SchemaFunctions (Drill : Exec : Java Execution Engine 1.20.0 API)

public class SchemaFunctions
extends Object

Nested Classes
Modifier and Type	Class and Description
`static class`	`SchemaFunctions.MergeNullableSchemaFunction` Aggregate function which accepts VarChar column with string representations of `TupleMetadata` and returns string representation of `TupleMetadata` with merged schema.
`static class`	`SchemaFunctions.MergeSchemaFunction`
`static class`	`SchemaFunctions.SchemaFunction` Aggregate function which infers schema from incoming data and returns string representation of `TupleMetadata` with incoming schema.

Constructors
Constructor and Description
`SchemaFunctions()`

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static TupleMetadata`	`getTupleMetadata(String serialized)` Wraps static method from TupleMetadata to avoid `IncompatibleClassChangeError` for JDK 9+.

Class SchemaFunctions