# database_wrapper_pgsql
_Part of the `database_wrapper` package._
This python package is a database wrapper for [PostgreSQL](https://www.postgresql.org/) (also called pgsql) database.
## Installation
```bash
pip install database_wrapper[pgsql]
```
## Usage
```python
from database_wrapper_pgsql import PgSQLWithPoolingAsync, DBWrapperPgSQLAsync
db = PgSQLWithPoolingAsync({
"hostname": "localhost",
"port": 3306,
"username": "root",
"password": "your_password",
"database": "my_database"
})
await db.openPool()
try:
async with db as (dbConn, dbCursor):
dbWrapper = DBWrapperPgSQLAsync(dbCursor=dbCursor)
# Simple query
aModel = MyModel()
res = await dbWrapper.getByKey(
aModel,
"id",
3005,
)
if res:
print(f"getByKey: {res.toDict()}")
else:
print("No results")
# Raw query
res = await dbWrapper.getAll(
aModel,
customQuery="""
SELECT t1.*, t2.name AS other_name
FROM my_table AS t1
LEFT JOIN other_table AS t2 ON t1.other_id = t2.id
"""
)
async for record in res:
print(f"getAll: {record.toDict()}")
else:
print("No results")
finally:
await db.openPool()
```
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"description": "# database_wrapper_pgsql\n\n_Part of the `database_wrapper` package._\n\nThis python package is a database wrapper for [PostgreSQL](https://www.postgresql.org/) (also called pgsql) database.\n\n## Installation\n\n```bash\npip install database_wrapper[pgsql]\n```\n\n## Usage\n\n```python\nfrom database_wrapper_pgsql import PgSQLWithPoolingAsync, DBWrapperPgSQLAsync\n\ndb = PgSQLWithPoolingAsync({\n \"hostname\": \"localhost\",\n \"port\": 3306,\n \"username\": \"root\",\n \"password\": \"your_password\",\n \"database\": \"my_database\"\n})\nawait db.openPool()\ntry:\n async with db as (dbConn, dbCursor):\n dbWrapper = DBWrapperPgSQLAsync(dbCursor=dbCursor)\n\n # Simple query\n aModel = MyModel()\n res = await dbWrapper.getByKey(\n aModel,\n \"id\",\n 3005,\n )\n if res:\n print(f\"getByKey: {res.toDict()}\")\n else:\n print(\"No results\")\n\n # Raw query\n res = await dbWrapper.getAll(\n aModel,\n customQuery=\"\"\"\n SELECT t1.*, t2.name AS other_name\n FROM my_table AS t1\n LEFT JOIN other_table AS t2 ON t1.other_id = t2.id\n \"\"\"\n )\n async for record in res:\n print(f\"getAll: {record.toDict()}\")\n else:\n print(\"No results\")\n\nfinally:\n await db.openPool()\n```\n",
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