diff --git a/src/test/mb/expected/big5.out b/src/test/mb/expected/big5.out
index d7a6097..97100cd 100644
--- a/src/test/mb/expected/big5.out
+++ b/src/test/mb/expected/big5.out
@@ -2,7 +2,6 @@ drop table 
 create table 廠商資料 (行業別 text, 公司抬頭 varchar, 地址 varchar(16));
 create index 廠商資料index1 on 廠商資料 using btree (行業別);
 create index 廠商資料index2 on 廠商資料 using hash (公司抬頭);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into 廠商資料 values ('電腦業', '達達科技', '北A01仁');
 insert into 廠商資料 values ('製造業', '財源有限公司', '中B10中');
 insert into 廠商資料 values ('餐飲業', '美味股份有限公司', '高Z01九');
diff --git a/src/test/mb/expected/euc_jp.out b/src/test/mb/expected/euc_jp.out
index be248d9..15f83e0 100644
--- a/src/test/mb/expected/euc_jp.out
+++ b/src/test/mb/expected/euc_jp.out
@@ -3,7 +3,6 @@ ERROR:  table "
 create table 煌遙窗迕賄 (迕賄 text, 坌挀戊□玉 varchar, �鷞�1A分方 char(16));
 create index 煌遙窗迕賄index1 on 煌遙窗迕賄 using btree (迕賄);
 create index 煌遙窗迕賄index2 on 煌遙窗迕賄 using hash (坌挀戊□玉);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into 煌遙窗迕賄 values('戊件疋亙□正犯奴旦皿伊奶','窗A01曉');
 insert into 煌遙窗迕賄 values('戊件疋亙□正弘仿白奴永弁旦','坌B10醱');
 insert into 煌遙窗迕賄 values('戊件疋亙□正皿伕弘仿穴□','諦Z01票');
diff --git a/src/test/mb/expected/euc_kr.out b/src/test/mb/expected/euc_kr.out
index 837f2e6..229ffd8 100644
--- a/src/test/mb/expected/euc_kr.out
+++ b/src/test/mb/expected/euc_kr.out
@@ -3,7 +3,6 @@ ERROR:  table "耵蓱悁
 create table 耵蓱悁辨橫 (辨橫 text, 暐袛囀萄 varchar, 綠堅1A塭掘 char(16));
 create index 耵蓱悁辨橫index1 on 耵蓱悁辨橫 using btree (辨橫);
 create index 耵蓱悁辨橫index2 on 耵蓱悁辨橫 using hash (暐袛囀萄);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into 耵蓱悁辨橫 values('闡У攪蛤蝶Ы溯檜', '悁A01葞');
 insert into 耵蓱悁辨橫 values('闡У攪斜楚а蝶', '暐B10齌');
 insert into 耵蓱悁辨橫 values('闡У攪Щ煎斜楚該', '嬣Z01欞');
diff --git a/src/test/mb/expected/euc_tw.out b/src/test/mb/expected/euc_tw.out
index f224e78..99eb488 100644
--- a/src/test/mb/expected/euc_tw.out
+++ b/src/test/mb/expected/euc_tw.out
@@ -3,7 +3,6 @@ ERROR:  table "
 create table 徻椓罶涷 (�諙づ� text, 襬く剉韝 varchar, щ彴 varchar(16));
 create index 徻椓罶涷index1 on 徻椓罶涷 using btree (�諙づ�);
 create index 徻椓罶涷index2 on 徻椓罶涷 using hash (襬く剉韝);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into 徻椓罶涷 values ('諔瑼鞄', '蝞蝞秠岍', 'ヾA01癩');
 insert into 徻椓罶涷 values ('蕍楸鞄', '娷鳲�植鄸�く', '斕B10斕');
 insert into 徻椓罶涷 values ('顜聜鞄', '荂抸炴Л�植鄸�く', '崼Z01藻');
diff --git a/src/test/mb/expected/gb18030.out b/src/test/mb/expected/gb18030.out
index 562852b..b14234d 100644
--- a/src/test/mb/expected/gb18030.out
+++ b/src/test/mb/expected/gb18030.out
@@ -2,7 +2,6 @@ drop table ��
 create table ��呾�C蚚惤 (蚚惤 text, 煦��戊奈玉 varchar, �靽�1A分方 char(16));
 create index ��呾�C蚚惤index1 on ��呾�C蚚惤 using btree (蚚惤);
 create index ��呾�C蚚惤index2 on ��呾�C蚚惤 using hash (煦��戊奈玉);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into ��呾�C蚚惤 values('戊件疋亙奈正犯奴旦皿伊奶','�CA01奻');
 insert into ��呾�C蚚惤 values('戊件疋亙奈正弘仿白奴永弁旦','煦B10笢');
 insert into ��呾�C蚚惤 values('戊件疋亙奈正皿伕弘仿穴奈','�汳01狟');
diff --git a/src/test/mb/expected/mule_internal.out b/src/test/mb/expected/mule_internal.out
index 67f7775..ac8b57d 100644
--- a/src/test/mb/expected/mule_internal.out
+++ b/src/test/mb/expected/mule_internal.out
@@ -3,7 +3,6 @@ ERROR:  table "
 create table �煌�遙�窗�迕�賄 (�迕�賄 text, �坌�挀�戊�□�玉 varchar, ����嗶1A�分�方 char(16));
 create index �煌�遙�窗�迕�賄index1 on �煌�遙�窗�迕�賄 using btree (�迕�賄);
 create index �煌�遙�窗�迕�賄index2 on �煌�遙�窗�迕�賄 using hash (�坌�挀�戊�□�玉);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into �煌�遙�窗�迕�賄 values('�戊�件�疋�亙�□�正�犯�奴�旦�皿�伊�奶','�窗A01�曉');
 insert into �煌�遙�窗�迕�賄 values('�戊�件�疋�亙�□�正�弘�仿�白�奴�永�弁�旦','�坌B10�醱');
 insert into �煌�遙�窗�迕�賄 values('�戊�件�疋�亙�□�正�皿�伕�弘�仿�穴�□','�諦Z01�票');
@@ -178,7 +177,6 @@ ERROR:  table "
 create table �耵�蓱�悁�辨�橫 (�辨�橫 text, �暐�袛�囀�萄 varchar, �綠�堅1A�塭�掘 char(16));
 create index �耵�蓱�悁�辨�橫index1 on �耵�蓱�悁�辨�橫 using btree (�辨�橫);
 create index �耵�蓱�悁�辨�橫index2 on �耵�蓱�悁�辨�橫 using hash (�暐�袛�囀�萄);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into �耵�蓱�悁�辨�橫 values('�闡�У�攪�蛤�蝶�Ы�溯�檜', '�悁A01�葞');
 insert into �耵�蓱�悁�辨�橫 values('�闡�У�攪�斜�楚�а�蝶', '�暐B10�齌');
 insert into �耵�蓱�悁�辨�橫 values('�闡�У�攪�Щ�煎�斜�楚�該', '�嬣Z01�欞');
diff --git a/src/test/mb/expected/sjis.out b/src/test/mb/expected/sjis.out
index 73dd29b..db2bfd0 100644
--- a/src/test/mb/expected/sjis.out
+++ b/src/test/mb/expected/sjis.out
@@ -2,7 +2,6 @@ drop table 
 create table �v�Z�@�p�� (�p�� text, �����R�[�h varchar, ���l1A���� char(16));
 create index �v�Z�@�p�甋ndex1 on �v�Z�@�p�� using btree (�p��);
 create index �v�Z�@�p�甋ndex2 on �v�Z�@�p�� using hash (�����R�[�h);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into �v�Z�@�p�� values('�R���s���[�^�f�B�X�v���C','�@A01��');
 insert into �v�Z�@�p�� values('�R���s���[�^�O���t�B�b�N�X','�朋10��');
 insert into �v�Z�@�p�� values('�R���s���[�^�v���O���}�[','�lZ01��');
diff --git a/src/test/mb/expected/utf8.out b/src/test/mb/expected/utf8.out
index 715f346..8f9f63c 100644
--- a/src/test/mb/expected/utf8.out
+++ b/src/test/mb/expected/utf8.out
@@ -3,7 +3,6 @@ ERROR:  table "閮�蝞�璈���刻��" does not exist
 create table 閮�蝞�璈���刻�� (��刻�� text, ���憿���喋�潦�� varchar, ������1A������ char(16));
 create index 閮�蝞�璈���刻��index1 on 閮�蝞�璈���刻�� using btree (��刻��);
 create index 閮�蝞�璈���刻��index2 on 閮�蝞�璈���刻�� using hash (���憿���喋�潦��);
-WARNING:  hash indexes are not WAL-logged and their use is discouraged
 insert into 閮�蝞�璈���刻�� values('��喋�喋����乓�潦�踴�������嫘����研��','璈�A01銝�');
 insert into 閮�蝞�璈���刻�� values('��喋�喋����乓�潦�踴�啜�押����������胯��','���B10銝�');
 insert into 閮�蝞�璈���刻�� values('��喋�喋����乓�潦�踴����准�啜�押�����','鈭暢01銝�');