Exercícios de SQL

sistema_de_rh.sql

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+CREATE DATABASE db_sistema_de_rh;
+
+USE db_sistema_de_rh;
+
+CREATE TABLE funcionarios(
+   id BIGINT AUTO_INCREMENT,
+   nome VARCHAR(255) NOT NULL,
+   cargo VARCHAR(255) NOT NULL,
+   admissao DATE NOT NULL,
+   salario DECIMAL NOT NULL,
+   ctps INT NOT NULL,
+   PRIMARY KEY(id)
+);
+
+ALTER TABLE funcionarios MODIFY salario DECIMAL(6,2);
+
+INSERT INTO funcionarios (nome, cargo, admissao, salario, ctps)
+VALUES ("Alessandra", "Professora de Inglês", "2022-07-15", "5000.50", "0083183"),
+ ("Irene", "Chefe de Cozinha", "2015-01-01", "3400.75", "0084721"),
+ ("Igor", "Segurança", "2023-07-15", "3000.00", "0086598"),
+ ("Nayla", "Auxiliar de Inclusão", "2023-01-01", "1500.50", "0089998"),
+ ("Max", "Coordenador do Ensino Médio", "2016-04-15", "8200.30", "0081247");
+
+SELECT * FROM funcionarios;
+
+SELECT * FROM funcionarios WHERE salario < 2000;
+
+SELECT * FROM funcionarios WHERE salario > 2000;
+
+UPDATE funcionarios SET salario = 1800.50 WHERE id = 4;
+
+SELECT * FROM funcionarios;