RelOptSchema (Apache Calcite API)

All Known Subinterfaces:

Prepare.CatalogReader, RelOptSchemaWithSampling

All Known Implementing Classes:

CalciteCatalogReader
```
public interface RelOptSchema
```
A RelOptSchema is a set of RelOptTable objects.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`RelOptTable`	`getTableForMember(java.util.List<java.lang.String> names)`	Retrieves a `RelOptTable` based upon a member access.
`RelDataTypeFactory`	`getTypeFactory()`	Returns the `type factory` used to generate types for this schema.
`void`	`registerRules(RelOptPlanner planner)`	Registers all of the rules supported by this schema.

- Method Detail
  - getTableForMember
```
RelOptTable getTableForMember(java.util.List<java.lang.String> names)
```
    Retrieves a RelOptTable based upon a member access.
    For example, the Saffron expression salesSchema.emps would be resolved using a call to salesSchema.getTableForMember(new String[]{"emps" }).
    
    Note that name.length is only greater than 1 for queries originating from JDBC.
    
    Parameters:
    
    names - Qualified name
  - getTypeFactory
```
RelDataTypeFactory getTypeFactory()
```
    Returns the type factory used to generate types for this schema.
  - registerRules
```
void registerRules(RelOptPlanner planner)
            throws java.lang.Exception
```
    Registers all of the rules supported by this schema. Only called by RelOptPlanner.registerSchema(org.apache.calcite.plan.RelOptSchema).
    
    Throws:
    
    java.lang.Exception