Method toType

piglet/src/main/java/org/apache/calcite/piglet/Handler.java:241–248

(Ast.Schema schema)

  private RelDataType toType(Ast.Schema schema) {
    final RelDataTypeFactory.Builder typeBuilder =
        builder.getTypeFactory().builder();
    for (Ast.FieldSchema fieldSchema : schema.fieldSchemaList) {
      typeBuilder.add(fieldSchema.id.value, toType(fieldSchema.type));
    }
    return typeBuilder.build();
  }

  private RelDataType toType(Ast.Type type) {
    switch (type.op) {