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प्रश्न
Consider the following tables – Bank_Account and Branch:
Table: Bank_Account
| ACode | Name | Type |
| A01 | Amrita | Savings |
| A02 | Parthodas | Current |
| A03 | Miraben | Current |
Table: Branch
| ACode | City |
| A01 | Delhi |
| A02 | Mumbai |
| A01 | Nagpur |
What will be the output of the following statement?
SELECT * FROM Bank_Account NATURAL JOIN Branch;
उत्तर
| ACode | Name | Type | City |
| A01 | Amrita | Savings | Delhi |
| A01 | Amrita | Savings | Nagpur |
| A02 | Parthodas | Current | Mumbai |
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E_code - StringE_name - StringSal - IntegerCity - String
Note the following to establish connectivity between Python and MySQL:
- Username is
root - Password is
root - The table exists in a MySQL database named
emp. - The details
(E_code,E_name,Sal,City)are the attributes of the table.
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def display():
mydb=mysql.connect(host="localhost",user="root"
passwd="root", database=" emp")
mycursor=mydb.cursor()
____________ #Statement 2
details = ____________ # Statement 3
for i in details:
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| Table: PRODUCT | ||||
| PCode | PName | UPrice | Rating | BID |
| P01 | Shampoo | 120 | 6 | M03 |
| P02 | Toothpaste | 54 | 8 | M02 |
| P03 | Soap | 25 | 7 | M03 |
| P04 | Toothpaste | 65 | 4 | M04 |
| P05 | Soap | 38 | 5 | M05 |
| P06 | Shampoo | 245 | 6 | M05 |
| Table: BRAND | |
| BID | BName |
| M02 | Dant Kanti |
| M03 | Medimix |
| M04 | Pepsodent |
| M05 | Dove |
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- Display the structure of the table PRODUCT.
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