prueba tecnica

db/01_CreateDataBaseAndTables.sql

@@ -0,0 +1,60 @@
+DO
+$$
+BEGIN
+   IF NOT EXISTS (SELECT FROM pg_database WHERE datname = 'db.ProximaContracts') THEN
+      CREATE DATABASE "db.ProximaContracts";
+   END IF;
+END
+$$;
+
+\c "db.ProximaContracts";
+
+CREATE TABLE IF NOT EXISTS public.Rates (
+    Id        INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+    Name      VARCHAR(100) NOT NULL,
+    Price     MONEY        NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS public.Contracts (
+    Id                 INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
+    ContractorIdNumber VARCHAR(20)  NOT NULL,
+    ContractorName     VARCHAR(50)  NOT NULL,
+    ContractorSurname  VARCHAR(100) NOT NULL,
+    ContractInitDate   TIMESTAMP    NOT NULL,
+    RateId             INTEGER      NOT NULL,
+    CONSTRAINT fk_contracts_rates
+        FOREIGN KEY (RateId)
+        REFERENCES public.Rates (Id)
+        ON UPDATE CASCADE
+        ON DELETE RESTRICT
+);
+
+
+
+CREATE INDEX IF NOT EXISTS idx_contracts_rateid
+    ON public.Contracts (RateId);
+
+
+INSERT INTO public.Rates 
+    (Name, Price)
+VALUES
+    ('Basic',    0.10),
+    ('Economy',  0.12),
+    ('Standard', 0.15),
+    ('Premium',  0.20),
+    ('Ultra',    0.25);
+
+
+
+INSERT INTO public.Contracts
+        (ContractorIdNumber,
+         ContractorName,
+         ContractorSurname,
+         ContractInitDate,
+         RateId)
+VALUES
+    ('A12345678', 'John',   'Smith',     '2025-01-15 10:00:00', 1), 
+    ('B23456789', 'Emily',  'Johnson',   '2025-02-20 11:30:00', 2), 
+    ('C34567890', 'Carlos', 'García',    '2025-03-05 09:00:00', 3), 
+    ('D45678901', 'Sofía',  'Martínez',  '2025-04-12 14:45:00', 4), 
+    ('E56789012', 'Liam',   'Brown',     '2025-05-01 08:20:00', 5);