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Kirill Smelkov
mariadb
Commits
ed9a5d5d
Commit
ed9a5d5d
authored
Jul 31, 2014
by
Rich Prohaska
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#269 use bulk fetch for replace select
parent
0d9ac293
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15 additions
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2 deletions
+15
-2
storage/tokudb/ha_tokudb.cc
storage/tokudb/ha_tokudb.cc
+15
-2
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storage/tokudb/ha_tokudb.cc
View file @
ed9a5d5d
...
...
@@ -4363,6 +4363,19 @@ static bool index_key_is_null(TABLE *table, uint keynr, const uchar *key, uint k
return
key_can_be_null
&&
key_len
>
0
&&
key
[
0
]
!=
0
;
}
// Return true if bulk fetch can be used
static
bool
tokudb_do_bulk_fetch
(
THD
*
thd
)
{
switch
(
thd_sql_command
(
thd
))
{
case
SQLCOM_SELECT
:
case
SQLCOM_CREATE_TABLE
:
case
SQLCOM_INSERT_SELECT
:
case
SQLCOM_REPLACE_SELECT
:
return
true
;
default:
return
false
;
}
}
//
// Notification that a range query getting all elements that equal a key
// to take place. Will pre acquire read lock
...
...
@@ -4395,7 +4408,7 @@ int ha_tokudb::prepare_index_key_scan(const uchar * key, uint key_len) {
range_lock_grabbed
=
true
;
range_lock_grabbed_null
=
index_key_is_null
(
table
,
tokudb_active_index
,
key
,
key_len
);
doing_bulk_fetch
=
t
hd_sql_command
(
thd
)
==
SQLCOM_SELECT
||
thd_sql_command
(
thd
)
==
SQLCOM_CREATE_TABLE
||
thd_sql_command
(
thd
)
==
SQLCOM_INSERT_SELECT
;
doing_bulk_fetch
=
t
okudb_do_bulk_fetch
(
thd
)
;
bulk_fetch_iteration
=
0
;
rows_fetched_using_bulk_fetch
=
0
;
error
=
0
;
...
...
@@ -5705,7 +5718,7 @@ int ha_tokudb::prelock_range(const key_range *start_key, const key_range *end_ke
}
// at this point, determine if we will be doing bulk fetch
doing_bulk_fetch
=
t
hd_sql_command
(
thd
)
==
SQLCOM_SELECT
||
thd_sql_command
(
thd
)
==
SQLCOM_CREATE_TABLE
||
thd_sql_command
(
thd
)
==
SQLCOM_INSERT_SELECT
;
doing_bulk_fetch
=
t
okudb_do_bulk_fetch
(
thd
)
;
bulk_fetch_iteration
=
0
;
rows_fetched_using_bulk_fetch
=
0
;
...
...
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