TAJO-348: Implement octet_length(text). (DaeMyung Kang via jaehwa)
TAJO-339: Implement sin( x ) - returns the sine of x (x is in radians). (Jae Young Lee via jaehwa)
TAJO-355: Implement repeat(text,int) function. (DaeMyung Kang via jaehwa)
TAJO-284: Add table partitioning entry to Catalog. (jaehwa)
TAJO-358: Implement initcap(string) function. (Seungun Choe via hyunsik)