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| ====== Omnidex SQL Function: POSITION ====== | ====== Omnidex SQL Function: POSITION ====== | ||
| ===== Description ===== | ===== Description ===== | ||
| - | The POSITION function finds the position of a search_string in a target_string. | + | The POSITION function finds the position of a search_string in a target_string. If the target_string is of length zero, the result is 1. If the search_string occurs as a substring within the target_string, the character position where the search_string first occurs is returned. If neither of these conditions is true, the result is 0. |
| - | If the target_string is of length zero, the result is 1. | + | String comparisons are case-sensitive. Use the UPPER and LOWER functions around the search_string and the target_string to produce a case-insensitive search. |
| - | If the search_string occurs as a substring within the target_string, the character position where the search_string first occurs is returned. If neither of these conditions is true, the result is 0. | + | This function returns an INTEGER datatype. |
| - | + | ||
| - | The return data type is a 4-byte INTEGER. | + | |
| - | + | ||
| - | String comparisons are case-sensitive. Use the UPPER and LOWER functions around the search_string and the target_string to produce a case-insensitive search. | + | |
| ===== Syntax ===== | ===== Syntax ===== | ||
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| ==== Example 1: Column ==== | ==== Example 1: Column ==== | ||
| - | <code SQL> | + | <code> |
| > select name, position('.' in name) pos from individuals; | > select name, position('.' in name) pos from individuals; | ||
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| The following example removes the salutation from the name. | The following example removes the salutation from the name. | ||
| - | <code SQL> | + | <code> |
| > select trim( | > select trim( | ||
| >> substring(NAME | >> substring(NAME | ||
| Line 64: | Line 60: | ||
| KATHLEEN TUCKER | KATHLEEN TUCKER | ||
| </code> | </code> | ||
| + | ====== Additional Resources ====== | ||
| + | |||
| + | See also: | ||
| + | {{page>dev:sql:functions:see_also_string&nofooter&noeditbtn&noheader}} | ||
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| {{page>:bottom_add&nofooter&noeditbtn}} | {{page>:bottom_add&nofooter&noeditbtn}} | ||