Numeric Literals in Oracle

Q

How To Write Numeric Literals in Oracle?

✍: FYIcenter.com

A

Numeric literals can coded as shown in the following samples:

SELECT 255 FROM DUAL -- An integer
255

SELECT -6.34 FROM DUAL -- A regular number
-6.34

SELECT 2.14F FROM DUAL -- A single-precision floating point
2.14 

SELECT -0.5D FROM DUAL -- A double-precision floating point
-0.5

⇒ Date and Time Literals in Oracle

⇐ Text Literals in Oracle

⇑ Understanding SQL Language Basics for Oracle

⇑⇑ Oracle Database Tutorials

2020-04-14, 3196🔥, 0💬

Convert Character Strings to Numbers in Oracle
How To Convert Characters to Numbers in Oracle? You can convert characters to numbers by using the TO_NUMBER() function as shown in the following examples: SELECT TO_NUMBER('4123.4570') FROM DUAL 4123.457 SELECT TO_NUMBER(' $4,123.46','$9,999,999.99') FROM DUAL 4123.46 SELECT TO_NUMBER(' -4.12E+03')... 2020-03-25, 8180🔥, 0💬

Convert Dates to Character Strings in Oracle
How To Convert Dates to Characters in Oracle? You can convert dates to characters using the TO_CHAR() function as shown in the following examples: SELECT TO_CHAR(SYSDATE, 'DD-MON-YYYY') FROM DUAL; -- SYSDATE returns the current date 07-MAY-2006 SELECT TO_CHAR(SYSDATE, 'YYYY/MM/DD') FROM DUAL; 2006/0... 2020-03-25, 4065🔥, 0💬

Differences between BLOB and CLOB in Oracle
What Are the Differences between BLOB and CLOB in Oracle? The main differences between BLOB and CLOB are: BLOB stores values as LOB (Large OBject) in bitstreams. CLOB stores values as LOB (Large OBject) in character steams. ⇒ ANSI Data Types in Oracle ⇐ Differences between INTERVAL YEAR TO MONTH ... 2020-04-14, 3553🔥, 0💬

Differences between INTERVAL YEAR TO MONTH and INTERVAL DAY TO SECOND in Oracle
What Are the Differences between INTERVAL YEAR TO MONTH and INTERVAL DAY TO SECOND in Oracle? The main differences between INTERVAL YEAR TO MONTH and INTERVAL DAY TO SECOND are: INTERVAL YEAR TO MONTH stores values as time intervals at the month level. INTERVAL DAY TO SECOND stores values as time in... 2020-04-25, 3339🔥, 0💬

Date and Time Literals in Oracle
How To Write Date and Time Literals in Oracle? Date and time literals can coded as shown in the following samples: SELECT DATE '2002-10-03' FROM DUAL -- ANSI date format 03-OCT-02 SELECT TIMESTAMP '1997-01-31 09:26:50.124' FROM DUAL 31-JAN-97 09.26.50.124000000 AM -- This is ANSI format ⇒ Date and... 2020-04-14, 3204🔥, 0💬

Numeric Literals in Oracle
How To Write Numeric Literals in Oracle? Numeric literals can coded as shown in the following samples: SELECT 255 FROM DUAL -- An integer 255 SELECT -6.34 FROM DUAL -- A regular number -6.34 SELECT 2.14F FROM DUAL -- A single-precision floating point 2.14 SELECT -0.5D FROM DUAL -- A double-precision... 2020-04-14, 3197🔥, 0💬

ANSI Data Types in Oracle
What Are the ANSI Data Types Supported in Oracle in Oracle? The following ANSI data types are supported in Oracle: CHARACTER(n) / CHAR(n) CHARACTER VARYING(n) / CHAR VARYING(n) NATIONAL CHARACTER(n) / NATIONAL CHAR(n) / NCHAR(n) NATIONAL CHARACTER VARYING(n) / NATIONAL CHAR VARYING(n) / NCHAR VARYIN... 2020-04-14, 3179🔥, 0💬

Date and Time Interval Literals in Oracle
How To Write Date and Time Interval Literals in Oracle? Date and time interval literals can coded as shown in the following samples: SELECT DATE '2002-10-03' + INTERVAL '123-2' YEAR(3) TO MONTH FROM DUAL -- 123 years and 2 months is added to 2002-10-03 03-DEC-25 SELECT DATE '2002-10-03' + INTERVAL '... 2020-03-25, 3110🔥, 0💬

Text Literals in Oracle
How To Write Text Literals in Oracle? There are several ways to write text literals as shown in the following samples: SELECT 'FYICenter.com' FROM DUAL -- The most common format FYICenter.com SELECT 'It''s Sunday!' FROM DUAL -- Single quote escaped It's Sunday! SELECT N'Allo, C''est moi.' FROM DUAL ... 2020-04-14, 3069🔥, 0💬

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