Properties

Name: substring 
Specific name: substring(text, text, text) 
Owner: postgres 
Argument count:
Return type: text 
Language: sql 
Return a set:  
Source: select pg_catalog.substring($1, pg_catalog.similar_escape($2, $3)) 
Volatility:  
Security of definer:  
Strict:  
Comment: extracts text matching SQL99 regular expression 

SQL

See Also

List of functions