INSERT, UPDATE, DELETE

Pengantar SQL Server

John MacKintosh

Instructor

INSERT

INSERT INTO table_name

INSERT INTO table_name (col1, col2, col3)

INSERT INTO table_name (col1, col2, col3) 
VALUES 
  ('value1', 'value2', value3)
Pengantar SQL Server

INSERT SELECT

INSERT INTO table_name (col1, col2, col3) 
SELECT 
  column1, 
  column2, 
  column3 
FROM other_table 
WHERE 
  -- conditions apply
  • Jangan gunakan SELECT *
  • Spesifik agar aman jika struktur tabel berubah
Pengantar SQL Server

UPDATE

UPDATE table 
SET column = value 
WHERE 
  -- Condition(s);
  • Jangan lupa klausa WHERE!
UPDATE table 
SET 
  column1 = value1, 
  column2 = value2 
WHERE 
  -- Condition(s);
Pengantar SQL Server

DELETE

DELETE 
FROM table 
WHERE 
  -- Conditions
  • Uji dulu!
TRUNCATE TABLE table_name
  • Mengosongkan seluruh tabel sekaligus

Pengantar SQL Server

Mari INSERT, UPDATE, dan DELETE!

Pengantar SQL Server

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