Description
Get several request for a UDF to flatten a bag. Seems reasonable to create one in builtin:
1. BagToTuple:
-> (a,b,c)
2. BagToString(delimit="_"): {(a),(b),(c) -> "a_b_c"
Get several request for a UDF to flatten a bag. Seems reasonable to create one in builtin:
1. BagToTuple:
-> (a,b,c)
2. BagToString(delimit="_"): {(a),(b),(c) -> "a_b_c"