Index
A note on the digital index
A link in an index entry is displayed as the section title in which that entry appears. Because some sections have multiple index markers, it is not unusual for an entry to have several links to the same section. Clicking on any link will take you directly to the place in the text in which the marker appears.
Symbols
- 1NF (First Normal Form), Halfway to 1NF, PRIMARY KEY rules, Your SQL Toolbox, Not in first normal form, Your SQL Toolbox
- 2NF (Second Normal Form), Transitive functional dependency, We might be 2NF already..., Your SQL Toolbox
- functional dependency, We might be 2NF already...
- 3NF (Third Normal Form), Third normal form (at last)
- % (percent sign), Saving time with a single keyword: LIKE, Thatâs more LIKE it
- â, Create the INSERT statement (see single quote)
- * (asterisk), What the * is that?, SELECT specific columns for faster results
- SELECT statement, What the * is that?, SELECT specific columns for faster results
- < (less than sign), Smooth Comparison Operators
- <= (less than or equal to sign), Smooth Comparison Operators
- <> (not equal sign), Smooth Comparison Operators
- = (equal sign), Smooth Comparison Operators, UPDATE rules, UPDATE rules
- SET clause, UPDATE rules
- WHERE clause, UPDATE rules
- > (greater than sign), Once is enough, Smooth Comparison Operators
- >= (greater than or equal to sign), Smooth Comparison Operators
- \, Single quotes are special characters (see backslash)
- _ (underscore), Thatâs more LIKE it
A
- ABS( ) function, #8. Useful numeric functions ...
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