org.apache.calcite.adapter.jdbc

Class JdbcSchema.Factory

java.lang.Object

org.apache.calcite.adapter.jdbc.JdbcSchema.Factory

All Implemented Interfaces:

SchemaFactory

Enclosing class:

JdbcSchema

public static class JdbcSchema.Factory
extends Object
implements SchemaFactory

Schema factory that creates a JdbcSchema.

This allows you to create a jdbc schema inside a model.json file, like this:

 {
   "version": "1.0",
   "defaultSchema": "FOODMART_CLONE",
   "schemas": [
     {
       "name": "FOODMART_CLONE",
       "type": "custom",
       "factory": "org.apache.calcite.adapter.jdbc.JdbcSchema$Factory",
       "operand": {
         "jdbcDriver": "com.mysql.jdbc.Driver",
         "jdbcUrl": "jdbc:mysql://localhost/foodmart",
         "jdbcUser": "foodmart",
         "jdbcPassword": "foodmart"
       }
     }
   ]
 }

Field Summary

Fields

Modifier and Type	Field and Description
static JdbcSchema.Factory	INSTANCE

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Factory()

Method Summary

Modifier and Type	Method and Description
Schema	create(SchemaPlus parentSchema, String name, Map<String,Object> operand) Creates a Schema.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final JdbcSchema.Factory INSTANCE

Constructor Detail

Factory

private Factory()

Method Detail

create

public Schema create(SchemaPlus parentSchema,
                     String name,
                     Map<String,Object> operand)

Description copied from interface: SchemaFactory

Creates a Schema.

Specified by:

create in interface SchemaFactory

Parameters:

parentSchema - Parent schema

name - Name of this schema

operand - The "operand" JSON property

Returns:

Created schema