||An uppercase or lowercase alphabetic character ranging from A through Z.
||A digit ranging from 0 through 9.
Do not use commas when typing a number with more than 3 digits.
||Keywords with variables.
- UPPERCASE LETTERS represent a keyword.
Syntax diagrams show all keywords in uppercase, unless operating system restrictions require them to be in lowercase.
- lowercase italic letters represent a variable such as a column or table name.
Substitute the variable with a proper value.
lowercase bold letters represent an excerpt from the diagram. The excerpt is defined immediately following the diagram that contains it.
- UNDERLINED LETTERS represent the value assumed by default when no other value is given. This applies to both uppercase and lowercase words.
||Use one space between items such as keywords or variables.
||Type all punctuation exactly as it appears in the diagram.