From ad3f8da8b3ebcef25353bed8f4600a2aff69fc4d Mon Sep 17 00:00:00 2001
From: wrenlu <15835214+wrenlu@user.noreply.gitee.com>
Date: Mon, 19 May 2025 19:00:20 +0800
Subject: [PATCH] add oracle date format test

---
 .../zsql_cases/r/zsql_ora_date_format.result  | 330 ++++++++++++++++++
 .../zsql_cases/t/zsql_ora_date_format.cnf     |   2 +
 .../zsql_cases/t/zsql_ora_date_format.test    | 270 ++++++++++++++
 3 files changed, 602 insertions(+)
 create mode 100644 mysql-test/suite/zsql_cases/r/zsql_ora_date_format.result
 create mode 100644 mysql-test/suite/zsql_cases/t/zsql_ora_date_format.cnf
 create mode 100644 mysql-test/suite/zsql_cases/t/zsql_ora_date_format.test

diff --git a/mysql-test/suite/zsql_cases/r/zsql_ora_date_format.result b/mysql-test/suite/zsql_cases/r/zsql_ora_date_format.result
new file mode 100644
index 000000000..c65e2dd6b
--- /dev/null
+++ b/mysql-test/suite/zsql_cases/r/zsql_ora_date_format.result
@@ -0,0 +1,330 @@
+create database yyc_test;
+use yyc_test;
+###############################
+# test sql                    #
+###############################
+set sql_mode = 'STRICT_TRANS_TABLES';
+Warnings:
+Warning	3135	'NO_ZERO_DATE', 'NO_ZERO_IN_DATE' and 'ERROR_FOR_DIVISION_BY_ZERO' sql modes should be used with strict mode. They will be merged with strict mode in a future release.
+create table empl_temp
+(
+employee_id NUMBER(6) primary key,
+first_name varchar2(20),
+last_name varchar2(25),
+email varchar2(25),
+hire_date DATE,
+job_id VARCHAR2(10),
+clob_column CLOB
+);
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+ERROR 22007: Incorrect date value: '10-JAN-2015' for column 'hire_date' at row 1
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+ERROR 22007: Incorrect date value: '15-NOV-2015' for column 'hire_date' at row 1
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+ERROR 22007: Incorrect date value: '15-DEC-2015' for column 'hire_date' at row 1
+drop table empl_temp;
+set sql_mode = '';
+create table empl_temp
+(
+employee_id NUMBER(6) primary key,
+first_name varchar2(20),
+last_name varchar2(25),
+email varchar2(25),
+hire_date DATE,
+job_id VARCHAR2(10),
+clob_column CLOB
+);
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+Warnings:
+Warning	1265	Data truncated for column 'hire_date' at row 1
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+Warnings:
+Warning	1265	Data truncated for column 'hire_date' at row 1
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+Warnings:
+Warning	1265	Data truncated for column 'hire_date' at row 1
+select * from empl_temp;
+employee_id	first_name	last_name	email	hire_date	job_id	clob_column
+111111	John	Doe	example.com	0000-00-00	1001	Experienced Employee
+254481	Jane	Doe	example.com	0000-00-00	1005	Executive Employee
+854488	Jane	Doe	example.com	0000-00-00	1005	Executive Employee
+drop table empl_temp;
+set sql_mode = 'ORA_DATATYPE';
+create table empl_temp
+(
+employee_id NUMBER(6) primary key,
+first_name varchar2(20),
+last_name varchar2(25),
+email varchar2(25),
+hire_date DATE default SYSDATE,
+job_id VARCHAR2(10),
+clob_column CLOB
+);
+set default_date_format = 'DD-MM-YYYY';
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+insert into empl_temp values(123132,'Jane','Doe','example.com',NULL,'1005','Executive Employee');
+select * from empl_temp;
+employee_id	first_name	last_name	email	hire_date	job_id	clob_column
+111111	John	Doe	example.com	2015-01-10 00:00:00	1001	Experienced Employee
+123132	Jane	Doe	example.com	NULL	1005	Executive Employee
+254481	Jane	Doe	example.com	2015-11-15 00:00:00	1005	Executive Employee
+854488	Jane	Doe	example.com	2015-12-15 00:00:00	1005	Executive Employee
+set default_date_format = 'YYYY-MM-DD';
+select * from empl_temp;
+employee_id	first_name	last_name	email	hire_date	job_id	clob_column
+111111	John	Doe	example.com	2015-01-10 00:00:00	1001	Experienced Employee
+123132	Jane	Doe	example.com	NULL	1005	Executive Employee
+254481	Jane	Doe	example.com	2015-11-15 00:00:00	1005	Executive Employee
+854488	Jane	Doe	example.com	2015-12-15 00:00:00	1005	Executive Employee
+set default_date_format = 'YYYY-MON-DD';
+select * from empl_temp;
+employee_id	first_name	last_name	email	hire_date	job_id	clob_column
+111111	John	Doe	example.com	2015-01-10 00:00:00	1001	Experienced Employee
+123132	Jane	Doe	example.com	NULL	1005	Executive Employee
+254481	Jane	Doe	example.com	2015-11-15 00:00:00	1005	Executive Employee
+854488	Jane	Doe	example.com	2015-12-15 00:00:00	1005	Executive Employee
+create table empl_temp2
+(
+employee_id NUMBER(6) primary key,
+first_name varchar2(20),
+last_name varchar2(25),
+email varchar2(25),
+hire_date DATE default SYSDATE,
+job_id VARCHAR2(10),
+clob_column CLOB
+);
+insert into empl_temp2 select * from empl_temp;
+drop table empl_temp;
+drop table empl_temp2;
+###############################
+# test to_date, to_timestamp  #
+###############################
+set sql_mode = '';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+TO_DATE('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'YYYY-MON-DD';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+TO_DATE('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30
+set default_date_format = 'YYYY-MON-DD HH24:MI:SS';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+TO_DATE('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30
+set default_date_format = 'YYYY-MON-DD HH24:MI:SS.FF9';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+TO_DATE('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30
+# TO_DATE dont support FF
+select TO_DATE('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+ERROR HY000: invalid format 'FF'
+set sql_mode = '';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM')
+2022-01-10 10:20:30.123456
+set sql_mode = 'ORA_DATATYPE';
+set default_timestamp_format = 'YYYY-MON-DD';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM')
+2022-01-10 10:20:30.123456
+set default_timestamp_format = 'YYYY-MON-DD HH24:MI:SS.FF6';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM')
+2022-01-10 10:20:30.123456
+set default_timestamp_format = 'YYYY-MON-DD HH24:MI:SS.FF6';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY')
+2022-01-10 00:00:00.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM')
+2022-01-10 10:20:30.000000
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM')
+2022-01-10 10:20:30.123456
+set default_timestamp_format = 'YYYY-MON-DD HH12:MI:SS.FF6 AM';
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM')
+2022-01-10 10:20:30.123456
+###############################
+# test precision              #
+###############################
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+create table t1(
+id int primary key,
+d date,
+t timestamp(6)
+);
+insert into t1 values(1, '29-DEC-2022', '2022-01-02 03:04:05.678');
+select * from t1 where id = 1;
+id	d	t
+1	2022-12-29 00:00:00	2022-01-02 03:04:05.678000
+insert into t1 values(2, '28-DEC-2022', '2022-01-02 03:04:05.');
+select * from t1 where id = 2;
+id	d	t
+2	2022-12-28 00:00:00	2022-01-02 03:04:05.000000
+insert into t1 values(3, '27-DEC-2022', '2022-01-02 03:04:');
+select * from t1 where id = 3;
+id	d	t
+3	2022-12-27 00:00:00	2022-01-02 03:04:00.000000
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF9';
+insert into t1 values(4, '26-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 4;
+id	d	t
+4	2022-12-26 00:00:00	2022-01-02 03:04:05.678901
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF';
+insert into t1 values(5, '25-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 5;
+id	d	t
+5	2022-12-25 00:00:00	2022-01-02 03:04:05.678901
+insert into t1 values(6, '28-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 6;
+id	d	t
+6	2022-12-28 00:00:00	2022-01-02 03:04:05.678901
+insert into t1 values(7, '28-DEC-2022', '2022-01-02 03:04:05.678901');
+select * from t1 where id = 7;
+id	d	t
+7	2022-12-28 00:00:00	2022-01-02 03:04:05.678901
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF2';
+select * from t1;
+id	d	t
+1	2022-12-29 00:00:00	2022-01-02 03:04:05.678000
+2	2022-12-28 00:00:00	2022-01-02 03:04:05.000000
+3	2022-12-27 00:00:00	2022-01-02 03:04:00.000000
+4	2022-12-26 00:00:00	2022-01-02 03:04:05.678901
+5	2022-12-25 00:00:00	2022-01-02 03:04:05.678901
+6	2022-12-28 00:00:00	2022-01-02 03:04:05.678901
+7	2022-12-28 00:00:00	2022-01-02 03:04:05.678901
+drop table t1;
+create table t1(
+id int primary key,
+d date,
+t timestamp
+);
+insert into t1 values(1, '29-DEC-2022', '2022-01-02 03:04:05.67');
+select * from t1;
+id	d	t
+1	2022-12-29 00:00:00	2022-01-02 03:04:06
+drop table t1;
+##############################
+# test time, year unaffected #
+##############################
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+create table t1(
+id int,
+tm time,
+yr year
+);
+insert into t1 values(1, '10:11:12', '2022');
+select * from t1;
+id	tm	yr
+1	10:11:12	2022
+drop table t1;
+##################################################################
+# bug1: date: date in normal mode, datetime in ORA_DATATYPE      #
+# we change datetime in default_date_format but dont change date #
+##################################################################
+set sql_mode = '';
+create table t1(
+id int,
+d1 date,
+d2 datetime,
+t timestamp
+);
+show create table t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `id` int DEFAULT NULL,
+  `d1` date DEFAULT NULL,
+  `d2` datetime DEFAULT NULL,
+  `t` timestamp NULL DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+# date will truncate to 0000-00-00 #
+insert into t1 values(1, '29-DEC-2022', '28-DEC-2022', '2022-01-02 03:04:05.678');
+Warnings:
+Warning	1265	Data truncated for column 'd1' at row 1
+select * from t1;
+id	d1	d2	t
+1	0000-00-00	2022-12-28 00:00:00	2022-01-02 03:04:06
+create table t2(
+id int,
+d1 date,
+d2 datetime,
+t timestamp
+);
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `id` int DEFAULT NULL,
+  `d1` datetime DEFAULT NULL,
+  `d2` datetime DEFAULT NULL,
+  `t` timestamp NULL DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
+insert into t2 values(1, '29-DEC-2022', '28-DEC-2022', '2022-01-02 03:04:05.678');
+select * from t2;
+id	d1	d2	t
+1	2022-12-29 00:00:00	2022-12-28 00:00:00	2022-01-02 03:04:06
+drop database yyc_test;
diff --git a/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.cnf b/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.cnf
new file mode 100644
index 000000000..afa26d31a
--- /dev/null
+++ b/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.cnf
@@ -0,0 +1,2 @@
+[mysqld.1]
+sql_mode = 'ORA_DATATYPE'
diff --git a/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.test b/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.test
new file mode 100644
index 000000000..3b27f953a
--- /dev/null
+++ b/mysql-test/suite/zsql_cases/t/zsql_ora_date_format.test
@@ -0,0 +1,270 @@
+# ifdef HAVE_ZSQL_ORACLE_DATE_FORMAT
+create database yyc_test;
+use yyc_test;
+
+--echo ###############################
+--echo # test sql                    #
+--echo ###############################
+
+set sql_mode = 'STRICT_TRANS_TABLES';
+
+create table empl_temp
+(
+  employee_id NUMBER(6) primary key,
+  first_name varchar2(20),
+  last_name varchar2(25),
+  email varchar2(25),
+  hire_date DATE,
+  job_id VARCHAR2(10),
+  clob_column CLOB
+);
+
+--error ER_TRUNCATED_WRONG_VALUE
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+--error ER_TRUNCATED_WRONG_VALUE
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+--error ER_TRUNCATED_WRONG_VALUE
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+
+drop table empl_temp;
+
+
+
+set sql_mode = '';
+
+create table empl_temp
+(
+  employee_id NUMBER(6) primary key,
+  first_name varchar2(20),
+  last_name varchar2(25),
+  email varchar2(25),
+  hire_date DATE,
+  job_id VARCHAR2(10),
+  clob_column CLOB
+);
+
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+
+select * from empl_temp;
+drop table empl_temp;
+
+
+
+set sql_mode = 'ORA_DATATYPE';
+
+create table empl_temp
+(
+  employee_id NUMBER(6) primary key,
+  first_name varchar2(20),
+  last_name varchar2(25),
+  email varchar2(25),
+  hire_date DATE default SYSDATE,
+  job_id VARCHAR2(10),
+  clob_column CLOB
+);
+
+set default_date_format = 'DD-MM-YYYY';
+
+insert into empl_temp values(111111,'John','Doe','example.com','10-JAN-2015','1001','Experienced Employee');
+insert into empl_temp values(254481,'Jane','Doe','example.com','15-NOV-2015','1005','Executive Employee');
+insert into empl_temp values(854488,'Jane','Doe','example.com','15-DEC-2015','1005','Executive Employee');
+insert into empl_temp values(123132,'Jane','Doe','example.com',NULL,'1005','Executive Employee');
+
+select * from empl_temp;
+
+set default_date_format = 'YYYY-MM-DD';
+select * from empl_temp;
+
+set default_date_format = 'YYYY-MON-DD';
+select * from empl_temp;
+
+create table empl_temp2
+(
+  employee_id NUMBER(6) primary key,
+  first_name varchar2(20),
+  last_name varchar2(25),
+  email varchar2(25),
+  hire_date DATE default SYSDATE,
+  job_id VARCHAR2(10),
+  clob_column CLOB
+);
+
+insert into empl_temp2 select * from empl_temp;
+
+drop table empl_temp;
+drop table empl_temp2;
+
+
+
+--echo ###############################
+--echo # test to_date, to_timestamp  #
+--echo ###############################
+
+set sql_mode = '';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+
+set sql_mode = 'ORA_DATATYPE';
+
+set default_date_format = 'YYYY-MON-DD';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+
+set default_date_format = 'YYYY-MON-DD HH24:MI:SS';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+
+set default_date_format = 'YYYY-MON-DD HH24:MI:SS.FF9';
+select TO_DATE('10-JAN-2022','DD-MON-YYYY');
+select TO_DATE('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_DATE('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+--echo # TO_DATE dont support FF
+--error ER_INVALID_FORMAT
+select TO_DATE('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+
+set sql_mode = '';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+set sql_mode = 'ORA_DATATYPE';
+
+set default_timestamp_format = 'YYYY-MON-DD';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+set default_timestamp_format = 'YYYY-MON-DD HH24:MI:SS.FF6';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+set default_timestamp_format = 'YYYY-MON-DD HH24:MI:SS.FF6';
+select TO_TIMESTAMP('10-JAN-2022','DD-MON-YYYY');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30','DD-MON-YYYY HH24:MI:SS');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30 AM','DD-MON-YYYY HH12:MI:SS AM');
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+
+set default_timestamp_format = 'YYYY-MON-DD HH12:MI:SS.FF6 AM';
+select TO_TIMESTAMP('10-JAN-2022 10:20:30.123456789 AM','DD-MON-YYYY HH12:MI:SS.FF9 AM');
+
+
+--echo ###############################
+--echo # test precision              #
+--echo ###############################
+
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+
+create table t1(
+  id int primary key,
+  d date,
+  t timestamp(6)
+);
+
+insert into t1 values(1, '29-DEC-2022', '2022-01-02 03:04:05.678');
+select * from t1 where id = 1;
+insert into t1 values(2, '28-DEC-2022', '2022-01-02 03:04:05.');
+select * from t1 where id = 2;
+insert into t1 values(3, '27-DEC-2022', '2022-01-02 03:04:');
+select * from t1 where id = 3;
+
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF9';
+insert into t1 values(4, '26-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 4;
+
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF';
+insert into t1 values(5, '25-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 5;
+
+insert into t1 values(6, '28-DEC-2022', '2022-01-02 03:04:05.678901234');
+select * from t1 where id = 6;
+
+insert into t1 values(7, '28-DEC-2022', '2022-01-02 03:04:05.678901');
+select * from t1 where id = 7;
+
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF2';
+select * from t1;
+
+drop table t1;
+
+create table t1(
+  id int primary key,
+  d date,
+  t timestamp
+);
+
+insert into t1 values(1, '29-DEC-2022', '2022-01-02 03:04:05.67');
+select * from t1;
+
+drop table t1;
+
+
+--echo ##############################
+--echo # test time, year unaffected #
+--echo ##############################
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+create table t1(
+  id int,
+  tm time,
+  yr year
+);
+insert into t1 values(1, '10:11:12', '2022');
+select * from t1;
+
+drop table t1;
+
+
+
+
+--echo ##################################################################
+--echo # bug1: date: date in normal mode, datetime in ORA_DATATYPE      #
+--echo # we change datetime in default_date_format but dont change date #
+--echo ##################################################################
+set sql_mode = '';
+create table t1(
+  id int,
+  d1 date,
+  d2 datetime,
+  t timestamp
+);
+show create table t1;
+
+set sql_mode = 'ORA_DATATYPE';
+set default_date_format = 'DD-MON-YYYY';
+set default_timestamp_format = 'YYYY-MM-DD HH24:MI:SS.FF3';
+
+--echo # date will truncate to 0000-00-00 #
+insert into t1 values(1, '29-DEC-2022', '28-DEC-2022', '2022-01-02 03:04:05.678');
+select * from t1;
+
+
+create table t2(
+  id int,
+  d1 date,
+  d2 datetime,
+  t timestamp
+);
+show create table t2;
+
+insert into t2 values(1, '29-DEC-2022', '28-DEC-2022', '2022-01-02 03:04:05.678');
+select * from t2;
+
+
+drop database yyc_test;
+
+
+# endif HAVE_ZSQL_ORACLE_DATE_FORMAT
\ No newline at end of file
-- 
Gitee