How do I query a layer in ArcGIS?
The following is a summary of how to create a query layer using the New Query Layer dialog box:
Table of Contents
How do I query a layer in ArcGIS?
The following is a summary of how to create a query layer using the New Query Layer dialog box:
- Connect to the database.
- Choose a table.
- Define an SQL query.
- Validate the SQL statement.
- Specify a unique identifier or use the identifier found by ArcGIS during validation.
How do I query in ArcGIS online?
Configure the Query widget
- Hover over the widget and click the Configure this widget button.
- Optionally click Change widget icon to replace the default icon for this widget.
- Click + New query.
- Click the option next to a data source.
- Select a layer from the list.
How do I make a layer searchable in ArcGIS online?
Searchable feature layer search
- If necessary, check the Enable search tool box at the top of the Search tab.
- Check the box next to the searchable feature layer you want to enable.
- Click Edit next to the layer name and choose a search field from the Search Fields list. Note:
- Click Save.
What level of data is known as query layer?
A query layer is a layer or stand-alone table that is defined by an SQL query. Query layers allow both spatial and non-spatial information stored in your enterprise databases to be easily integrated into your GIS projects, including dashboards.
How do you query a layer?
Query layers are supported for specific database management systems. To use query layers in a map, either drag a table from a database onto the map or define a query against the tables and views in a database or enterprise geodatabase using the New Query Layer dialog box.
How do you query in ArcGIS Pro?
To build a query in Clause mode perform the following steps:
- Click Add Clause.
- Select a field from the choicelist of fields available in your data.
- Select an operator from the choicelist, such as Is Equal To or Is Greater Than.
- Select from the choicelist or enter a value or field to evaluate against.
How do I create an SQL query in ArcMap?
In ArcMap, you can select features by searching with a Structured Query Language (SQL) expression. When you create an expression in the Select By Attributes dialog box, you create it in a version of SQL; the one you use depends on the format of the data you’re querying.
How do I select attributes in ArcGIS online?
To select by attributes, complete the following steps:
- In the Selection group, click the Select By Attributes button.
- Choose the layer from which you want to select.
- Enter a query expression using one of the following methods:
- Click Select to execute the selection query and work with the selection results.
Where are my maps in ArcGIS online?
If you configured search on tables, they can use the search in ArcGIS Runtime SDK apps to find records in the tables you configured. To search, they click the drop-down arrow in the search box and choose a layer or table (as appropriate) from the drop-down menu.
What is a query layer in ArcMap?
Query layers are SQL queries stored in the map in ArcMap. Query layers allow you to access spatial and nonspatial tables and views in databases.
What is a query in ArcGIS Pro?
Queries are used to search for and select a subset of features and table records. All query expressions in ArcGIS Pro use Structured Query Language (SQL) to formulate these search specifications.