get_data: Get data from database
In databrew/portfoliodash: The IFC Portfolio Dashboard

Fetch a table or a specific query of a table from the database.

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get_data(query = NULL, tab = NULL, dbname = NULL, host = NULL,
  port = NULL, user = NULL, password = NULL, connection_object = NULL,
  collect = TRUE)

`query`	A SQL query as a chracter string of length 1
`tab`	As an alternative to query, the name of an entire table to return
`dbname`	The name of the database from which you are getting data. Example: portfolio. If `NULL` the function will try to use the `dbname` in your `connection_object`; if the `connection_object` is `NULL`, the function will try to create a `connection_object` as described below.
`host`	The name of the host from which you are getting data. If `NULL` the function will try to use the `host` in your `connection_object`; if the `connection_object` is `NULL`, the function will try to create a `connection_object` as described below.
`port`	The name of the port from which you are getting data. If `NULL` the function will try to use the `port` in your `connection_object`; if the `connection_object` is `NULL`, the function will try to create a `connection_object` as described below.
`user`	The user. If `NULL` the function will try to use the `user` in your `connection_object`; if the `connection_object` is `NULL`, the function will try to create a `connection_object` as described below.
`password`	The password If `NULL` the function will try to use the `pqssword` in your `connection_object`; if the `connection_object` is `NULL`, the function will try to create a `connection_object` as described below.
`connection_object`	An open connection to adatabase (as created through `credentials_extract` and `credentials_connect` or `credentials_now`); if `NULL`, the function will try to create a `connection_object` by retrieving user information from the `credentials/credentials.yaml` in or somewhere upwards of the working directory.
`collect`	Whether to collect into memory (using dplyr's `connect` function) the result or not