MySQL vs. PostgreSQL
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The document shows examples of creating a table and inserting a row into it using MySQL and PostgreSQL. In MySQL, a table is created with integer and varchar(20) columns, and a row is successfully inserted with an id of 1 and a name that is longer than 20 characters and is truncated. In PostgreSQL, the same table creation succeeds but the insertion fails with an error because the value for the name column is too long for the varchar(20) type.
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