Programming & Development / April 11, 2025

How to Represent Costa Rica’s Provinces in Java and SQL Using ISO 3166-2 Codes

Costa Rica provinces Java enum Costa Rica ISO 3166-2 CR SQL Costa Rica divisions CR province codes Costa Rica administrative divisions Spring Boot enum Costa Rica province list backend region enum

🇨🇷 Java Enum: Costa Rica’s Provinces

Costa Rica is divided into 7 provinces, each with an ISO 3166-2:CR code. Here's the Java enum:

java

public enum CostaRicaProvince {
    ALAJUELA("CR-A"),
    CARTAGO("CR-C"),
    GUANACASTE("CR-G"),
    HEREDIA("CR-H"),
    LIMON("CR-L"),
    PUNTARENAS("CR-P"),
    SAN_JOSE("CR-SJ");

    private final String code;

    CostaRicaProvince(String code) {
        this.code = code;
    }

    public String getCode() {
        return code;
    }
}

🗃️ SQL Table and Insert Statements

sql

CREATE TABLE costa_rica_provinces (
    id SERIAL PRIMARY KEY,
    name VARCHAR(64) NOT NULL,
    code VARCHAR(8) NOT NULL UNIQUE
);

INSERT INTO costa_rica_provinces (name, code) VALUES
('Alajuela', 'CR-A'),
('Cartago', 'CR-C'),
('Guanacaste', 'CR-G'),
('Heredia', 'CR-H'),
('Limón', 'CR-L'),
('Puntarenas', 'CR-P'),
('San José', 'CR-SJ');

✅ Summary

This Java enum and SQL table setup models all 7 provinces of Costa Rica using their official ISO 3166-2:CR codes. It’s ideal for applications requiring geographic or administrative data normalization.


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