Create and manage Custom Expectations
Create Custom Expectations to extend the functionality of Great Expectations (GX) and satisfy your unique business requirements. To contribute new Expectations to the open source project, see Contribute Custom Expectations.
Create a Custom Column Aggregate Expectation
Evaluates a single column and produces an aggregate Metric
Create a Custom Column Map Expectation
Evaluates a single column and performs a yes or no query on every row in the column
Create a Custom Batch Expectation
Evaluates an entire Batch, and answers a semantic question about the Batch
Create a Custom Column Pair Map Expectation
Evaluates a pair of columns and performs a yes or no query about the row-wise relationship between the two columns
Create a Custom Multicolumn Map Expectation
Evaluates a set of columns and performs a yes or no query about the row-wise relationship between the columns
Create a Custom Regex-Based Column Map Expectation
Evaluates a single column and performs a yes or no regex-based query on every row in the column
Create a Custom Set-Based Column Map Expectation
Evaluates a single column and determines if each row in the column belongs to the specified set
Create a Custom Query Expectation
Runs Expectations against custom query results and makes intermediate queries to your database
Create a Custom Parameterized Expectation
Inherits classes from existing Expectations and then creates a new customized Expectation
Add auto-initializing framework support to a Custom Expectation
Automates Expectation parameter estimation