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What are the differences among MySQL_fetch_array(), MySQL_fetch_object(), MySQL_fetch_row()?
Mysql_fetch_object returns the result from the database like objects while mysql_fetch_array returns result as an array.
This will permit access to the data via the field names E.g. using mysql_fetch_object field can be accessed as $result-
>name andusing mysql_fetch_array field can be accessed as $result->[name].
mysql_fetch_row($result):- where $result is the result resource come back from a successful query executed using the mysql_query() function.
Illustration:
$result = mysql_query("SELECT * from students);
while($row = mysql_fetch_row($result))
{
Some statement;
}
Which operator is used to compare a value to a list of literals values that have been specified? BETWEEN operator is used to compare a value to a list of literals values that h
Example: RELATIONAL SCHEMA for PERSON: PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String) RELATION INSTANCE In this instance, m = 3 and n = 4
exercise solution
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A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
Why older data models are being replaced by new data modelling 100 words accepted#
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Process to find the non-concurrent objects Once we find out non-concurrent (mutually exclusive) objects, we can fold all objects together in one thread of process or control. O
Relationship between Security and Integrity: Database security usually refers to access, while database integrity refers to avoidance of accidental loss of consistency. But usually
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