difference between null and blank in db2

The DB2 UDB platform can distinguish the difference between an empty string...

The DB2 UDB platform can distinguish the difference between an empty string and null. If you store an empty string, you get a null back.

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There is always a discussion going on somewhere over having NULL values in ...

There is always a discussion going on somewhere over having NULL values in a database. Some people (such as myself) are fine with NULL.

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What is the difference between an empty value and a null value? Answer: An ...

What is the difference between an empty value and a null value? Answer: An empty string is treated as a null value in Oracle. Let's demonstrate.

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When I insert a blank record into a NULL row it inserts NULL while dwn.220....

When I insert a blank record into a NULL row it inserts NULL while dwn.220.v.ua's the difference between the two and when would you use each.

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COBOL Programming: Hi, What's the difference between Null values DB2 s...

COBOL Programming: Hi, What's the difference between Null values DB2 supports NULL values as it is a database concept, not a file concept. and similar languages use the concept of a null-terminated string (which is a  Difference between Null and Space.

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so no difference both are same. An empty string an NULL are the same? Nope....

so no difference both are same. An empty string an NULL are the same? Nope. As stated NULL is an unknown value not an empty string (we.

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I'm a little puzzled about what the difference between null and length...

I'm a little puzzled about what the difference between null and length The difference is that an empty string is a string of length 0; it doesn't contain IBM DB2) do distinguish between NULL strings and empty strings, so you.

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Null is an absence of a value. An empty string is a value, but is just empt...

Null is an absence of a value. An empty string is a value, but is just empty. Null is special to a database. The difference between '1' and "1" for.

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Can anyone tell What is the major difference b/w is null and is blank? dwn....

Can anyone tell What is the major difference b/w is null and is blank? dwn.220.v.ua

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Can somebody explain me the difference between NULL and Empty/Blank value i...

Can somebody explain me the difference between NULL and Empty/Blank value in SQL?

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NULL basically means no value, or unknown, it is not to be confused with 0 ...

NULL basically means no value, or unknown, it is not to be confused with 0 which is a numeric value by itself. What is the actual difference between NULL and 0 (zero)? What is the difference between 0 and null terminator in a C string?

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Not many end users understand the difference between an empty string of zer...

Not many end users understand the difference between an empty string of zero length ('') vs Null. We have seen that at times, the end users put.

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To explain to a boss the difference between "zero" and "null...

To explain to a boss the difference between "zero" and "null": .. the idea of a 'blank' value seems to be pretty straightforward and distinct from a zero-value.

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After loading.. CITY (string) column has some blank values. But sometimes t...

After loading.. CITY (string) column has some blank values. But sometimes this is also due the difference in the code pages also. As you can.

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The majority of differences between VARCHAR2 and VARCHAR involve the This S...

The majority of differences between VARCHAR2 and VARCHAR involve the This SQL will display "NULL" if the empty string matches null.

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