fix for simple test failures

3 files changed, 102 insertions, 98 deletions

diff --git a/mysql-test/suite/parts/r/partition_alter2_1_maria.result b/mysql-test/suite/parts/r/partition_alter2_1_maria.result
index d072d18c76b..3d4553e8d0f 100644
--- a/mysql-test/suite/parts/r/partition_alter2_1_maria.result
+++ b/mysql-test/suite/parts/r/partition_alter2_1_maria.result
@@ -3971,7 +3971,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -4494,7 +4494,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -5038,7 +5038,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -5574,7 +5574,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -6110,7 +6110,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -6659,7 +6659,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -7206,7 +7206,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -7745,7 +7745,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -8263,7 +8263,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -8786,7 +8786,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -9330,7 +9330,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -9866,7 +9866,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -10402,7 +10402,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -10951,7 +10951,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -11498,7 +11498,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -12037,7 +12037,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -20311,7 +20311,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -20834,7 +20834,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -21378,7 +21378,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -21914,7 +21914,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -22450,7 +22450,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -22999,7 +22999,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -23546,7 +23546,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -24085,7 +24085,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -24603,7 +24603,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -25126,7 +25126,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -25670,7 +25670,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -26206,7 +26206,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -26742,7 +26742,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -27289,7 +27289,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -27836,7 +27836,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -28375,7 +28375,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -28893,7 +28893,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -29416,7 +29416,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -29960,7 +29960,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -30496,7 +30496,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -31032,7 +31032,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -31581,7 +31581,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -32128,7 +32128,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -32667,7 +32667,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -33185,7 +33185,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -33708,7 +33708,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -34252,7 +34252,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -34788,7 +34788,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -35324,7 +35324,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -35871,7 +35871,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -36418,7 +36418,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -36957,7 +36957,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
diff --git a/mysql-test/suite/parts/r/partition_alter2_2_maria.result b/mysql-test/suite/parts/r/partition_alter2_2_maria.result
index f3173ac5ee2..2dc7023100c 100644
--- a/mysql-test/suite/parts/r/partition_alter2_2_maria.result
+++ b/mysql-test/suite/parts/r/partition_alter2_2_maria.result
@@ -3983,7 +3983,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -4508,7 +4508,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -5054,7 +5054,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -5592,7 +5592,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -6128,7 +6128,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -6679,7 +6679,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -7226,7 +7226,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -7767,7 +7767,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -8287,7 +8287,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -8812,7 +8812,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -9358,7 +9358,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -9896,7 +9896,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -10432,7 +10432,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -10983,7 +10983,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -11530,7 +11530,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -12071,7 +12071,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx1'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -20404,7 +20404,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -20930,7 +20930,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -21477,7 +21477,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -22016,7 +22016,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -22557,7 +22557,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -23109,7 +23109,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -23661,7 +23661,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -24203,7 +24203,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -24724,7 +24724,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -25250,7 +25250,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -25797,7 +25797,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -26336,7 +26336,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -26877,7 +26877,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -27429,7 +27429,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -27981,7 +27981,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -28523,7 +28523,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -29044,7 +29044,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -29570,7 +29570,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -30117,7 +30117,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -30656,7 +30656,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -31197,7 +31197,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -31749,7 +31749,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -32301,7 +32301,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -32843,7 +32843,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -33364,7 +33364,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -33890,7 +33890,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -34437,7 +34437,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -34976,7 +34976,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -35517,7 +35517,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -36069,7 +36069,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -36621,7 +36621,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
@@ -37163,7 +37163,7 @@ INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
 SELECT f_int1, f_int1, CAST(f_int1 AS CHAR),
 CAST(f_int1 AS CHAR), 'delete me' FROM t0_template
 WHERE f_int1 IN (2,3);
-ERROR 23000: Can't write; duplicate key in table 't1'
+ERROR 23000: Duplicate entry '2-2' for key 'uidx'
 # check prerequisites-3 success:    1
 # INFO: f_int1 AND/OR f_int2 AND/OR (f_int1,f_int2) is UNIQUE
 INSERT INTO t1 (f_int1, f_int2, f_char1, f_char2, f_charbig)
diff --git a/mysql-test/suite/parts/r/partition_auto_increment_maria.result b/mysql-test/suite/parts/r/partition_auto_increment_maria.result
index c8ff7a11bfa..1c1911732ea 100644
--- a/mysql-test/suite/parts/r/partition_auto_increment_maria.result
+++ b/mysql-test/suite/parts/r/partition_auto_increment_maria.result
@@ -42,12 +42,14 @@ SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
 AUTO_INCREMENT
 52
 UPDATE t1 SET c1 = NULL WHERE c1 = 4;
+Warnings:
+Warning	1048	Column 'c1' cannot be null
 INSERT INTO t1 VALUES (NULL);
 INSERT INTO t1 VALUES (NULL);
 SELECT * FROM t1 ORDER BY c1;
 c1
+0
 2
-4
 5
 6
 10
@@ -214,12 +216,14 @@ SELECT AUTO_INCREMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='test'
 AUTO_INCREMENT
 152
 UPDATE t1 SET c1 = NULL WHERE c1 = 4;
+Warnings:
+Warning	1048	Column 'c1' cannot be null
 INSERT INTO t1 VALUES (NULL);
 INSERT INTO t1 VALUES (NULL);
 SELECT * FROM t1 ORDER BY c1;
 c1
+0
 2
-4
 5
 6
 9