Tianyi Wang has uploaded a new patch set (#2). Change subject: IMPALA-5572: Timestamp codegen for text scanner ......................................................................
IMPALA-5572: Timestamp codegen for text scanner Currently codegen is disabled when scanning text tables with timestamp columns. The message is "Timestamp not yet supported for codegen." This patch adds support for timestamp codegen. A simple query in the comment section of this issue performs a little better (4%) than interpreted version. Testing: The patch passed test with exhaustive workload exploration strategy. Change-Id: I00cbf8ec7784ca9594e14e952f46dc54a5ede44b --- M be/src/codegen/gen_ir_descriptions.py M be/src/exec/hdfs-scanner-ir.cc M be/src/exec/hdfs-scanner.cc M be/src/exec/text-converter.cc M be/src/util/string-parser.h 5 files changed, 33 insertions(+), 6 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/56/7556/2 -- To view, visit http://gerrit.cloudera.org:8080/7556 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: newpatchset Gerrit-Change-Id: I00cbf8ec7784ca9594e14e952f46dc54a5ede44b Gerrit-PatchSet: 2 Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-Owner: Tianyi Wang <tw...@cloudera.com> Gerrit-Reviewer: Tianyi Wang <tw...@cloudera.com> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>