Re: [PHP-DB] Inserting date into a table

2004-04-23 Thread Rachel Rodriguez
 
> I want to insert into the TIMESTAMP field the date
> automatically. How can I 
> do it using the  insert command
> 
> "INSERT INTO $table 
>
VALUES('','$name','TIMESTAMP','$question','$email','NULL')";
> 

Use the word null (no quotes) in place of 'TIMESTAMP':

INSERT INTO $table
VALUES('', '$name', null, '$question', '$email',
null)";

The above will work in MySQL.  I haven't tried it in
other databases.

~R




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[PHP-DB] Inserting date into a table

2004-04-23 Thread Pambos Nicolaou
I have created the table below:

CREATE TABLE questions (ID INT NOT NULL AUTO_INCREMENT,name VARCHAR(30),day 
TIMESTAMP, question TEXT, email VARCHAR(30),answer TEXT, PRIMARY KEY(ID));

I want to insert into the TIMESTAMP field the date automatically. How can I 
do it using the  insert command

"INSERT INTO $table 
VALUES('','$name','TIMESTAMP','$question','$email','NULL')";

Thanks in advance

Pambos Nicolaou

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[PHP-DB] Hi I am new

2004-04-23 Thread water_foul
I am new to databases and php and I was wondering if any one would point me
to a good guide
anything would help :)
thanks in advance,
water_foul

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Re: [PHP-DB] assigning variables after one-to-many query

2004-04-23 Thread Rachel Rodriguez
> what i would do is add it into an array:
> 
> $emails = Array();
> while ($row = mysql_fetch_array($result,MYSQL_NUM))
> {
> $emails[] = $row[0];
> }
> 
> then u have an array with :
> 
> $emails[0] = [EMAIL PROTECTED]
> $emails[1] =  [EMAIL PROTECTED]
> etc...
> 
> 

Thanks, Uzi!  This is exactly what I was looking for!

Rachel




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RE: [PHP-DB] assigning variables after one-to-many query

2004-04-23 Thread fgc
Hi,

I would try:

Select email
>From table2, table3
Where table3.emailID = table2.emailID
And id = "1"

This should give you 

[EMAIL PROTECTED]
[EMAIL PROTECTED]
[EMAIL PROTECTED]

FG

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Re: [PHP-DB] assigning variables after one-to-many query

2004-04-23 Thread Uzi Klein
- Original Message - 
From: "Rachel Rodriguez" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, April 23, 2004 3:55 AM
Subject: [PHP-DB] assigning variables after one-to-many query


> Hi!
>
> I have a one-to-many relationship between two tables
> (table1 and table3) with a "linking" table between
> them (table2):
>
> table1:  table2
> +---++   +---++
> |id | f_name |   |id | emailID|
> +---++   +---++
> | 1 | bill   |   | 1 |   1|
> | 2 | john   |   | 1 |   4|
> | 3 | diana  |   | 1 |   3|
> | 4 | victor |   | 2 |   2|
> | 5 | renata |   | 4 |   5|
> +---++   +---++
>
> table3
> ++-+
> |emailID | email   |
> ++-+
> |   1| [EMAIL PROTECTED]|
> |   2| [EMAIL PROTECTED] |
> |   3| [EMAIL PROTECTED]  |
> |   4| [EMAIL PROTECTED] |
> |   5| [EMAIL PROTECTED] |
> ++-+
>

maybe think again about your tables structure?
seems like a mess to me.

> I would like to write a query that matches table1.id
> with records
> from table3.emailID via the linking table (table2) and
> then
> assign each match to a variable.
>
> Here is what I have:
>
> $query = "SELECT t3.email
>   FROM   table3 AS t3
>   LEFT JOIN table2 AS t2
>   ON (t3.emailID = t2.emailID)
>   LEFT JOIN table1 AS t1
>   ON (t2.id = t1.id)
>   WHERE t1.id = 1";
>
> $result = @myql_query($query, $db_connection);
>
> $num = mysql_num_rows($result);
>
> $email1 = "";
> $email2 = "";
> $email3 = "";
>
> if ($num > 0)
> {
> while ($row = mysql_fetch_array($result))
> {
>// do something here to assign
>// $email1 = $row[email] and
>// $email2 = $row[email], etc.
> }
> }
>
> Of course, the problem I am having is as I am going
> through the "while" loop, I am assigning $email1,
> $email2, and so on the
>
> same e-mail address.
>
> I would like to get: $email1 = [EMAIL PROTECTED],
> $email2 = [EMAIL PROTECTED], and $email3 =
> [EMAIL PROTECTED]


what i would do is add it into an array:

$emails = Array();
while ($row = mysql_fetch_array($result,MYSQL_NUM))
{
$emails[] = $row[0];
}

then u have an array with :

$emails[0] = [EMAIL PROTECTED]
$emails[1] =  [EMAIL PROTECTED]
etc...


>
> I would prefer to do that rather than what I have seen
> in most examples which is similar to the following:
>
> // snippet of code
>
>  while ($row = mysql_fetch_array($result))
>  {
>   echo"Bill's email is $row[email].";
>  }
>
> // end of snippet
>
> Any assistance is greatly appreciated.
>
> Thanks,
> Rachel
>
>
>
>
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>
>
>

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Re: [PHP-DB] Re: assigning variables after one-to-many query

2004-04-23 Thread Rachel Rodriguez

--- Torsten Roehr <[EMAIL PROTECTED]> wrote:
> "Rachel Rodriguez" <[EMAIL PROTECTED]>
> wrote in message
>
news:[EMAIL PROTECTED]
> > Hi!
> >
> > I have a one-to-many relationship between two
> tables
> > (table1 and table3) with a "linking" table between
> > them (table2):
> >
> > table1:  table2
> > +---++   +---++
> > |id | f_name |   |id | emailID|
> > +---++   +---++
> > | 1 | bill   |   | 1 |   1|
> > | 2 | john   |   | 1 |   4|
> > | 3 | diana  |   | 1 |   3|
> > | 4 | victor |   | 2 |   2|
> > | 5 | renata |   | 4 |   5|
> > +---++   +---++
> >
> > table3
> > ++-+
> > |emailID | email   |
> > ++-+
> > |   1| [EMAIL PROTECTED]|
> > |   2| [EMAIL PROTECTED] |
> > |   3| [EMAIL PROTECTED]  |
> > |   4| [EMAIL PROTECTED] |
> > |   5| [EMAIL PROTECTED] |
> > ++-+
> >
> 
> Hi Rachel,
> 
> if you know that you will always have a one to many
> relationship and never a
> many to many relationship you don't need table2 at
> all. Just add column 'id'
> to table three as the foreign key. This should make
> your life easier.
> 
> Regards, Torsten
> 
> 
> > I would like to write a query that matches
> table1.id
> > with records
> > from table3.emailID via the linking table (table2)
> and
> > then
> > assign each match to a variable.
> >

Thanks Torsten!  The database design tip is useful,
but I'm still stuck with the variable assignment
problem from my original post.  

Thanks,
Rachel




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[PHP-DB] Re: assigning variables after one-to-many query

2004-04-23 Thread Torsten Roehr
"Rachel Rodriguez" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hi!
>
> I have a one-to-many relationship between two tables
> (table1 and table3) with a "linking" table between
> them (table2):
>
> table1:  table2
> +---++   +---++
> |id | f_name |   |id | emailID|
> +---++   +---++
> | 1 | bill   |   | 1 |   1|
> | 2 | john   |   | 1 |   4|
> | 3 | diana  |   | 1 |   3|
> | 4 | victor |   | 2 |   2|
> | 5 | renata |   | 4 |   5|
> +---++   +---++
>
> table3
> ++-+
> |emailID | email   |
> ++-+
> |   1| [EMAIL PROTECTED]|
> |   2| [EMAIL PROTECTED] |
> |   3| [EMAIL PROTECTED]  |
> |   4| [EMAIL PROTECTED] |
> |   5| [EMAIL PROTECTED] |
> ++-+
>

Hi Rachel,

if you know that you will always have a one to many relationship and never a
many to many relationship you don't need table2 at all. Just add column 'id'
to table three as the foreign key. This should make your life easier.

Regards, Torsten


> I would like to write a query that matches table1.id
> with records
> from table3.emailID via the linking table (table2) and
> then
> assign each match to a variable.
>
> Here is what I have:
>
> $query = "SELECT t3.email
>   FROM   table3 AS t3
>   LEFT JOIN table2 AS t2
>   ON (t3.emailID = t2.emailID)
>   LEFT JOIN table1 AS t1
>   ON (t2.id = t1.id)
>   WHERE t1.id = 1";
>
> $result = @myql_query($query, $db_connection);
>
> $num = mysql_num_rows($result);
>
> $email1 = "";
> $email2 = "";
> $email3 = "";
>
> if ($num > 0)
> {
> while ($row = mysql_fetch_array($result))
> {
>// do something here to assign
>// $email1 = $row[email] and
>// $email2 = $row[email], etc.
> }
> }
>
> Of course, the problem I am having is as I am going
> through the "while" loop, I am assigning $email1,
> $email2, and so on the
>
> same e-mail address.
>
> I would like to get: $email1 = [EMAIL PROTECTED],
> $email2 = [EMAIL PROTECTED], and $email3 =
> [EMAIL PROTECTED]
>
> I would prefer to do that rather than what I have seen
> in most examples which is similar to the following:
>
> // snippet of code
>
>  while ($row = mysql_fetch_array($result))
>  {
>   echo"Bill's email is $row[email].";
>  }
>
> // end of snippet
>
> Any assistance is greatly appreciated.
>
> Thanks,
> Rachel
>
>
>
>
> __
> Do you Yahoo!?
> Yahoo! Photos: High-quality 4x6 digital prints for 25¢
> http://photos.yahoo.com/ph/print_splash

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