# ConnectDB
Connect python with Mysql, MongoDB, Cassandra database
### Installation
Run below commandto install this package
```pip install connectdb```
## Mysql
#### prerequisite
mysql-connector-pythonmust be installed
To install it, run below command
```pip install mysql-connector-python```
### Connect with Mysql using python
#### import
```from connectdb import mysql_db```
#### connect
```ob=mysql_db.sql("host","user","password")```
#### Check database List
Function db_list is used to show databases list
```ob.db_list```
#### Create Database
Function create_ db is used to create a new database
Parameters
----------
db_name: database name
```ob.create_db(Data_base_name)```
#### Drop Database
Function drop_ db is used to drop a database
Parameters
----------
db_name: database name
```ob.drop_db(Data_base_name)```
#### Create table
Function create_ table is used to create a new table
Parameters
----------
table_name: table name
columns: columns names with data type and other discription in SQL format
example-columns="CI_n INT(2),CI_m INT(2),IAC_u VARCHAR(10),IAC_v VARCHAR(10),IAC_w VARCHAR(10),CAC_u VARCHAR(10),CAC_v VARCHAR(10),CAC_w VARCHAR(10)"
```ob.create_table(table_name,columns)```
#### Insert into Table
Function insert is used to insert value in table
Parameters
----------
table_name: table name
data: values to be inserted in order
```ob.insert(table_name,data)```
#### columns
Function columns is used to print columns names
Parameters
----------
t_name: table name
```ob.columns(t_name)```
#### Select DataBase
Function select_db is used to select a database
Parameters
----------
db_name: database name
```ob.select_db(db_name)```
#### Query
Function query is used to run a SQL query
Parameters
----------
query: SQL query
```ob.query(query)```
## MongoDB
#### prerequisite
pymongo and pandas must be installed
To install pymongo, run below command
```pip install pymongo```
To install pandas, run below command
```pip install pandas```
### Connect with MongoDB using python
#### import
```from connectdb import mongodb```
#### connect
```ob=mongodb.mongo()```
```ob.connect(Connection URL, Database Name)```
#### Create Collection
Function create_ table is used to create a new table
Parameters
----------
COLLECTION_NAME: collection name
```ob.create_collection(COLLECTION_NAME)```
#### Insert
Function insert is used to insert value in table
Parameters
----------
record: data to be inserted as dict, to insert many data use list of dict
```ob.insert(collection_name,record)```
#### Update
Function delete is used to delete record from collection
Parameters
----------
collection_name: collection name
where_dict: condition as dict
new_dict:new values
```ob.update(collection_name,new_dict,where_dict)```
#### Delete
Function delete is used to delete record from collection
Parameters
----------
collection_name: collection name
where_dict: condition as dict
```ob.delete(self, collection_name,where_dict)```
#### Download
Function To download whole collection
Parameters
----------
collection_name: collection name
```ob.download(collection_name)```
## Cassandra
#### prerequisite
cassandra-driver must be installed
To install cassandra-driver, run below command
```pip install cassandra-driver```
### Connect with Cassandra using python
#### import
```from connectdb import cassandra_db```
#### connect
```ob=cassandra_db.cass()```
```ob.connect(Secure Bundle Zip Path,clientID,clientSecret,keyspace)```
#### Create Table
To create table
Parameters
----------
table:table name
columns_with_datatype: columns name with datatypes as string
```ob.create_table(table, columns_with_datatype)```
#### Insert
To insert in table
Parameters
----------
table:table name
columns: columns name
values: values
```ob.insert(table, columns, values)```
#### Select
To select row in table
Parameters
----------
table:table name
columns: columns name
where: where condition
```ob.select(table, columns, where(optional))```
#### Update
To update row in table
Parameters
----------
table:table name
columns_with_values: columns name with values eg age=88
where: where condition
```ob.update(table, columns_with_values, where)```
#### Delete
To delete row in table
Parameters
----------
table:table name
where: where condition
```ob.delete(table, where)```
#### Execute Query
To execute any Cassandra query
Parameters
----------
query:Cassandra query
```ob.execute(query)```
## License
© 2021 Arjun Panwar
This repository is licensed under the MIT license. See LICENSE for details.