'
-> where dname='mno';
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0
mysql> select *
-> from depositor;
+--------+-------+----------+
| acc_no | dname | bal |
+--------+-------+----------+
| 1234 | abc | 10000.00 |
| 5678 | def | 5000.00 |
| 9023 | ghi | 6589.00 |
| 5682 | jkl | 5826.10 |
| 4692 | xyz | 4702.70 |
+--------+-------+----------+
5 rows in set (0.00 sec)