Wednesday, October 24, 2018

learn SQL codecademy.com

We learned 6 commands in SQL today;

statement is a string of characters that the database recognizes as a valid command.
  • CREATE TABLE creates a new table.
  • INSERT INTO adds a new row to a table.
  • SELECT queries data from a table.
  • UPDATE edits a row in a table.
  • ALTER TABLE changes an existing table.
  • DELETE FROM deletes rows from a table

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