From e9e8a07381f07ba9fa1657a520f56331b7cc9a1c Mon Sep 17 00:00:00 2001
From: lukeman <lukeman@qq.com>
Date: Thu, 24 Apr 2025 21:40:19 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A4=84=E7=90=86issue=EF=BC=9Anotnull?=
 =?UTF-8?q?=E4=B8=94=E6=97=A0default=E5=80=BC=E7=9A=84date=E5=88=97?=
 =?UTF-8?q?=E6=8F=92=E5=85=A5null=EF=BC=8C=E7=BB=93=E6=9E=9C=E4=B8=8EMySQL?=
 =?UTF-8?q?=E4=B8=8D=E4=B8=80=E8=87=B4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 contrib/dolphin/expected/empty_value_list.out |   4 +-
 .../dolphin/expected/empty_value_lists.out    |   8 +-
 .../ignore_not_null_constraints.out           |  32 +-
 contrib/dolphin/expected/union.out            | 380 +++++++++---------
 .../include/plugin_parser/parse_expr.h        |   4 +-
 .../dolphin/output/dump_dumpall_test.source   |   8 +-
 contrib/dolphin/plugin_parser/analyze.cpp     |  11 +
 contrib/dolphin/plugin_postgres.cpp           |   7 +-
 .../ignore_not_null_constraints.sql           |  12 +
 9 files changed, 259 insertions(+), 207 deletions(-)

diff --git a/contrib/dolphin/expected/empty_value_list.out b/contrib/dolphin/expected/empty_value_list.out
index 0f9a94630..a22a631b6 100644
--- a/contrib/dolphin/expected/empty_value_list.out
+++ b/contrib/dolphin/expected/empty_value_list.out
@@ -385,7 +385,7 @@ insert into test31 values();
 select *from test31;
     num     
 ------------
- 1970-01-01
+ 0000-00-00
 (1 row)
 
 insert into test32 values();
@@ -484,7 +484,7 @@ insert into m2 values();
 select * from m2;
      a      | b |          c          |          d          
 ------------+---+---------------------+---------------------
- 1970-01-01 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
+ 0000-00-00 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
 (1 row)
 
 insert into m3 values();
diff --git a/contrib/dolphin/expected/empty_value_lists.out b/contrib/dolphin/expected/empty_value_lists.out
index 1054ada99..7354c27f6 100644
--- a/contrib/dolphin/expected/empty_value_lists.out
+++ b/contrib/dolphin/expected/empty_value_lists.out
@@ -415,8 +415,8 @@ insert into test31 values(),();
 select *from test31;
     num     
 ------------
- 1970-01-01
- 1970-01-01
+ 0000-00-00
+ 0000-00-00
 (2 rows)
 
 insert into test32 values(),();
@@ -528,8 +528,8 @@ insert into m2 values(),();
 select * from m2;
      a      | b |          c          |          d          
 ------------+---+---------------------+---------------------
- 1970-01-01 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
- 1970-01-01 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
+ 0000-00-00 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
+ 0000-00-00 |   | 2020-01-01 00:00:00 | 2020-01-01 00:00:00
 (2 rows)
 
 insert into m3 values(),();
diff --git a/contrib/dolphin/expected/keyword_ignore_test/ignore_not_null_constraints.out b/contrib/dolphin/expected/keyword_ignore_test/ignore_not_null_constraints.out
index eed240ddf..dbe74b6e7 100644
--- a/contrib/dolphin/expected/keyword_ignore_test/ignore_not_null_constraints.out
+++ b/contrib/dolphin/expected/keyword_ignore_test/ignore_not_null_constraints.out
@@ -398,23 +398,26 @@ create table t_date(c date not null);
 insert ignore into t_date values (null);
 WARNING:  null value in column "c" violates not-null constraint
 DETAIL:  Failing row contains (null).
+WARNING:  date/time field value out of range: "0000-00-00"
 select * from t_date;
      c      
 ------------
- 1970-01-01
+ 0000-00-00
 (1 row)
 
 insert into t_date values('1991-01-01 08:00:00');
 update ignore t_date set c = null;
 WARNING:  null value in column "c" violates not-null constraint
 DETAIL:  Failing row contains (null).
+WARNING:  date/time field value out of range: "0000-00-00"
 WARNING:  null value in column "c" violates not-null constraint
 DETAIL:  Failing row contains (null).
+WARNING:  date/time field value out of range: "0000-00-00"
 select * from t_date;
      c      
 ------------
- 1970-01-01
- 1970-01-01
+ 0000-00-00
+ 0000-00-00
 (2 rows)
 
 -- uuid
@@ -1635,6 +1638,29 @@ delete from ignore_t1 where id = 0;
 update /*+ ignore_error */ ignore_t1 set id = NULL where id = 1;
 WARNING:  null value in column "id" violates not-null constraint
 DETAIL:  Failing row contains (null).
+-- test for issue #IC205M
+drop table if exists tb3;
+NOTICE:  table "tb3" does not exist, skipping
+create table tb3(id int not null,col1 date not null);
+set dolphin.sql_mode='';
+set sql_ignore_strategy = 'overwrite_null';
+insert into tb3 values(5,null),(6,null);
+WARNING:  null value in column "col1" violates not-null constraint
+DETAIL:  Failing row contains (5, null).
+WARNING:  null value in column "col1" violates not-null constraint
+DETAIL:  Failing row contains (6, null).
+insert into tb3 values(7,default);
+select * from tb3;
+ id |    col1    
+----+------------
+  5 | 0000-00-00
+  6 | 0000-00-00
+  7 | 0000-00-00
+(3 rows)
+
+drop table tb3;
+reset dolphin.sql_mode;
+reset sql_ignore_strategy;
 -- restore context
 drop schema sql_ignore_not_null_test cascade;
 NOTICE:  drop cascades to 34 other objects
diff --git a/contrib/dolphin/expected/union.out b/contrib/dolphin/expected/union.out
index 52a0cf1e5..dcdfc7fe2 100644
--- a/contrib/dolphin/expected/union.out
+++ b/contrib/dolphin/expected/union.out
@@ -395,8 +395,8 @@ select * from test1 union select * from test30;
 select * from test1 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test1 union select * from test32;
@@ -1005,8 +1005,8 @@ select * from test2 union select * from test30;
 select * from test2 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test2 union select * from test32;
@@ -1615,8 +1615,8 @@ select * from test3 union select * from test30;
 select * from test3 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test3 union select * from test32;
@@ -2225,8 +2225,8 @@ select * from test4 union select * from test30;
 select * from test4 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test4 union select * from test32;
@@ -2835,8 +2835,8 @@ select * from test5 union select * from test30;
 select * from test5 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test5 union select * from test32;
@@ -3458,8 +3458,8 @@ select * from test6 union select * from test30;
 select * from test6 union select * from test31;
     num     
 ------------
- 1970-01-01
  \x
+ 0000-00-00
 (2 rows)
 
 select * from test6 union select * from test32;
@@ -4086,8 +4086,8 @@ select * from test7 union select * from test30;
 select * from test7 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test7 union select * from test32;
@@ -4709,8 +4709,8 @@ select * from test8 union select * from test30;
 select * from test8 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test8 union select * from test32;
@@ -5333,8 +5333,8 @@ select * from test9 union select * from test30;
 select * from test9 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test9 union select * from test32;
@@ -5948,8 +5948,8 @@ select * from test10 union select * from test30;
 select * from test10 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test10 union select * from test32;
@@ -6571,8 +6571,8 @@ select * from test11 union select * from test30;
 select * from test11 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test11 union select * from test32;
@@ -7194,8 +7194,8 @@ select * from test12 union select * from test30;
 select * from test12 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test12 union select * from test32;
@@ -7817,8 +7817,8 @@ select * from test13 union select * from test30;
 select * from test13 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test13 union select * from test32;
@@ -8441,8 +8441,8 @@ select * from test14 union select * from test30;
 select * from test14 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test14 union select * from test32;
@@ -9057,8 +9057,8 @@ select * from test15 union select * from test30;
 select * from test15 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test15 union select * from test32;
@@ -9680,8 +9680,8 @@ select * from test16 union select * from test30;
 select * from test16 union select * from test31;
     num     
 ------------
- 1970-01-01
  (0,0)
+ 0000-00-00
 (2 rows)
 
 select * from test16 union select * from test32;
@@ -10316,8 +10316,8 @@ select * from test17 union select * from test30;
 select * from test17 union select * from test31;
       num      
 ---------------
- 1970-01-01
  [(0,0),(0,0)]
+ 0000-00-00
 (2 rows)
 
 select * from test17 union select * from test32;
@@ -10951,8 +10951,8 @@ select * from test18 union select * from test30;
 select * from test18 union select * from test31;
     num     
 ------------
- 1970-01-01
  ((0,0))
+ 0000-00-00
 (2 rows)
 
 select * from test18 union select * from test32;
@@ -11588,7 +11588,7 @@ select * from test19 union select * from test31;
      num     
 -------------
  (0,0),(0,0)
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test19 union select * from test32;
@@ -12222,8 +12222,8 @@ select * from test20 union select * from test30;
 select * from test20 union select * from test31;
     num     
 ------------
- 1970-01-01
  ((0,0))
+ 0000-00-00
 (2 rows)
 
 select * from test20 union select * from test32;
@@ -12858,8 +12858,8 @@ select * from test21 union select * from test30;
 select * from test21 union select * from test31;
        num        
 ------------------
- 1970-01-01
  0000000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test21 union select * from test32;
@@ -13492,8 +13492,8 @@ select * from test22 union select * from test30;
 select * from test22 union select * from test31;
          num         
 ---------------------
- 1970-01-01
  1970-01-01 08:00:00
+ 0000-00-00
 (2 rows)
 
 select * from test22 union select * from test32;
@@ -14126,7 +14126,7 @@ select * from test23 union select * from test31;
           num           
 ------------------------
  1970-01-01 08:00:00+08
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test23 union select * from test32;
@@ -14759,8 +14759,8 @@ select * from test24 union select * from test30;
 select * from test24 union select * from test31;
     num     
 ------------
- 1970-01-01
  @ 0
+ 0000-00-00
 (2 rows)
 
 select * from test24 union select * from test32;
@@ -15394,8 +15394,8 @@ select * from test25 union select * from test30;
 select * from test25 union select * from test31;
                          num                         
 -----------------------------------------------------
- 1970-01-01
  ["1970-01-01 00:00:00+08" "1970-01-01 00:00:00+08"]
+ 0000-00-00
 (2 rows)
 
 select * from test25 union select * from test32;
@@ -16031,7 +16031,7 @@ select * from test26 union select * from test31;
     num     
 ------------
  <(0,0),0>
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test26 union select * from test32;
@@ -16667,7 +16667,7 @@ select * from test27 union select * from test31;
     num     
 ------------
  $0.00
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test27 union select * from test32;
@@ -17294,8 +17294,8 @@ select * from test28 union select * from test30;
 select * from test28 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test28 union select * from test32;
@@ -17917,8 +17917,8 @@ select * from test29 union select * from test30;
 select * from test29 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test29 union select * from test32;
@@ -18540,8 +18540,8 @@ select * from test30 union select * from test30;
 select * from test30 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test30 union select * from test32;
@@ -18962,636 +18962,637 @@ select * from test30 union select * from test91;
 select * from test31 union select * from test1;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test2;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test3;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test4;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test5;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test6;
     num     
 ------------
- 1970-01-01
  \x
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test7;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test8;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test9;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test10;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test11;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test12;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test13;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test14;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test15;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test16;
     num     
 ------------
- 1970-01-01
  (0,0)
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test17;
       num      
 ---------------
- 1970-01-01
  [(0,0),(0,0)]
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test18;
     num     
 ------------
- 1970-01-01
  ((0,0))
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test19;
      num     
 -------------
  (0,0),(0,0)
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test20;
     num     
 ------------
- 1970-01-01
  ((0,0))
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test21;
        num        
 ------------------
- 1970-01-01
  0000000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test22;
          num         
 ---------------------
- 1970-01-01
  1970-01-01 08:00:00
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test23;
           num           
 ------------------------
  1970-01-01 08:00:00+08
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test24;
     num     
 ------------
- 1970-01-01
  @ 0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test25;
                          num                         
 -----------------------------------------------------
- 1970-01-01
  ["1970-01-01 00:00:00+08" "1970-01-01 00:00:00+08"]
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test26;
     num     
 ------------
  <(0,0),0>
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test27;
     num     
 ------------
  $0.00
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test28;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test29;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test30;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test31;
     num     
 ------------
- 1970-01-01
+ 0000-00-00
 (1 row)
 
 select * from test31 union select * from test32;
     num     
 ------------
- 1970-01-01
  00:00:00
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test33;
-          num           
-------------------------
+               num               
+---------------------------------
  1970-01-01 08:00:00+08
- 1970-01-01 00:00:00+08
+ 4714-12-31 00:00:00+08:05:43 BC
 (2 rows)
 
 select * from test31 union select * from test34;
-          num           
-------------------------
+               num               
+---------------------------------
  1970-01-01 08:00:00+08
- 1970-01-01 00:00:00+08
+ 4714-12-31 00:00:00+08:05:43 BC
 (2 rows)
 
 select * from test31 union select * from test35;
     num     
 ------------
- 1970-01-01
  @ 0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test36;
      num     
 -------------
- 1970-01-01
  00:00:00+08
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test37;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test38;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test39;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test40;
                  num                  
 --------------------------------------
- 1970-01-01
  00000000-0000-0000-0000-000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test41;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test42;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test43;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test44;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test45;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test46;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test47;
          num         
 ---------------------
  1970-01-01 00:00:00
-(1 row)
+ 0000-00-00 00:00:00
+(2 rows)
 
 select * from test31 union select * from test48;
     num     
 ------------
- 1970-01-01
  a
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test49;
     num     
 ------------
- 1970-01-01
  a
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test50;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test51;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test52;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test53;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test54;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test55;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test56;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test57;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test58;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test59;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test60;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test61;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test62;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test63;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test64;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test65;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test66;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test67;
       num      
 ---------------
- 1970-01-01
  magnetic disk
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test68;
        num        
 ------------------
- 1970-01-01
  0000000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test69;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test70;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test71;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test72;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test73;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test74;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test75;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test76;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test77;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test78;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test79;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test80;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test81;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test82;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test83;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test84;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test85;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test86;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test87;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test88;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test89;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test90;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test31 union select * from test91;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test32 union select * from test1;
@@ -19807,8 +19808,8 @@ select * from test32 union select * from test30;
 select * from test32 union select * from test31;
     num     
 ------------
- 1970-01-01
  00:00:00
+ 0000-00-00
 (2 rows)
 
 select * from test32 union select * from test32;
@@ -20438,10 +20439,10 @@ select * from test33 union select * from test30;
 (2 rows)
 
 select * from test33 union select * from test31;
-          num           
-------------------------
+               num               
+---------------------------------
  1970-01-01 08:00:00+08
- 1970-01-01 00:00:00+08
+ 4714-12-31 00:00:00+08:05:43 BC
 (2 rows)
 
 select * from test33 union select * from test32;
@@ -21071,10 +21072,10 @@ select * from test34 union select * from test30;
 (2 rows)
 
 select * from test34 union select * from test31;
-          num           
-------------------------
+               num               
+---------------------------------
  1970-01-01 08:00:00+08
- 1970-01-01 00:00:00+08
+ 4714-12-31 00:00:00+08:05:43 BC
 (2 rows)
 
 select * from test34 union select * from test32;
@@ -21707,8 +21708,8 @@ select * from test35 union select * from test30;
 select * from test35 union select * from test31;
     num     
 ------------
- 1970-01-01
  @ 0
+ 0000-00-00
 (2 rows)
 
 select * from test35 union select * from test32;
@@ -22343,8 +22344,8 @@ select * from test36 union select * from test30;
 select * from test36 union select * from test31;
      num     
 -------------
- 1970-01-01
  00:00:00+08
+ 0000-00-00
 (2 rows)
 
 select * from test36 union select * from test32;
@@ -22969,8 +22970,8 @@ select * from test37 union select * from test30;
 select * from test37 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test37 union select * from test32;
@@ -23592,8 +23593,8 @@ select * from test38 union select * from test30;
 select * from test38 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test38 union select * from test32;
@@ -24216,8 +24217,8 @@ select * from test39 union select * from test30;
 select * from test39 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test39 union select * from test32;
@@ -24840,8 +24841,8 @@ select * from test40 union select * from test30;
 select * from test40 union select * from test31;
                  num                  
 --------------------------------------
- 1970-01-01
  00000000-0000-0000-0000-000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test40 union select * from test32;
@@ -25468,8 +25469,8 @@ select * from test41 union select * from test30;
 select * from test41 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test41 union select * from test32;
@@ -26084,8 +26085,8 @@ select * from test42 union select * from test30;
 select * from test42 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test42 union select * from test32;
@@ -26700,8 +26701,8 @@ select * from test43 union select * from test30;
 select * from test43 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test43 union select * from test32;
@@ -27316,8 +27317,8 @@ select * from test44 union select * from test30;
 select * from test44 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test44 union select * from test32;
@@ -27932,8 +27933,8 @@ select * from test45 union select * from test30;
 select * from test45 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test45 union select * from test32;
@@ -28548,8 +28549,8 @@ select * from test46 union select * from test30;
 select * from test46 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test46 union select * from test32;
@@ -29173,7 +29174,8 @@ select * from test47 union select * from test31;
          num         
 ---------------------
  1970-01-01 00:00:00
-(1 row)
+ 0000-00-00 00:00:00
+(2 rows)
 
 select * from test47 union select * from test32;
          num         
@@ -29807,8 +29809,8 @@ select * from test48 union select * from test30;
 select * from test48 union select * from test31;
     num     
 ------------
- 1970-01-01
  a
+ 0000-00-00
 (2 rows)
 
 select * from test48 union select * from test32;
@@ -30442,8 +30444,8 @@ select * from test49 union select * from test30;
 select * from test49 union select * from test31;
     num     
 ------------
- 1970-01-01
  a
+ 0000-00-00
 (2 rows)
 
 select * from test49 union select * from test32;
@@ -31078,7 +31080,7 @@ select * from test50 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test50 union select * from test32;
@@ -31685,8 +31687,8 @@ select * from test51 union select * from test30;
 select * from test51 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test51 union select * from test32;
@@ -32307,8 +32309,8 @@ select * from test52 union select * from test30;
 select * from test52 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test52 union select * from test32;
@@ -32926,7 +32928,7 @@ select * from test53 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test53 union select * from test32;
@@ -33529,8 +33531,8 @@ select * from test54 union select * from test30;
 select * from test54 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test54 union select * from test32;
@@ -34145,8 +34147,8 @@ select * from test55 union select * from test30;
 select * from test55 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test55 union select * from test32;
@@ -34761,8 +34763,8 @@ select * from test56 union select * from test30;
 select * from test56 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test56 union select * from test32;
@@ -35376,8 +35378,8 @@ select * from test57 union select * from test30;
 select * from test57 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test57 union select * from test32;
@@ -36009,7 +36011,7 @@ select * from test58 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test58 union select * from test32;
@@ -36621,7 +36623,7 @@ select * from test59 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test59 union select * from test32;
@@ -37233,7 +37235,7 @@ select * from test60 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test60 union select * from test32;
@@ -37845,7 +37847,7 @@ select * from test61 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test61 union select * from test32;
@@ -38457,7 +38459,7 @@ select * from test62 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test62 union select * from test32;
@@ -39069,7 +39071,7 @@ select * from test63 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test63 union select * from test32;
@@ -39681,7 +39683,7 @@ select * from test64 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test64 union select * from test32;
@@ -40293,7 +40295,7 @@ select * from test65 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test65 union select * from test32;
@@ -40905,7 +40907,7 @@ select * from test66 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test66 union select * from test32;
@@ -41516,8 +41518,8 @@ select * from test67 union select * from test30;
 select * from test67 union select * from test31;
       num      
 ---------------
- 1970-01-01
  magnetic disk
+ 0000-00-00
 (2 rows)
 
 select * from test67 union select * from test32;
@@ -42151,8 +42153,8 @@ select * from test68 union select * from test30;
 select * from test68 union select * from test31;
        num        
 ------------------
- 1970-01-01
  0000000000000000
+ 0000-00-00
 (2 rows)
 
 select * from test68 union select * from test32;
@@ -42788,7 +42790,7 @@ select * from test69 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test69 union select * from test32;
@@ -43400,7 +43402,7 @@ select * from test70 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test70 union select * from test32;
@@ -44012,7 +44014,7 @@ select * from test71 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test71 union select * from test32;
@@ -44624,7 +44626,7 @@ select * from test72 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test72 union select * from test32;
@@ -45236,7 +45238,7 @@ select * from test73 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test73 union select * from test32;
@@ -45838,8 +45840,8 @@ select * from test74 union select * from test30;
 select * from test74 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test74 union select * from test32;
@@ -46466,8 +46468,8 @@ select * from test75 union select * from test30;
 select * from test75 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test75 union select * from test32;
@@ -47088,8 +47090,8 @@ select * from test76 union select * from test30;
 select * from test76 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test76 union select * from test32;
@@ -47704,8 +47706,8 @@ select * from test77 union select * from test30;
 select * from test77 union select * from test31;
     num     
 ------------
- 1970-01-01
  0
+ 0000-00-00
 (2 rows)
 
 select * from test77 union select * from test32;
@@ -48324,8 +48326,8 @@ select * from test78 union select * from test30;
 select * from test78 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test78 union select * from test32;
@@ -48950,8 +48952,8 @@ select * from test79 union select * from test30;
 select * from test79 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test79 union select * from test32;
@@ -49571,8 +49573,8 @@ select * from test80 union select * from test30;
 select * from test80 union select * from test31;
     num     
 ------------
- 1970-01-01
  
+ 0000-00-00
 (2 rows)
 
 select * from test80 union select * from test32;
@@ -50204,7 +50206,7 @@ select * from test81 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test81 union select * from test32;
@@ -50816,7 +50818,7 @@ select * from test82 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test82 union select * from test32;
@@ -51423,8 +51425,8 @@ select * from test83 union select * from test30;
 select * from test83 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test83 union select * from test32;
@@ -52049,8 +52051,8 @@ select * from test84 union select * from test30;
 select * from test84 union select * from test31;
     num     
 ------------
- 1970-01-01
  -
+ 0000-00-00
 (2 rows)
 
 select * from test84 union select * from test32;
@@ -52680,7 +52682,7 @@ select * from test85 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test85 union select * from test32;
@@ -53292,7 +53294,7 @@ select * from test86 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test86 union select * from test32;
@@ -53904,7 +53906,7 @@ select * from test87 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test87 union select * from test32;
@@ -54516,7 +54518,7 @@ select * from test88 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test88 union select * from test32;
@@ -55128,7 +55130,7 @@ select * from test89 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test89 union select * from test32;
@@ -55740,7 +55742,7 @@ select * from test90 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test90 union select * from test32;
@@ -56352,7 +56354,7 @@ select * from test91 union select * from test31;
     num     
 ------------
  
- 1970-01-01
+ 0000-00-00
 (2 rows)
 
 select * from test91 union select * from test32;
diff --git a/contrib/dolphin/include/plugin_parser/parse_expr.h b/contrib/dolphin/include/plugin_parser/parse_expr.h
index 77adb5314..a4ba34caa 100644
--- a/contrib/dolphin/include/plugin_parser/parse_expr.h
+++ b/contrib/dolphin/include/plugin_parser/parse_expr.h
@@ -43,8 +43,8 @@ extern void AddStartWithTargetRelInfo(ParseState* pstate, Node* relNode,
 extern void AdaptSWSelectStmt(ParseState *pstate, SelectStmt *stmt);
 extern bool IsQuerySWCBRewrite(Query *query);
 extern bool IsSWCBRewriteRTE(RangeTblEntry *rte);
-extern Datum GetTypeZeroValue(Form_pg_attribute att_tup);
-typedef Datum (*getTypeZeroValueFunc)(Form_pg_attribute att_tup);
+extern Datum GetTypeZeroValue(Form_pg_attribute att_tup, bool can_ignore = false);
+typedef Datum (*getTypeZeroValueFunc)(Form_pg_attribute att_tup, bool can_ignore);
 extern PlannedStmt* getCursorStreamFromFuncArg(Node* node, CursorExpression** ce = NULL);
 
 #endif /* PARSE_EXPR_H */
diff --git a/contrib/dolphin/output/dump_dumpall_test.source b/contrib/dolphin/output/dump_dumpall_test.source
index 01b043f24..36fd759b2 100644
--- a/contrib/dolphin/output/dump_dumpall_test.source
+++ b/contrib/dolphin/output/dump_dumpall_test.source
@@ -735,7 +735,7 @@ select * from test_insert_value;
 select * from test_insert_empty_value_with_not_null;
  c1 |     c2     
 ----+------------
-  0 | 1970-01-01
+  0 | 0000-00-00
 (1 row)
 
 select * from test_insert_empty_value_with_unique;
@@ -1250,7 +1250,7 @@ select * from test_insert_value;
 select * from test_insert_empty_value_with_not_null;
  c1 |     c2     
 ----+------------
-  0 | 1970-01-01
+  0 | 0000-00-00
 (1 row)
 
 select * from test_insert_empty_value_with_unique;
@@ -1766,7 +1766,7 @@ select * from test_insert_value;
 select * from test_insert_empty_value_with_not_null;
  c1 |     c2     
 ----+------------
-  0 | 1970-01-01
+  0 | 0000-00-00
 (1 row)
 
 select * from test_insert_empty_value_with_unique;
@@ -2280,7 +2280,7 @@ select * from test_insert_value;
 select * from test_insert_empty_value_with_not_null;
  c1 |     c2     
 ----+------------
-  0 | 1970-01-01
+  0 | 0000-00-00
 (1 row)
 
 select * from test_insert_empty_value_with_unique;
diff --git a/contrib/dolphin/plugin_parser/analyze.cpp b/contrib/dolphin/plugin_parser/analyze.cpp
index 3a1f4471c..3a422dd7a 100644
--- a/contrib/dolphin/plugin_parser/analyze.cpp
+++ b/contrib/dolphin/plugin_parser/analyze.cpp
@@ -2542,6 +2542,17 @@ static Node* makeTimetypeConst(Oid targetType, int32 targetTypmod, Oid targetCol
                     targetByval);
                 break;
             }
+            case DATEOID: {
+                new_expr = (Node*)makeConst(targetType,
+                    targetTypmod,
+                    targetCollation,
+                    targetLen,
+                    (Datum)DirectFunctionCall3(
+                        date_in, CStringGetDatum("0000-00-00"), ObjectIdGetDatum(0), Int32GetDatum(-1)),
+                    false,
+                    targetByval);
+                break;
+            }
             default: {
                 new_expr = (Node*)makeConst(targetType,
                     targetTypmod,
diff --git a/contrib/dolphin/plugin_postgres.cpp b/contrib/dolphin/plugin_postgres.cpp
index 790993515..4d413f229 100644
--- a/contrib/dolphin/plugin_postgres.cpp
+++ b/contrib/dolphin/plugin_postgres.cpp
@@ -229,7 +229,7 @@ extern "C" DLL_PUBLIC Datum dolphin_types();
 extern "C" Datum dolphin_binaryin(PG_FUNCTION_ARGS);
 static void InitDolphinTypeId(BSqlPluginContext* cxt);
 static void InitDolphinOperator(BSqlPluginContext* cxt);
-static Datum DolphinGetTypeZeroValue(Form_pg_attribute att_tup);
+static Datum DolphinGetTypeZeroValue(Form_pg_attribute att_tup, bool can_ignore = false);
 static bool ReplaceNullOrNot();
 static bool NoAutoValueOnZero();
 static bool NullsMinimalPolicy();
@@ -1677,7 +1677,7 @@ static void InitDolphinOperator(BSqlPluginContext* cxt)
 }
 
 /* copy from openGauss-server's execUtils.cpp GetTypeZeroValue */
-static Datum DolphinGetTypeZeroValue(Form_pg_attribute att_tup)
+static Datum DolphinGetTypeZeroValue(Form_pg_attribute att_tup, bool can_ignore)
 {
     Datum result;
     switch (att_tup->atttypid) {
@@ -1711,7 +1711,8 @@ static Datum DolphinGetTypeZeroValue(Form_pg_attribute att_tup)
             break;
         }
         case DATEOID: {
-            result = timestamp2date(SetEpochTimestamp());
+            result = (Datum)DirectFunctionCall3Coll(date_in, InvalidOid, CStringGetDatum("0000-00-00"),
+                                                    ObjectIdGetDatum(0), Int32GetDatum(-1), can_ignore);
             break;
         }
         case UUIDOID: {
diff --git a/contrib/dolphin/sql/keyword_ignore_test/ignore_not_null_constraints.sql b/contrib/dolphin/sql/keyword_ignore_test/ignore_not_null_constraints.sql
index 8354f23ee..c16bd5ac6 100644
--- a/contrib/dolphin/sql/keyword_ignore_test/ignore_not_null_constraints.sql
+++ b/contrib/dolphin/sql/keyword_ignore_test/ignore_not_null_constraints.sql
@@ -615,6 +615,18 @@ insert /*+ ignore_error */ into ignore_t1 values (2) ON DUPLICATE KEY UPDATE id
 delete from ignore_t1 where id = 0;
 update /*+ ignore_error */ ignore_t1 set id = NULL where id = 1;
 
+-- test for issue #IC205M
+drop table if exists tb3;
+create table tb3(id int not null,col1 date not null);
+set dolphin.sql_mode='';
+set sql_ignore_strategy = 'overwrite_null';
+insert into tb3 values(5,null),(6,null);
+insert into tb3 values(7,default);
+select * from tb3;
+drop table tb3;
+reset dolphin.sql_mode;
+reset sql_ignore_strategy;
+
 -- restore context
 drop schema sql_ignore_not_null_test cascade;
 reset current_schema;
\ No newline at end of file
-- 
Gitee