RelOptConnection (Apache Calcite API)

```
public interface RelOptConnection
```
The planner's view of a connection to a database.
A connection contains a RelOptSchema, via which the query planner can access RelOptTable objects.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  RelOptSchema getRelOptSchema()
  Returns the schema underlying this connection.

- Method Detail
  - getRelOptSchema
```
RelOptSchema getRelOptSchema()
```
    Returns the schema underlying this connection.