org.apache.wayang.api.sql.calcite.jdbc

Class JdbcSchema.Factory

java.lang.Object

org.apache.wayang.api.sql.calcite.jdbc.JdbcSchema.Factory

All Implemented Interfaces:

org.apache.calcite.schema.SchemaFactory

Enclosing class:

JdbcSchema

public static class JdbcSchema.Factory
extends Object
implements org.apache.calcite.schema.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

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.schema.Schema	create(org.apache.calcite.schema.SchemaPlus parentSchema, String name, Map<String,Object> operand)

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

Method Detail

create

public org.apache.calcite.schema.Schema create(org.apache.calcite.schema.SchemaPlus parentSchema,
                                               String name,
                                               Map<String,Object> operand)

Specified by:

create in interface org.apache.calcite.schema.SchemaFactory