Syntax Help: Free-Text Searching
The HDAS syntax is given in the table below. In each paragraph, the equivalent in each native interface is given, along with a short explanation.
| Applies to … | HDAS Syntax | Notes |
|---|---|---|
| OR | OR | cat OR mouse. OR/1-3 not supported on HDAS |
| AND | AND | cat AND mouse |
| NOT | NOT | cat NOT mouse |
| Mandatory/mandated wildcard | # | |
| Multiple mandated wildcard | ## | nurs## |
| Optional wildcard | ? | Proquest is exception (0-10 characters) |
| Right-hand truncation | *n | nurs*3 Not supported on EBSCO |
| Phrase search | Automatic ADJ, also ", ' | Will auto-correct if you put in ''s |
| Proximity search (ordered) | ADJ | mathematical ADJ model |
| Proximity search (unordered) | ADJn | mathematical ADJ3 model |
| Right-hand truncation/Phrase Search - thesaurus search | "--*--" |