Merge pull request #13 from lnyemba/v2.0.4
documentation added (notebooks)
This commit is contained in:
commit
76484f0130
|
@ -15,21 +15,21 @@
|
|||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"execution_count": 3,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stderr",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"100%|██████████| 1/1 [00:00<00:00, 5440.08it/s]\n"
|
||||
"100%|██████████| 1/1 [00:00<00:00, 10106.76it/s]\n"
|
||||
]
|
||||
},
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"['data transport version ', '2.0.0']\n"
|
||||
"['data transport version ', '2.0.4']\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
|
@ -45,7 +45,7 @@
|
|||
"PRIVATE_KEY = os.environ['BQ_KEY'] #-- location of the service key\n",
|
||||
"DATASET = 'demo'\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"bqw = transport.factory.instance(provider=providers.BIGQUERY,dataset=DATASET,table='friends',context='write',private_key=PRIVATE_KEY)\n",
|
||||
"bqw = transport.get.writer(provider=providers.BIGQUERY,dataset=DATASET,table='friends',private_key=PRIVATE_KEY)\n",
|
||||
"bqw.write(_data,if_exists='replace') #-- default is append\n",
|
||||
"print (['data transport version ', transport.__version__])\n"
|
||||
]
|
||||
|
@ -63,7 +63,8 @@
|
|||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
|
@ -93,7 +94,7 @@
|
|||
"from transport import providers\n",
|
||||
"import os\n",
|
||||
"PRIVATE_KEY=os.environ['BQ_KEY']\n",
|
||||
"pgr = transport.instance(provider=providers.BIGQUERY,dataset='demo',table='friends',private_key=PRIVATE_KEY)\n",
|
||||
"pgr = transport.get.reader(provider=providers.BIGQUERY,dataset='demo',table='friends',private_key=PRIVATE_KEY)\n",
|
||||
"_df = pgr.read()\n",
|
||||
"_query = 'SELECT COUNT(*) _counts, AVG(age) from demo.friends'\n",
|
||||
"_sdf = pgr.read(sql=_query)\n",
|
||||
|
@ -106,35 +107,13 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 3,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"data": {
|
||||
"text/plain": [
|
||||
"{'dataset': 'demo', 'table': 'friends'}"
|
||||
]
|
||||
},
|
||||
"execution_count": 3,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"\n",
|
||||
"{\n",
|
||||
" \n",
|
||||
" \"dataset\":\"demo\",\"table\":\"friends\"\n",
|
||||
"}"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
|
|
|
@ -11,14 +11,14 @@
|
|||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"execution_count": 4,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"2.0.0\n"
|
||||
"2.0.4\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
|
@ -30,7 +30,7 @@
|
|||
"from transport import providers\n",
|
||||
"import pandas as pd\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"mgw = transport.factory.instance(provider=providers.MONGODB,db='demo',collection='friends',context='write')\n",
|
||||
"mgw = transport.get.writer(provider=providers.MONGODB,db='demo',collection='friends')\n",
|
||||
"mgw.write(_data)\n",
|
||||
"print (transport.__version__)"
|
||||
]
|
||||
|
@ -48,12 +48,13 @@
|
|||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 4,
|
||||
"execution_count": 2,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
|
@ -73,7 +74,7 @@
|
|||
"\n",
|
||||
"import transport\n",
|
||||
"from transport import providers\n",
|
||||
"mgr = transport.instance(provider=providers.MONGODB,db='foo',collection='friends')\n",
|
||||
"mgr = transport.get.reader(provider=providers.MONGODB,db='foo',collection='friends')\n",
|
||||
"_df = mgr.read()\n",
|
||||
"PIPELINE = [{\"$group\":{\"_id\":0,\"_counts\":{\"$sum\":1}, \"_mean\":{\"$avg\":\"$age\"}}}]\n",
|
||||
"_sdf = mgr.read(aggregate='friends',pipeline=PIPELINE)\n",
|
||||
|
@ -86,41 +87,13 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"data": {
|
||||
"text/plain": [
|
||||
"{'host': 'klingon.io',\n",
|
||||
" 'port': 27017,\n",
|
||||
" 'username': 'me',\n",
|
||||
" 'password': 'foobar',\n",
|
||||
" 'db': 'foo',\n",
|
||||
" 'collection': 'friends',\n",
|
||||
" 'authSource': '<authdb>',\n",
|
||||
" 'mechamism': '<SCRAM-SHA-256|MONGODB-CR|SCRAM-SHA-1>'}"
|
||||
]
|
||||
},
|
||||
"execution_count": 1,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"{\n",
|
||||
" \"host\":\"klingon.io\",\"port\":27017,\"username\":\"me\",\"password\":\"foobar\",\"db\":\"foo\",\"collection\":\"friends\",\n",
|
||||
" \"authSource\":\"<authdb>\",\"mechamism\":\"<SCRAM-SHA-256|MONGODB-CR|SCRAM-SHA-1>\"\n",
|
||||
"}"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
|
|
|
@ -17,17 +17,9 @@
|
|||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"execution_count": null,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"['data transport version ', '2.0.0']\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"outputs": [],
|
||||
"source": [
|
||||
"#\n",
|
||||
"# Writing to Google Bigquery database\n",
|
||||
|
@ -41,7 +33,7 @@
|
|||
"MSSQL_AUTH_FILE= os.sep.join([AUTH_FOLDER,'mssql.json'])\n",
|
||||
"\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"msw = transport.factory.instance(provider=providers.MSSQL,table='friends',context='write',auth_file=MSSQL_AUTH_FILE)\n",
|
||||
"msw = transport.get.writer(provider=providers.MSSQL,table='friends',auth_file=MSSQL_AUTH_FILE)\n",
|
||||
"msw.write(_data,if_exists='replace') #-- default is append\n",
|
||||
"print (['data transport version ', transport.__version__])\n"
|
||||
]
|
||||
|
@ -59,30 +51,15 @@
|
|||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 5,
|
||||
"execution_count": null,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
" name age\n",
|
||||
"0 James Bond 55\n",
|
||||
"1 Steve Rogers 150\n",
|
||||
"2 Steve Nyemba 44\n",
|
||||
"\n",
|
||||
"--------- STATISTICS ------------\n",
|
||||
"\n",
|
||||
" _counts \n",
|
||||
"0 3 83\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"outputs": [],
|
||||
"source": [
|
||||
"\n",
|
||||
"import transport\n",
|
||||
|
@ -91,7 +68,7 @@
|
|||
"AUTH_FOLDER = os.environ['DT_AUTH_FOLDER'] #-- location of the service key\n",
|
||||
"MSSQL_AUTH_FILE= os.sep.join([AUTH_FOLDER,'mssql.json'])\n",
|
||||
"\n",
|
||||
"msr = transport.instance(provider=providers.MSSQL,table='friends',auth_file=MSSQL_AUTH_FILE)\n",
|
||||
"msr = transport.get.reader(provider=providers.MSSQL,table='friends',auth_file=MSSQL_AUTH_FILE)\n",
|
||||
"_df = msr.read()\n",
|
||||
"_query = 'SELECT COUNT(*) _counts, AVG(age) from friends'\n",
|
||||
"_sdf = msr.read(sql=_query)\n",
|
||||
|
@ -104,25 +81,31 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 3,
|
||||
"execution_count": 1,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"data": {
|
||||
"text/plain": [
|
||||
"{'dataset': 'demo', 'table': 'friends'}"
|
||||
"{'provider': 'sqlserver',\n",
|
||||
" 'dataset': 'demo',\n",
|
||||
" 'table': 'friends',\n",
|
||||
" 'username': '<username>',\n",
|
||||
" 'password': '<password>'}"
|
||||
]
|
||||
},
|
||||
"execution_count": 3,
|
||||
"execution_count": 1,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
|
@ -130,10 +113,17 @@
|
|||
"source": [
|
||||
"\n",
|
||||
"{\n",
|
||||
" \n",
|
||||
" \"provider\":\"sqlserver\",\n",
|
||||
" \"dataset\":\"demo\",\"table\":\"friends\",\"username\":\"<username>\",\"password\":\"<password>\"\n",
|
||||
"}"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": null,
|
||||
"metadata": {},
|
||||
"outputs": [],
|
||||
"source": []
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
|
|
|
@ -14,14 +14,14 @@
|
|||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 8,
|
||||
"execution_count": 3,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"2.0.0\n"
|
||||
"2.0.4\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
|
@ -33,7 +33,7 @@
|
|||
"from transport import providers\n",
|
||||
"import pandas as pd\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"myw = transport.factory.instance(provider=providers.MYSQL,database='demo',table='friends',context='write',auth_file=\"/home/steve/auth-mysql.json\")\n",
|
||||
"myw = transport.get.writer(provider=providers.MYSQL,database='demo',table='friends',auth_file=\"/home/steve/auth-mysql.json\")\n",
|
||||
"myw.write(_data,if_exists='replace') #-- default is append\n",
|
||||
"print (transport.__version__)"
|
||||
]
|
||||
|
@ -51,12 +51,13 @@
|
|||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 9,
|
||||
"execution_count": 4,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
|
@ -68,7 +69,7 @@
|
|||
"1 Steve Rogers 150\n",
|
||||
"2 Steve Nyemba 44\n",
|
||||
"--------- STATISTICS ------------\n",
|
||||
" _counts avg\n",
|
||||
" _counts AVG(age)\n",
|
||||
"0 3 83.0\n"
|
||||
]
|
||||
}
|
||||
|
@ -77,7 +78,7 @@
|
|||
"\n",
|
||||
"import transport\n",
|
||||
"from transport import providers\n",
|
||||
"myr = transport.instance(provider=providers.POSTGRESQL,database='demo',table='friends',auth_file='/home/steve/auth-mysql.json')\n",
|
||||
"myr = transport.get.reader(provider=providers.MYSQL,database='demo',table='friends',auth_file='/home/steve/auth-mysql.json')\n",
|
||||
"_df = myr.read()\n",
|
||||
"_query = 'SELECT COUNT(*) _counts, AVG(age) from friends'\n",
|
||||
"_sdf = myr.read(sql=_query)\n",
|
||||
|
@ -90,16 +91,18 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"execution_count": 5,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
|
@ -109,21 +112,29 @@
|
|||
" 'port': 3306,\n",
|
||||
" 'username': 'me',\n",
|
||||
" 'password': 'foobar',\n",
|
||||
" 'provider': 'mysql',\n",
|
||||
" 'database': 'demo',\n",
|
||||
" 'table': 'friends'}"
|
||||
]
|
||||
},
|
||||
"execution_count": 1,
|
||||
"execution_count": 5,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"{\n",
|
||||
" \"host\":\"klingon.io\",\"port\":3306,\"username\":\"me\",\"password\":\"foobar\",\n",
|
||||
" \"host\":\"klingon.io\",\"port\":3306,\"username\":\"me\",\"password\":\"foobar\", \"provider\":\"mysql\",\n",
|
||||
" \"database\":\"demo\",\"table\":\"friends\"\n",
|
||||
"}"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": null,
|
||||
"metadata": {},
|
||||
"outputs": [],
|
||||
"source": []
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
|
|
|
@ -14,14 +14,14 @@
|
|||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 8,
|
||||
"execution_count": 1,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"2.0.0\n"
|
||||
"2.0.4\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
|
@ -33,7 +33,7 @@
|
|||
"from transport import providers\n",
|
||||
"import pandas as pd\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"pgw = transport.factory.instance(provider=providers.POSTGRESQL,database='demo',table='friends',context='write')\n",
|
||||
"pgw = transport.get.writer(provider=providers.POSTGRESQL,database='demo',table='friends')\n",
|
||||
"pgw.write(_data,if_exists='replace') #-- default is append\n",
|
||||
"print (transport.__version__)"
|
||||
]
|
||||
|
@ -49,14 +49,16 @@
|
|||
"- Basic read of the designated table (friends) created above\n",
|
||||
"- Execute an aggregate SQL against the table\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 6,
|
||||
"execution_count": 2,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
|
@ -77,7 +79,7 @@
|
|||
"\n",
|
||||
"import transport\n",
|
||||
"from transport import providers\n",
|
||||
"pgr = transport.instance(provider=providers.POSTGRESQL,database='demo',table='friends')\n",
|
||||
"pgr = transport.get.reader(provider=providers.POSTGRESQL,database='demo',table='friends')\n",
|
||||
"_df = pgr.read()\n",
|
||||
"_query = 'SELECT COUNT(*) _counts, AVG(age) from friends'\n",
|
||||
"_sdf = pgr.read(sql=_query)\n",
|
||||
|
@ -90,16 +92,18 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 1,
|
||||
"execution_count": 4,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
|
@ -109,18 +113,19 @@
|
|||
" 'port': 5432,\n",
|
||||
" 'username': 'me',\n",
|
||||
" 'password': 'foobar',\n",
|
||||
" 'provider': 'postgresql',\n",
|
||||
" 'database': 'demo',\n",
|
||||
" 'table': 'friends'}"
|
||||
]
|
||||
},
|
||||
"execution_count": 1,
|
||||
"execution_count": 4,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"{\n",
|
||||
" \"host\":\"klingon.io\",\"port\":5432,\"username\":\"me\",\"password\":\"foobar\",\n",
|
||||
" \"host\":\"klingon.io\",\"port\":5432,\"username\":\"me\",\"password\":\"foobar\", \"provider\":\"postgresql\",\n",
|
||||
" \"database\":\"demo\",\"table\":\"friends\"\n",
|
||||
"}"
|
||||
]
|
||||
|
|
|
@ -18,7 +18,7 @@
|
|||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"2.0.0\n"
|
||||
"2.0.4\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
|
@ -30,7 +30,7 @@
|
|||
"from transport import providers\n",
|
||||
"import pandas as pd\n",
|
||||
"_data = pd.DataFrame({\"name\":['James Bond','Steve Rogers','Steve Nyemba'],'age':[55,150,44]})\n",
|
||||
"sqw = transport.factory.instance(provider=providers.SQLITE,database='/home/steve/demo.db3',table='friends',context='write')\n",
|
||||
"sqw = transport.get.writer(provider=providers.SQLITE,database='/home/steve/demo.db3',table='friends')\n",
|
||||
"sqw.write(_data,if_exists='replace') #-- default is append\n",
|
||||
"print (transport.__version__)"
|
||||
]
|
||||
|
@ -46,9 +46,11 @@
|
|||
"- Basic read of the designated table (friends) created above\n",
|
||||
"- Execute an aggregate SQL against the table\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"**NOTE**\n",
|
||||
"\n",
|
||||
"It is possible to use **transport.factory.instance** or **transport.instance** they are the same. It allows the maintainers to know that we used a factory design pattern."
|
||||
"By design **read** object are separated from **write** objects in order to avoid accidental writes to the database.\n",
|
||||
"Read objects are created with **transport.get.reader** whereas write objects are created with **transport.get.writer**"
|
||||
]
|
||||
},
|
||||
{
|
||||
|
@ -74,10 +76,10 @@
|
|||
"\n",
|
||||
"import transport\n",
|
||||
"from transport import providers\n",
|
||||
"pgr = transport.instance(provider=providers.SQLITE,database='/home/steve/demo.db3',table='friends')\n",
|
||||
"_df = pgr.read()\n",
|
||||
"sqr = transport.get.reader(provider=providers.SQLITE,database='/home/steve/demo.db3',table='friends')\n",
|
||||
"_df = sqr.read()\n",
|
||||
"_query = 'SELECT COUNT(*) _counts, AVG(age) from friends'\n",
|
||||
"_sdf = pgr.read(sql=_query)\n",
|
||||
"_sdf = sqr.read(sql=_query)\n",
|
||||
"print (_df)\n",
|
||||
"print ('--------- STATISTICS ------------')\n",
|
||||
"print (_sdf)"
|
||||
|
@ -87,11 +89,13 @@
|
|||
"cell_type": "markdown",
|
||||
"metadata": {},
|
||||
"source": [
|
||||
"The cell bellow show the content of an auth_file, in this case if the dataset/table in question is not to be shared then you can use auth_file with information associated with the parameters.\n",
|
||||
"An **auth-file** is a file that contains database parameters used to access the database. \n",
|
||||
"For code in shared environments, we recommend \n",
|
||||
"\n",
|
||||
"**NOTE**:\n",
|
||||
"1. Having the **auth-file** stored on disk \n",
|
||||
"2. and the location of the file is set to an environment variable.\n",
|
||||
"\n",
|
||||
"The auth_file is intended to be **JSON** formatted. This is an overkill for SQLite ;-)"
|
||||
"To generate a template of the **auth-file** open the **file generator wizard** found at visit https://healthcareio.the-phi.com/data-transport"
|
||||
]
|
||||
},
|
||||
{
|
||||
|
|
Loading…
Reference in New Issue