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nexedi
MariaDB
Commits
7a387c01
Commit
7a387c01
authored
Mar 26, 2015
by
Sergei Golubchik
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table->keep_row_order no longer need to force DYNAMIC_RECORD
for temporary Aria tables. It can use a faster BLOCK_RECORD
parent
5d8dbee9
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sql/sql_select.cc
sql/sql_select.cc
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sql/sql_select.cc
View file @
7a387c01
...
@@ -16979,20 +16979,15 @@ bool create_internal_tmp_table(TABLE *table, KEY *keyinfo,
...
@@ -16979,20 +16979,15 @@ bool create_internal_tmp_table(TABLE *table, KEY *keyinfo,
{
{
enum
data_file_type
file_type
=
table
->
no_rows
?
NO_RECORD
:
enum
data_file_type
file_type
=
table
->
no_rows
?
NO_RECORD
:
(
share
->
reclength
<
64
&&
!
share
->
blob_fields
?
STATIC_RECORD
:
(
share
->
reclength
<
64
&&
!
share
->
blob_fields
?
STATIC_RECORD
:
table
->
used_for_duplicate_elimination
||
table
->
keep_row_order
?
table
->
used_for_duplicate_elimination
?
DYNAMIC_RECORD
:
BLOCK_RECORD
);
DYNAMIC_RECORD
:
BLOCK_RECORD
);
uint
create_flags
=
HA_CREATE_TMP_TABLE
|
HA_CREATE_INTERNAL_TABLE
|
uint
create_flags
=
HA_CREATE_TMP_TABLE
|
HA_CREATE_INTERNAL_TABLE
;
(
table
->
keep_row_order
?
HA_PRESERVE_INSERT_ORDER
:
0
)
;
if
(
file_type
!=
NO_RECORD
&&
encrypt_tmp_disk_tables
)
if
(
file_type
!=
NO_RECORD
&&
encrypt_tmp_disk_tables
)
{
{
/* encryption is only supported for BLOCK_RECORD */
/* encryption is only supported for BLOCK_RECORD */
file_type
=
BLOCK_RECORD
;
file_type
=
BLOCK_RECORD
;
create_flags
|=
HA_CREATE_ENCRYPTED
;
create_flags
|=
HA_CREATE_ENCRYPTED
;
if
(
table
->
keep_row_order
)
{
create_flags
|=
HA_PRESERVE_INSERT_ORDER
;
}
if
(
table
->
used_for_duplicate_elimination
)
if
(
table
->
used_for_duplicate_elimination
)
{
{
/*
/*
...
...
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