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Commit5e87ebb

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Although I'd misdiagnosed the reason for the recent failures on
buildfarm member grebe, I see no reason to revert the 1-byte-header-friendlychanges I made in varlena.c. Instead, tweak the code a little bit toget more advantage out of that.
1 parent94470b9 commit5e87ebb

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‎src/backend/utils/adt/varlena.c

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/utils/adt/varlena.c,v 1.158 2007/09/2200:36:38 tgl Exp $
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* $PostgreSQL: pgsql/src/backend/utils/adt/varlena.c,v 1.159 2007/09/2204:40:03 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -683,7 +683,7 @@ text_substring(Datum str, int32 start, int32 length, bool length_not_specified)
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* If we're working with an untoasted source, no need to do an
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* extra copying step.
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*/
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if (VARATT_IS_EXTENDED(str))
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if (VARATT_IS_COMPRESSED(str)||VARATT_IS_EXTERNAL(str))
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slice=DatumGetTextPSlice(str,slice_start,slice_size);
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else
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slice= (text*)DatumGetPointer(str);

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