expression: implement vectorized evaluation for builtinCastIntAsDurationSig
#12042
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Codecov Report
@@ Coverage Diff @@
## master #12042 +/- ##
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Coverage 81.1424% 81.1424%
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Files 454 454
Lines 98438 98438
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Hits 79875 79875
Misses 12822 12822
Partials 5741 5741 |
XuHuaiyu
reviewed
Sep 6, 2019
expression/builtin_cast_vec.go
Outdated
| i64s := buf.Int64s() | ||
| ds := result.GoDurations() | ||
| for i := 0; i < n; i++ { | ||
| if buf.IsNull(i) { |
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Can MergeNulls be used instead of this?
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For this case, we need to copy the null bitmap from buf to result. I think we can add an interface to do it. @qw4990
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We already have such an interface MergeNulls and it is used here now.
| dur, err := types.NumberToDuration(i64s[i], int8(b.tp.Decimal)) | ||
| if err != nil { | ||
| if types.ErrOverflow.Equal(err) { | ||
| err = b.ctx.GetSessionVars().StmtCtx.HandleOverflow(err, err) |
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Should the warning message be refined like this.
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In its row-based implementation, this error is not refined.
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to #12058 |
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@qw4990 any update? |
…stIntAsDurationSig
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/run-unit-test |
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/run-all-tests |
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PTAL @XuHuaiyu |
…stIntAsDurationSig
…stIntAsDurationSig
XuHuaiyu
added
status/can-merge
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/run-all-tests |
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What problem does this PR solve?
Implement vectorized evaluation for
builtinCastIntAsDurationSig.What is changed and how it works?
10% faster than before:
Check List
Tests