Tutorial by Examples: date

1067 This is probably related to TIMESTAMP defaults, which have changed over time. See TIMESTAMP defaults in the Dates & Times page. (which does not exist yet) 1292/1366 DOUBLE/Integer Check for letters or other syntax errors. Check that the columns align; perhaps you think you are putting i...

The DATE datatype comprises the date but no time component. Its format is 'YYYY-MM-DD' with a range of '1000-01-01' to '9999-12-31'. The DATETIME type includes the time with a format of 'YYYY-MM-DD HH:MM:SS'. It has a range from '1000-01-01 00:00:00' to '9999-12-31 23:59:59'. The TIMESTAMP type is...

SQLite has no separate data type for date or time values. ISO8601 strings The built-in keywords CURRENT_DATE, CURRENT_TIME, and CURRENT_TIMESTAMP return strings in ISO8601 format: > SELECT CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP; CURRENT_DATE CURRENT_TIME CURRENT_TIMESTAMP --------...

These types are in all versions of SQL Server datetime smalldatetime These types are in all versions of SQL Server after SQL Server 2012 date datetimeoffset datetime2 time

Returns a table with a rows containing the values that were actual (current) at the specified point in time in the past. SELECT * FROM Employee FOR SYSTEM_TIME AS OF '2016-08-06 08:32:37.91'

Converts the specified string representation of a date and time to its DateTime equivalent using the specified format and culture-specific format information. The format of the string representation must match the specified format exactly. Convert a specific format string to equivalent DateTime Le...

This function will take 2 datetime parameters, the DOB, and a date to check the age at CREATE FUNCTION [dbo].[Calc_Age] ( @DOB datetime , @calcDate datetime ) RETURNS int AS BEGIN declare @age int IF (@calcDate < @DOB ) RETURN -1 -- If a DOB is supplied a...

Same as above in the FOR SYSTEM_TIME FROM <start_date_time>TO <end_date_time> description, except the table of rows returned includes rows that became active on the upper boundary defined by the <end_date_time> endpoint. SELECT * FROM Employee FOR SYSTEM_TIME BETWEEN '201...

Returns a table with the values for all row versions that were active within the specified time range, regardless of whether they started being active before the <start_date_time> parameter value for the FROM argument or ceased being active after the <end_date_time> parameter value for t...

Returns a table with the values for all row versions that were opened and closed within the specified time range defined by the two datetime values for the CONTAINED IN argument. Rows that became active exactly on the lower boundary or ceased being active exactly on the upper boundary are included. ...

As always, you need to make sure you have the required permissions. public class MainActivity extends AppCompatActivity implements LocationListener{ private LocationManager mLocationManager = null; @Override protected void onCreate(Bundle savedInstanceState) { super.onCr...

As always, you need to make sure you have the required permissions. public class MainActivity extends AppCompatActivity implements LocationListener{ private LocationManager mLocationManager = null; HandlerThread mLocationHandlerThread = null; Looper mLocationHandlerLooper = null; ...

SQL Server 2012 In Transact SQL , you may define an object as Date (or DateTime) using the [DATEFROMPARTS][1] (or [DATETIMEFROMPARTS][1]) function like following: DECLARE @myDate DATE=DATEFROMPARTS(1988,11,28) DECLARE @someMoment DATETIME=DATEFROMPARTS(1988,11,28,10,30,50,123) The parameter...

Create new patches with hg qnew patch-name and then update them with new changes with hg qrefresh: hg qnew myFirstPatch // Creates a new patch called "myFirstPatch" ... // Edit some files hg qrefresh // Updates "myFirstPatch" with changes hg qnew ...

DateTimeField is used to store date time values. class MyModel(models.Model): start_time = models.DateFimeField(null=True, blank=True) created_on = models.DateTimeField(auto_now_add=True) updated_on = models.DateTimeField(auto_now=True) A DateTimeField has two optional parameters:...

This example updates last write time of a huge number of files (using System.IO.Directory.EnumerateFiles instead of System.IO.Directory.GetFiles()). Optionally you can specify a search pattern (default is "*.*" and eventually search through a directory tree (not only the specified director...

Converts the specified string representation of a date and time to its DateTime equivalent using the specified format, culture-specific format information, and style. The format of the string representation must match the specified format exactly. The method returns a value that indicates whether th...

You can use other operators besides $set when updating a document. The $push operator allows you to push a value into an array, in this case we will add a new nickname to the nicknames array. db.people.update({name: 'Tom'}, {$push: {nicknames: 'Tommy'}}) // This adds the string 'Tommy' into the n...

The CLOS MOP provides the hook slot-value-using-class, that is called when a slot is value is accessed, read or modified. Because we only care for modifications in this case we define a method for (setf slot-value-using-class). (defclass document () ((id :reader id :documentation "A hash co...

We will now add some additional XML nodes to the "my-document" element and update the document. The snippet again contains comments to explain what is happening. xquery version "1.0-ml"; (: We are preserving the same URI as we used originally :) let $uri := "/stuff/mysimp...