Overview of search operators⚓
The list below gives an overview of search operators in Sudoc :
| Boolean operator ; functions reading from left to right and from right to left ; allows you to find records containing the two words. Example : einstein AND albert. |
| Boolean operator ; functions reading from left to right and from right to left ; allows you to find records containing either the two words, or one of the two words. Example : einstein OR gravité. |
| Boolean operator ; functions reading from left to right ; allows you to find records containing the first word but not the second. Example : einstein ANDNOT gravité. |
| Searches for the exact expression between the quotation marks. Example : "quatrième symphonie". |
| Truncation which replaces an indefinite number of characters. Example : nombre? ou or nombre*. Proximity operator ; functions only reading from left to right ; used to replace an indefinite number of words. Examples : consommation ? drogues consommation * drogues. |
| Masque; remplace un ou aucun caractère. Exemple : nombre#. Opérateur de proximité; fonctionne uniquement de gauche à droite; utilisé pour remplacer un ou aucun mot. Exemple : consommation # drogues. |
| Mask ; replaces one or no character. Example : nombre#. Proximity operator; functions only reading left to right, used to replace one or no word. Example : consommation # drogues. |
| Allows the search to be made in both directions. Example : john % kennedy. This ensures that an operator which normally functions reading from left to right also functions reading right to left. Example : john #% kennedy. |
| Search operator; finds records which must contain at least the word preceded by the “+” sign Example : +auto vélo. |
| Search operator ; finds records that do not contain the word preceded by the “–” sign. Example : transport -auto. |