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authorNoah Misch2024-07-20 11:22:12 +0000
committerNoah Misch2024-07-20 11:22:12 +0000
commita858be17c3f85a2ce3ad5e3073c14ab948b85079 (patch)
tree395701ce5591f92153f3bd2ed6e2d9b11f82303d /src/include
parentaf07a827b9c579be64f144f88e03bff3bb85582c (diff)
Add a way to create read stream object by using SMgrRelation.
Currently read stream object can be created only by using Relation. Nazir Bilal Yavuz Discussion: https://postgr.es/m/CAN55FZ0JKL6vk1xQp6rfOXiNFV1u1H0tJDPPGHWoiO3ea2Wc=A@mail.gmail.com
Diffstat (limited to 'src/include')
-rw-r--r--src/include/storage/read_stream.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/include/storage/read_stream.h b/src/include/storage/read_stream.h
index f676d2cc20a..4e599904f26 100644
--- a/src/include/storage/read_stream.h
+++ b/src/include/storage/read_stream.h
@@ -15,6 +15,7 @@
#define READ_STREAM_H
#include "storage/bufmgr.h"
+#include "storage/smgr.h"
/* Default tuning, reasonable for many users. */
#define READ_STREAM_DEFAULT 0x00
@@ -57,6 +58,15 @@ extern ReadStream *read_stream_begin_relation(int flags,
void *callback_private_data,
size_t per_buffer_data_size);
extern Buffer read_stream_next_buffer(ReadStream *stream, void **per_buffer_data);
+extern ReadStream *read_stream_begin_smgr_relation(int flags,
+ BufferAccessStrategy strategy,
+ SMgrRelation smgr,
+ char smgr_persistence,
+ ForkNumber forknum,
+ ReadStreamBlockNumberCB callback,
+ void *callback_private_data,
+ size_t per_buffer_data_size);
+extern Buffer read_stream_next_buffer(ReadStream *stream, void **per_buffer_private);
extern void read_stream_reset(ReadStream *stream);
extern void read_stream_end(ReadStream *stream);