| sql.bitLength | 
	      Returns the length of the string "str" in bits. | 
	    
	    
	      | sql.bucket | 
	      Returns an unsignedLong specifying the index of the bucket the second parameter belongs to in buckets formed by the first parameter. | 
	    
	    
	      | sql.collatedString | 
	      Returns an rdf.collatedString value with the given value and collation tag. | 
	    
	    
	      | sql.collatedStringCollation | 
	      Returns the collation of an sql.collatedString value. | 
	    
	    
	      | sql.columnID | 
	      Returns the column ID from a schema name, a view name and a column name. | 
	    
	    
	      | sql.day | 
	      Returns an xs:integer between 1 and 31, both inclusive, representing the day component in the localized value of $arg. | 
	    
	    
	      | sql.dayname | 
	      Returns an xs:string representing the dayname value in the localized value of $arg. | 
	    
	    
	      | sql.difference | 
	      Returns an integer value that indicates the difference between the SOUNDEX values of two character expressions. | 
	    
	    
	      | sql.hours | 
	      Returns an xs:integer between 0 and 23, both inclusive, representing the value of the hours component in the localized value of $arg. | 
	    
	    
	      | sql.ifnull | 
	      If the first expression is NULL, then the value of the second expression is returned. | 
	    
	    
	      | sql.insert | 
	      Returns a string that that is the first argument with length characters removed starting at start and the second string has been inserted beginning at start. | 
	    
	    
	      | sql.instr | 
	      Find the starting location of a pattern in a string. | 
	    
	    
	      | sql.left | 
	      Returns a string that is the leftmost characters of the target string. | 
	    
	    
	      | sql.ltrim | 
	      Return a string that removes leading empty spaces in the input string. | 
	    
	    
	      | sql.minutes | 
	      Returns an xs:integer value between 0 to 59, both inclusive, representing the value of the minutes component in the localized value of $arg. | 
	    
	    
	      | sql.month | 
	      Returns an xs:integer between 1 and 12, both inclusive, representing the month component in the localized value of $arg. | 
	    
	    
	      | sql.monthname | 
	      Returns month name, calculated from the localized value of $arg. | 
	    
	    
	      | sql.nullif | 
	      Returns a NULL value if the two specified values are equal. | 
	    
	    
	      | sql.octetLength | 
	      Returns the length of the string "str" in bits. | 
	    
	    
	      | sql.quarter | 
	      Returns an xs:integer between 1 and 4, both inclusive, calculating the quarter component in the localized value of $arg. | 
	    
	    
	      | sql.rand | 
	      Return a random number. | 
	    
	    
	      | sql.repeat | 
	      Returns a string that concatenates the first argument as many times as specified by the second argument. | 
	    
	    
	      | sql.right | 
	      Returns a string that is the rightmost characters of the target string. | 
	    
	    
	      | sql.rtrim | 
	      Return a string that removes trailing empty spaces in the input string. | 
	    
	    
	      | sql.seconds | 
	      Returns an xs:decimal value between 0 and 60.999..., both inclusive, representing the seconds and fractional seconds in the localized value of $arg. | 
	    
	    
	      | sql.sign | 
	      Returns the sign of number x. | 
	    
	    
	      | sql.soundex | 
	      Returns a four-character (SOUNDEX) code to evaluate the similarity of two strings. | 
	    
	    
	      | sql.space | 
	      Returns a string that is the given number of spaces. | 
	    
	    
	      | sql.strpos | 
	      Returns an integer value representing the starting position of a string within the search string. | 
	    
	    
	      | sql.timestampadd | 
	      Returns a xs:string? timestamp created by adding a number to the given dateTimeType field of a given timestamp. | 
	    
	    
	      | sql.timestampdiff | 
	      Returns the difference in dateTimeType field of two given timestamps. | 
	    
	    
	      | sql.trim | 
	      Return a string that removes leading and trailing empty spaces in the input string. | 
	    
	    
	      | sql.week | 
	      Returns an xs:integer between 1 and 53, both inclusive, representing the week value in the localized value of $arg. | 
	    
	    
	      | sql.year | 
	      Returns an xs:integer representing the year component in the localized value of $arg. | 
	    
	    
	      | sql.yearday | 
	      Returns an xs:integer between 1 and 366, both inclusive, representing the yearday value in the localized value of $arg. |