How do I get year and month in Teradata?
EXTRACT function is used to get the Year,Month or Day from a date. Also it is helpful to extract the Hour, Minute, Second, Timezone_Hour, Timezone_Minute from the time value. EXTRACT function returns an exact numeric value for ANSI SQL:2011 Date Time values.
How can I get system date in Teradata?
In Teradata, we can fetch the current date using either CURRENT_DATE or DATE in the Select statement. Both of the build functions returns Current/Today’s date. The format of the date is ‘YYYY-MM-DD’ as below.
How can I get last date of previous month in Teradata?
To find previous month last date in Teradata
- SELECT.
- input_date,
- ADD_MONTHS(input_date – EXTRACT(DAY FROM input_date), 0 )
- FROM date_1.
How do I query a TIMESTAMP column in Teradata?
Current_Timestamp is a build in function in Teradata that returns the current timestamp information from the Teradata database server….Format of Current timestamp in Teradata.
| Metacharacters | Description |
|---|---|
| MM | Display month in two digits (example : 12) |
| DD | Display date in two digits (example : 30) |
How do I cast a TIMESTAMP to a date?
Let’s see the simple example to convert Timestamp to Date in java.
- import java.sql.Timestamp;
- import java.util.Date;
- public class TimestampToDateExample1 {
- public static void main(String args[]){
- Timestamp ts=new Timestamp(System.currentTimeMillis());
- Date date=new Date(ts.getTime());
- System.out.println(date);
- }
How do I get previous month data from current month in SQL?
- To Get Last Day 0f Previous Month In SQL Using EOMONTH() The EOMONTH() function returns the last day of the month of a specified date .
- SELECT. The SELECT statement is used to select data from a database.
- DECLARE. The DECLARE statement initializes a variable by assigning it a name and a data type.
- DATEADD()
How do I cast a TIMESTAMP?
You can, however, cast a TIMESTAMP to a DATE and then cast the DATE to a CHAR of less than 24 characters. For example: SELECT CAST (CAST (timestamp_col AS DATE) AS CHAR(10)) FROM table1; CHAR data type into a DATE TIME or TIMESTAMP data type.
How do I change date format from YYYY-MM-DD in Teradata?
By default, For ANSI dates, Teradata follows the date format as YYYY-MM-DD, whereas for the integer dates, the default date format is YY/MM/DD….Introduction to Teradata Date Formats.
| FORMAT Phrase | Result |
|---|---|
| FORMAT ‘DD-MM-YY’ | 02/01/2020 |
| FORMAT ‘YYYY/MM/DD’ | 2020/01/02 |
| FORMAT ‘YYYY-MM-DD’ | 1985-12-29 |
How to select current date in Teradata?
To select current date in teradata you can use “current_date” or even just “date”. However I will suggest to use “current_date” over “date”. The reason is sometimes in SQL query you may want to format DATE columns as well. Now for a beginner in SQL , DATE FORMAT and DATE as current date can lead to some confusion.
How to compute last_day in Teradata?
If your Teradata version does not have last_day function then you can use traditional method to compute last_day in Teradata. You can also cast the output to suitable DATE format. You can use TRUNC method to truncate DATE value to the nearest DAY, MONTH or YEAR value.
How to perform arithmetic operations on dates in Teradata?
Since the dates are stored as integer, you can perform some arithmetic operations on them. Teradata provides functions to perform these operations. EXTRACT function extracts portions of day, month and year from a DATE value. This function is also used to extract hour, minute and second from TIME/TIMESTAMP value.
What is a calendar in Teradata?
Also remember in Teradata, a CALENDAR refers to DATE RANGE between 01-January-1900 to 31-December-2100. So whenever any function refers to keyword CALENDAR, I want you to consider time range from 1900-2100 only.