@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Field field = (Field) o;
        return Objects.equals(index, field.index) &&
                Objects.equals(name, field.name) &&
                Objects.equals(schema, field.schema);
    }
Get the schema of this field
@return the schema of values of this field
connect/api/src/main/java/org/apache/kafka/connect/data/Field.java