date 1 « Date « Java Database Q&A





1. Best Practice: How to check for a specific java.util.Calendar/Date in SQL.DATE by JDBC?    stackoverflow.com

This is something I struggle with since yesterday. I have appointments to save in a database. They consist of a date and a time, like:

01.02.1970 14:00
(german format, in american I think ...

2. JDBC Dates Deprecated in Java (java.sql package)    stackoverflow.com

I am working with JDBC and MySQL. I have a date column that I need included in my result set. Unfortunately, I cannot find a class in Java to retrieve the ...

3. why two date classes one in java.util.Date and java.sql.Date?    stackoverflow.com

HI I like to know why there are two Date classes in two different packages one in java.util.Date and one in java.sql.Date? Whats the use of having two Date classes?

4. How to obtain sale by date in java?    stackoverflow.com

I am using ms access DB. I need to obtain sale by date. Here is my table specification:

BILL_NO   DATE     SALE
1       ...

5. IllegalArgumentException with Date value in jdbc; Openbase sql    stackoverflow.com

I have a WebObjects app, Openbase db, and I'm getting a never before seen exception when doing a raw rows (non ORM) query during a batch operation. It looks like the ...

6. Passing java.sql.date to netezza jdbc driver    stackoverflow.com

When passing a Java.Sql.Date as a bind variable (a question mark in my query text) in a PreparedStatement to nzjdbc.jar, I'm getting: pg_atoi: error in "2010-02-01": can't parse "-02-01" what gives? I thought ...

7. java code to store and reterive the date without Database    stackoverflow.com

please help me. I heard about object serialization. Is there is any way to get the birthday date from the user & store it in a object? Then our code can ...

8. PortableObjectSerializer is being inaccurate by 1s when serializing and deserializing java.util.Date    stackoverflow.com

For the code like below, I notice a difference of ~ 1sec (long time before serialization=1298298092890; long time after deserialization=1298298093432)

public void readExternal(PofReader pReader) throws IOException {
    //...0 to ...

9. Difference between Date class in Package java.util & Package java.sql    stackoverflow.com

In java, both the java.util and the java.sql package contain a Date class, So what is the difference between them? If one Date class is present in Java then what is the ...





10. Library that includes Unmodifiable extensions of java.util.Properties, sql.Date, util.Date, etc    stackoverflow.com

Firstly let me say I believe immutability is one of the best things one can do to improve the reliability, simplicity and give one confidence about a system. No more worries ...

11. store date in database    stackoverflow.com

I have a JSP page in which I am entering a date in a textbox and retrieving the value from the textbox and the value is stored in a string variable. ...

12. problem with java.sql.date    stackoverflow.com

 public java.sql.Date getDate()
{
    java.sql.Date date = new java.sql.Date(2001, 10, 10);
    return date;

}
this function is in calendar class that own wrote it. now in another class ...

13. sql.date vs util.date    stackoverflow.com

As we have two date classes: java.sql.Date and java.util.Date. Whats the reason ResultSet#getDate() returns the sql.Date not util.Date?
Agreed that sql.Date extends util.Date. But whats the reason of ...

14. How to subtract 2 java.sql.Date dates?    stackoverflow.com

I insert some data into Sqlite database and check before insert if record for this day allready exists. To check this I have to see if number of days are >0. ...

15. Using java.sql.Date    stackoverflow.com

I am using jdbc to call a sql query ".... where mydate like '?%' " and I want to pass the parameter to the query with:

PreparedStatement ps;  
ps.setDate(1, new ...

16. java.util.Date to java.sql.Date    coderanch.com





17. problem insering date value in database    coderanch.com

In my jsp I have retreived the date value which was passed as a http parameter from a html page String birth_date = request.getParameter("tf5"); System.out.println("birth_date : "+birth_date); now I am trying to insert this value into BIRTH_DATE field of my table where this field is declared with a data type as DATE. dbQuery = "UPDATE XXX SET BIRTH_DATE = '"+to_date ('"+birth_date+"','yyyy.MM.dd')+"'"; ...

18. Problems in accessing the Date Field    coderanch.com

19. Date Type    coderanch.com

I using MS SQL Server's Northwind database as my simple database, I try to display information form Employees table, the data type is "TEXT" for employee's name in SQL Server. My question is: What's the matching java type for it? when I use resultSet.getObject, the program runs, and the column is blank, no employee's name will display. when I use ResultSetMetaData.getColumnTypeName, ...

20. how to generate sql date    coderanch.com

int d = Integer.parseInt(day); int m = Integer.parseInt(month); int y = Integer.parseInt(year); // create a new Calendar using the default timezone and the // request's locale (if you don't need i18n, just use // new Calendar()). Calendar cal = new Calendar(Timezone.getDefault(), request.getLocale()); // set year, month and date. cal.set(y, m, d); // turn calendar into date, and this date into time ...

21. sql querry for date.    coderanch.com

22. Date functions    coderanch.com

dear, Daniel Dunleavy i have used cvdate in my program,but it is giving error that the method cvdate is not found in the program. i have used create statement. i have imported both java.util.date & java.sql.date in my class. please help me as soon as possible. please give me the code. sachin ------------------

23. about date    coderanch.com

24. Storing date as null value in the backend using JDBC    coderanch.com

a date can be stored as a null in my table(oracle): java.sql.Timestamp nullTimestamp = null; ... ps.setDate(1,nullTimestamp); //will enter null into the database hope this helps Jamie p.s. - Why don't you just try it?? If it works, then you can do it, if it does not work, then you can't. I don't know what constraints, relationships etc are on your ...

25. sql syntax for system date    coderanch.com

I don't know of a "standard" sql procedure, but most databases have their own way of doing this: Oracle- use date math(sysdate - hiredate) Access- use the dateDiff(sysdate, hiredate) function. if the answer returns 0 then the it is the same day. note: This will cause portablility problems between different databases. If you can live with that, check your database documentation ...

26. java.sql.Date    coderanch.com

27. How to get date of next anniversary ?    coderanch.com

28. JDBC and null dates    coderanch.com

When inserting a record from my jsp page into Sybase my date is displayed as Wed Dec 31 16:00:00 PST 1969. The date field is blank on my jsp page but the database requires a value on insert. I am using the pPreparedStatement ps.setNull(1,java.sql.Types.Date) I really want the date to be null in the database. How can I get past this ...

29. Getting ".0" extra in date !!    coderanch.com

Hello I am using Oracle-8i as DB. I am using thin driver to connect to Oracle thru Java. In Oracle I have table name testdate having field datecol as date type. I am following NLS_DATE_FORMAT as 'yyyy-mm-dd hh24:mi:ss' in the Oracle. Now problem is when I fired query Select datecol from testdate from Java class It gives datecol return value as ...

30. sql.Date problem    coderanch.com

Hi, Folowing is my senario, 1) I am reading Form input text field 'Date' as String str1=request.getParameter("Date"); which accepts input in yyyymmdd format. eg: str1="20020422" 2) I want to store this Date into table with column type Date AssignedOn Date 3)I am using PrepareStatement to insert values into table. setDate(1,Datevar) problem here is Datevar must be sql.Date type 4)I am converting ...

31. default date?    coderanch.com

32. How to use the Date object    coderanch.com

Ordin, I've never considered the approach that you mentioned, but it's worth having as an option. One disadvantage of using it is that it is database dependent. If your system uses Data Access Objects, though, you have already nicely layered and encapsulated database-specific code; hence, your approach could work very well with Data Access Objects. Thanks, Craig

33. Updating Date    coderanch.com

34. Working with dates    coderanch.com

Does anyone have any suggestions for working with dates that will be stored in a MySQL database? For example, I want to create a subscription service and store an expiration date in the database. Should I create the date in Java and then store it in the database or should I have mySQL create the date for me (if that's possible)? ...

35. Dates    coderanch.com

Does anyone know how to deal with dates on an on-line booking site?? If a person enters a date they wish to book, i do not know how to check these with with those already booked and stored in a database (oracle) to find out if these dates are available. I am completely stuck with this!!

36. java.util.Date to java.sql.Date    coderanch.com

37. Question for insertint to Date field.    coderanch.com

Originally posted by Rob Levo: I am confused what the proper way to insert into a Date field. Sybase is the database. Sould I format the date as a string that Sybase will except as a Date, or is there a better approach. If someone could provide a simple example of doing an insert into tablename ...... where one of the ...

38. SQL date    coderanch.com

39. JDBC Date support    coderanch.com

Hi all, I have a a GUI,which will be used by ppl in diff time-zones. But the user actions will coz a central db to be updated. Now I have to implement a Query Log feature in this GUI.So all the queries fired due to the user actions in the GUI,will be stored in a particular table in the central db. ...

40. Problem with SQL DATE() function..    coderanch.com

DATE() and related functions don't seem to work: ->SELECT TIMESTAMP('2003-12-31'); [Comp Root] ERROR 1064: You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '('2003-12-31')' at line 1 ->SELECT DATE('2003-12-31 01:02:03'); [Comp Root] ERROR 1064: You have an error in your SQL syntax. Check the manual ...

41. Why java.sql.Date?    coderanch.com

Like java.util.Date, all three classes in the SQL package are thin wrappers around a numeric value representing a point in time. The Date and Time classes ignore the information regarding the time of day or the calendar date, respectively. The Timestamp class, however, not only includes the usual time and date information up to millisecond precision, but also allows storing additional ...

42. case Types.DATE Error - urgent    coderanch.com

I am writing a simple java program which connects to table in oracle.That table has a date type column. When i get the result i am creating an object for each column type using the switch case as follows: switch (rsmd.getColumnType (i)) { case Types.DATE: case Typee.VARCHAR: default. } The problem is with date type column. the case statement (Types.DATE) is ...

43. Date Problem    coderanch.com

I am using Oracle as the DB. When I fetch any date column from a result set(using getDate() method), I get it displayed in YYYY-MM-DD format. I use the DD-MM-YYYY format to insert into the DB & the inserted date is displayed properly if a select query is done in SQL Plus.

44. Use of sql.Date    coderanch.com

45. How to set Date data type into varible    coderanch.com

46. Having trouble using Dates in SQL    coderanch.com

Let me try to describe my situation. I need to perform an update on a record in an Access database and I need to pick which record to update by two criteria, one of which is a Date field (in Access, the actual datatype of the field is Date/Time). Here is what I currently have: // Get a DB connection from ...

47. java.sql.date    coderanch.com

48. Date function in Ingres DB    coderanch.com

Hello guys, How do i do i check in my where clause if: a date_field in a table is less that 3 past months from today. Note: I am using INGRES DATABASE select * from tablename where date_field is less that 3 months from today. Thanks. [ August 18, 2004: Message edited by: Bear Bibeault ]

49. Sequencial ID by Date    coderanch.com

I want to assign a job number for a user request form. Our dept. wants the job number to be reset everyday. Like say for example, if there are some job requests today it will get the number assigned sequentially 1, 2, 3, 4 and it will follow as many requests are there for today. But tomorrow the job requests have ...

50. date problem    coderanch.com

I have a html form from where I get date as Aug 8 2003 when I do request.getPArameter("empdate") When use this value in preparedsql ... my sql does not work. I am using DB2 and When I try 'mm/dd/yy' in command center it works fine. the emp date is stored in db as aug 6, 2003 ..but somehow it does not ...

52. sql.date trouble    coderanch.com

Hi, I have a table in my database where one of the entries is a 'Date' in the format 'DD-MMM-YY'. I need to create the date myself and enter it into this table but I dont know how to get it in the correct DD-MMM-YY format. I can create a new Date() using new java.util.Date(); but i can't get it in ...

53. how to update date in ms-sql    coderanch.com

54. order by date_arrive but what if...    coderanch.com

55. Date in Database    coderanch.com

56. Date    coderanch.com

MySql 3.23.54 I have a column in my table which contains the date but it's stored as a varchar. Unfortunately, that's how I receive it. The format is mm/dd/yyyy (eg 03/15/2005) What I'm looking to do is check to see if this date is less than one year old. if (currentDate) < (03/15/2006) { good date } else { expired } ...

57. How to generate FileID and Date?    coderanch.com

hi I have a servlet whose functionality is to take information about file from the user and store it in the Database. The Database Structure is Name Null? Type ----------------------------------------- -------- --------------- F_ID NOT NULL VARCHAR2(10) F_NAME NOT NULL VARCHAR2(30) FILE_EXT NOT NULL VARCHAR2(10) DATE_CREATION NOT NULL DATE DATE_LUPDATE NOT NULL DATE D_ID NOT NULL VARCHAR2(10) KEYWORDS NOT NULL VARCHAR2(256) PATH ...

58. pls help me Strring to Date    coderanch.com

59. sql stmt to get dates    coderanch.com

I need to write a sql statement to get the last seven dates in a database given a date. example: I have the foll dates in the d/b 7/11/2005 7/12/2005 7/13/2005 7/16/2005 7/18/2005 7/22/2005 7/23/2005 if i/p is 7/11/2005, i should get 7/11/2005 7/12/2005 7/13/2005 7/16/2005 7/18/2005 7/22/2005 with the sql stmt that i wrote i am getting 7/11/2005 7/12/2005 7/13/2005 ...

60. Oracler Date function    coderanch.com

I have 3 columns in a table say, A_DATE, A_TIME and A_DATETIME. The data type for all the columns is DATE. Now I want to take the date part from A_DATE, time part from A_TIME, and insert those date & time values into A_DATETIME. I could get the date & time part from the 2 columns using to_char funtion, but I ...

61. problem with java.sql.date    coderanch.com

62. Date Problem    coderanch.com

public Vector getPPInfo(String profileId) throws SQLException //returns multiple records { query = "SELECT emp_id, firstname, middlename, lastname, date_in, date_out, time_in, time_out, flag, cutoff_flag, log_id FROM logone_tbl , profile_tbl WHERE profile_tbl.profile_id = ?"; ps = conn.prepareStatement(query); ps.setString(1, profileId); rs = ps.executeQuery(); Vector pPList = new Vector(); while (rs.next()) { System.out.println("1"); PayPeriodBean pPB = new PayPeriodBean(); pPB.setEmpID(rs.getString(1)); pPB.setEmpName(rs.getString(4) + ", " + rs.getString(2) ...

64. Problem with Date and Drop down box    coderanch.com

Hai, I have a problem when retrieving data from the database.When i send data to the database,i concatenate three fields of date and store it as a date format in database.Similary i do the same with the data in two drop down boxes.But when i retieve the data i get it as a single unit.Can anyone help me out with how ...

65. Problem Reading/Writing Date    coderanch.com

67. .getObject() and DATE fields    coderanch.com

So, I had this experience... I have a generic ResultSet processor that simply takes a result set and creates a list of Maps mapping the column name to the data. This relies heavily on the .getObject() method in ResultSet. In Oracle 9i and the ojdbc14.jar oracle driver, when I create a query that returns the value of a DATE field, .getObject() ...

68. JDBC( sql.Date and util.Date)    coderanch.com

69. jdbc date object    coderanch.com

70. Date    coderanch.com

I posted in 2 seperate areas of this forum. I wasn't sure where it should go. I'm trying to assign a date to a column in a oracle table. The format of the date I'm trying to pass is 06/01/2005. I have looked at the api for DATE, but can't figure out how to get the date of 06/01/2005 into the ...

71. Date    coderanch.com

72. sql exception when try to get date    coderanch.com

73. Regading java.sql.Date class    coderanch.com

74. db date value problam    coderanch.com

75. java.util.Date vs java.sql.Date    coderanch.com

this is error i got iam using struts1.2.8 and hibernate 3 [11/3/06 10:27:57:844 IST] 27b9a633 WebGroup E SRVE0026E: [Servlet Error]-[BeanUtils.populate]: java.lang.IllegalArgumentException: argument type mismatch at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java(Compiled Code)) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java(Compiled Code)) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java(Compiled Code)) at java.lang.reflect.Method.invoke(Method.java(Compiled Code)) at org.apache.commons.beanutils.PropertyUtils.setSimpleProperty(PropertyUtils.java:1789) at org.apache.commons.beanutils.PropertyUtils.setNestedProperty(PropertyUtils.java:1684) at org.apache.commons.beanutils.PropertyUtils.setProperty(PropertyUtils.java:1713) at org.apache.commons.beanutils.BeanUtils.setProperty(BeanUtils.java:1019) at org.apache.commons.beanutils.BeanUtils.populate(BeanUtils.java:808) at org.apache.struts.util.RequestUtils.populate(RequestUtils.java:493) at org.apache.struts.action.RequestProcessor.processPopulate(RequestProcessor.java:804) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:203) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:760) ...

76. java Date    coderanch.com

77. pass TO_DATE to preparestatement    coderanch.com

78. storing date in database    coderanch.com

79. Date problem in where clause    coderanch.com

80. java.sql.Date problem    coderanch.com

81. java.sql.Date problem    coderanch.com

82. dates with java    coderanch.com

83. JDBC - Date    coderanch.com

84. Problem with date    coderanch.com

I have witten SQL query as: "Select * from tbl where date between 'Jan 2 2008' and 'Feb 28 2008'"; Records in table are: Name Date aaa Jan 5 2008 bbb Jan 26 2008 ccc Jan 26 2008 ddd Feb 27 2008 Now when I run this query I get only last record i.e ddd Feb 27 2008 When I run ...

85. search based on from and TO date    coderanch.com

86. Find difference between two dates by elimating weekends    coderanch.com

In Java, what you could do is create a Calendar for the first date, a Calendar for the second, create a loop to run while the first date is before the second and call add() to add a day at a time to the first date. Then you can check whether the first date is a weekday and increment a count ...

88. problem with java.util.Date()    coderanch.com

89. util.Date to sql.Date    coderanch.com

Hi, I have a String in the format of "25/12/2004 19:11:19". this string needs to be converted to an sql.Date for the purpose of entering into the database through a Callable Statement. Below i am pasting the code,this does not work. I use a util date and then convert it to a sql date .I get an Illegalargument exception..the code is ...

90. validating Date field and saving into DB?    coderanch.com

Hi, There is a date field in JSP form where user will enter date in dd-mm-yyyy format. Now before saving into DB2, I want to validate the date format against dd-mm-yyyy format and then save into DB2. I've tried reading SimpeDateFormat and other date format classes, but couldn't understand. It will be great if somebody tell the following with code. 1. ...

91. Java.sql.Date    coderanch.com

92. dates in sql to dates in java    coderanch.com

a section of my program that im writing requires some data comparisons betweens the current date and a date stored in the database. im running into 2 problems atm which i cant see to fix. 1. inserting the dates into the database orginally i was using strings but was told it is better to use the DATE type. ive got a ...

93. Passing java.sql.date to constructors    coderanch.com

Hi, I'm writing a program where I need to pass the java.sql.date in the constructor. When I started to test this code, it would not compile because of the format of the date. This is the format that I used: January 1, 2000 01:01:01.001 The compiler does not like this format. I tried taking out spaces and that didn't work. I ...

94. java.util.date vs. java.sql.date    coderanch.com

I am using primarily java.sql.date's in my project because it is so intimately driven by a database, and the values are hidden anyway. However, I've run across an initialization issue. I want to timestamp some database records that represent objects. When first stored, no prob- just use the SQL NOW() function. But when Java-timestamping, there's (appears to be) no constructor equivalent ...

95. java.sql.Date - setting a future date?    coderanch.com

I want to set a java.sql.Date to represent 40 weeks into the future, but my code doesn't work... long millisNow = System.currentTimeMillis(); System.err.println("millisNow: " + millisNow); long millisPurchased = 1000 * 60 * 60 * 24 * 7 * 40; System.err.println("millisPurchased: " + millisPurchased); Timestamp ts = new Timestamp(millisNow + millisPurchased); String expiryDate = ts.toString(); System.err.println("expiryDate: " + expiryDate); The output ...

96. java.sql.Date and DateFormat    coderanch.com

97. java.sql.Date math    coderanch.com

98. adding to java.sql.Date    coderanch.com

99. util.date and sql.date - Difference    coderanch.com