hi,
http://impala.apache.org/docs/build/html/topics/impala_udf.html this URL gives
me little help, Could you see my code and then give me some useful advise.
Could you show me a example of UDA function which input is string,intermediate
results saved as unsigned char array, output is string.
md5_udaf.h
#ifndef _MD5_UDAF_H_
#define _MD5_UDAF_H_
#include"udf/udf.h"
using namespace impala_udf;
#define UDF_MD5_UPPERCASE 1
/* generate same result as previous releases
* not correct if the length of the input is 56 + 64*N (N>= 0) bytes
*/
#define UDF_MD5_COMPAT 0
void md5(const
We ran into some test issues cherry-picking the latest set of changes to
2.x. I pushed out a fix and I'm merging now. Once that is done the main
build fixes should be on both 2.x and master.
On Tue, Jun 5, 2018 at 6:08 PM, Tim Armstrong
wrote:
> Ok, so 2/3 of those fixes are merged and the
skyyws - Can you file a bug with the code to reproduce it if you have
not yet done so already?
On Tue, Jun 5, 2018 at 7:28 PM skyyws wrote:
>
> This sql really worked, thanks a lot!
>
>
>
>
> 2018-06-06
> skyyws
>
>
>
> 发件人：Fredy Wijaya
> 发送时间：2018-06-06 10:14
> 主题：Re: A question about
You have provided the function prototype, but not its definition.
For cerr: http://impala.apache.org/docs/build/html/topics/impala_udf.html
"
To handle errors in UDFs, you call functions that are members of the initial
FunctionContext* argument passed to your function.
A UDF can record one or
Hi
define function SQL??
create aggregate function countMD5(string) returns string location
'hdfs://nameservice1:8020//user/hive/udfjars/libmd5udaf.so' init_fn='init_func'
update_fn='update_func' merge_fn='merge_func' serialize_fn='serialize_func'
finalize_fn='finalize_func';
package
