In a MySQL script you can write: CREATE TABLE IF NOT EXISTS foo ...; … other stuff … and then you can run the script many times without re-creating...
  • May 22, 2022
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I have heard the terms DDL and DML in reference to databases, but I don’t understand what they are. What are they and how do they relate to SQL?...
  • May 5, 2022
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Given the table created using: CREATE TABLE tbl_Country ( CountryId INT NOT NULL AUTO_INCREMENT, IsDeleted bit, PRIMARY KEY (CountryId) ) How can I delete the column IsDeleted? 9 s...
  • May 4, 2022
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What is the syntax for specifying a primary key on more than 1 column in SQLITE ? 9 s 9 According to the documentation, it’s CREATE TABLE something (...
  • April 27, 2022
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