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[DRILL-422] Use pseudo-injection buffer in function implementation when it requires temporary buffer - Drill - [issue]
...In DRILL-379, the code uses a wrapper buffer over a java byte array for temporary buffer used by some string functions. However, such wrapper buffer will use big endian, different from Drill...
http://issues.apache.org/jira/browse/DRILL-422    Author: Jinfeng Ni, 2014-03-18, 05:40
[DRILL-346] Runtime generated code should evaluate constant expression once in doSetup method - Drill - [issue]
...Currently, when runtime CodeGenerator logic generates class to evaluate an expression, it would put the code in doEval() method, regardless of whether the expression is a constant, or part o...
http://issues.apache.org/jira/browse/DRILL-346    Author: Jinfeng Ni, 2014-03-18, 03:47
[DRILL-326] Multi-table merge join hit IOBE; merge join may over-allocate memory - Drill - [issue]
...The following query which joins 4 tables could hit  IndexOutOfBoundsException. message: "Failure while running fragment. < IndexOutOfBoundsException:[ index: 2205764, length: 4 (expe...
http://issues.apache.org/jira/browse/DRILL-326    Author: Jinfeng Ni, 2014-03-18, 03:46
Re: Review Request 16248: DRILL-326: Fix merge join batch size, and it value vectors allocation; Add check to ensure a batch size is within a limit. - Drill - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/16248/(Updated March 11, 2014, 6:25 p.m.)Review request for drill.ChangesRebase on latest master branc...
   Author: Jinfeng Ni, 2014-03-12, 01:25
[expand - 2 more] - Re: Review Request 18376: Drill-379: support part of string and math functions - Drill - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/18376/(Updated March 11, 2014, 4:59 p.m.)Review request for drill and Mehant Baid.ChangesRebase on lat...
   Author: Jinfeng Ni, 2014-03-11, 23:59
[expand - 3 more] - Re: Review Request 17333: Drill-346 : CodeGenerator generate evaluation code in doSetup method for constant expression. - Drill - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/17333/(Updated March 11, 2014, 4:53 p.m.)Review request for drill.ChangesRebase on latest master branc...
   Author: Jinfeng Ni, 2014-03-11, 23:53
[expand - 2 more] - Re: Review Request 16248: Fix merge join batch size, and it value vectors allocation; Add check to ensure a batch size is within a limit. - Drill - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/16248/(Updated Feb. 19, 2014, 5:29 p.m.)Review request for drill.ChangesRebase on master branch, plus ...
   Author: Jinfeng Ni, 2014-02-20, 01:29
Review Request 18047: Drill-364: use a new output type determiner for cast functions. - Drill - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/18047/Review request for drill.Repository: drill-gitDescriptionThe patch is to fix the problem related...
   Author: Jinfeng Ni, 2014-02-13, 02:20
Re: [jira] [Created] (DRILL-364) Casting to VarChar throws error CompileException - Drill - [mail # dev]
...Hi Mehant,You are right that vv6 should be declared as a NullableVarCharVector.  Thecause of this bug is in the OutputTypeDeterminer for the cast functiondefinition;  we should not...
   Author: Jinfeng Ni, 2014-02-11, 22:27
Re: Support for distinct, count - Drill - [mail # user]
...Hi Madhu,1.  count(_MAP[filed]) should work, if you specify the correct field name.If the field name does not exist in your parquet file, then it willcomplain "NULL type is not supporte...
   Author: Jinfeng Ni, 2014-02-07, 20:07
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