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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
?– CONTENTS xi
Does Active Record Support Prepared Statements? . . . . . . . . . . . . 207
How Do I Select a Random Record from the Database?. . . . . . . . . 207
How Do I Model X with Active Record? . . . . . . . . . . . . . . . . . . . . . . . 208
What Support Does Active Record Have for Database
Foreign Keys? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
How Do I Properly Use find_by_sql? . . . . . . . . . . . . . . . . . . . . . . . . . 210
How Do I Ensure that All My Records Are Valid? . . . . . . . . . . . . . . . 211
Can I Use the Same Name for a Database Column
and an Active Record Model?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
Does Active Record Support enum Column Types? . . . . . . . . . . . . . 213
Does Active Record Support Adding Security to Individual
Models or Columns? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
What Is the Difference Between has_one and belongs_to?.


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