Data can be added and published to the Data Store in several ways. We will discuss a few of those methods here. Data can be added to Portal and then published to a feature service--feature services can be published from ArcMap, and feature services can be published from ArcGIS Pro.
A CSV file with either an address field or latitude/longitude in decimal degrees can be added to Portal and subsequently published as a feature service. Features are published in the Web Mercator coordinate system.
Note
Portal reads the first 10 rows of the CSV file to determine the data type and maximum length to use for each field in the hosted feature layer. Once these field types and lengths are set, any subsequent rows that do not match the types and lengths will not be included in the hosted feature layer. Pre-process your CSV to make sure records with the longest fields are in the first 10 rows. If your file has fields that contain mixed numeric and...