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help / color / mirror / Atom feedFrom: Justin Pryzby <[email protected]>
Subject: [PATCH v9 3/4] COPY: flush multi-insert buffer based on accumulated size of tuples..
Date: Sat, 5 Dec 2020 08:52:14 -0600
..rather than line length
---
src/backend/commands/copyfrom.c | 2 +-
src/include/executor/nodeModifyTable.h | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/backend/commands/copyfrom.c b/src/backend/commands/copyfrom.c
index 8221a2c5d3..e5ea909dfe 100644
--- a/src/backend/commands/copyfrom.c
+++ b/src/backend/commands/copyfrom.c
@@ -685,7 +685,7 @@ CopyFrom(CopyFromState cstate)
/* Add this tuple to the tuple buffer */
MultiInsertInfoStore(&cstate->miinfo,
resultRelInfo, myslot,
- cstate->line_buf.len,
+ MemoryContextMemAllocated(myslot->tts_mcxt, true),
cstate->miinfo.cur_lineno);
/*
diff --git a/src/include/executor/nodeModifyTable.h b/src/include/executor/nodeModifyTable.h
index 30542a542a..87b689099c 100644
--- a/src/include/executor/nodeModifyTable.h
+++ b/src/include/executor/nodeModifyTable.h
@@ -41,10 +41,10 @@ extern void ExecReScanModifyTable(ModifyTableState *node);
#define MAX_BUFFERED_TUPLES 1000
/*
- * Flush buffers if there are >= this many bytes, as counted by the input
- * size, of tuples stored.
+ * Flush buffers if there are >= this many bytes of tuples stored, as counted
+ * by the slot's memory contexts.
*/
-#define MAX_BUFFERED_BYTES 65535
+#define MAX_BUFFERED_BYTES (1024*1024*8)
/* Trim the list of buffers back down to this number after flushing */
#define MAX_PARTITION_BUFFERS 32
--
2.17.0
--3yNHWXBV/QO9xKNm
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment; filename="v9-0004-WIP-check-tuple-size.patch"
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Subject: Re: [PATCH v9 3/4] COPY: flush multi-insert buffer based on accumulated size of tuples..
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