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PHP : Function Reference : Informix Functions : ifx_fetch_row

ifx_fetch_row

Get row as an associative array ()
array ifx_fetch_row ( resource result_id [, mixed position] )

Fetches one row of data from the result associated with the specified result identifier.

Subsequent calls to ifx_fetch_row() would return the next row in the result set, or FALSE if there are no more rows.

Parameters

result_id

result_id is a valid resultid returned by ifx_query() or ifx_prepare() (select type queries only!).

position

An optional parameter for a "fetch" operation on "scroll" cursors: NEXT, PREVIOUS, CURRENT, FIRST, LAST or a number. If you specify a number, an "absolute" row fetch is executed. This parameter is optional, and only valid for SCROLL cursors.

Return Values

Returns an associative array that corresponds to the fetched row, or FALSE if there are no more rows.

Blob columns are returned as integer blob id values for use in ifx_get_blob() unless you have used ifx_textasvarchar(1) or ifx_byteasvarchar(1), in which case blobs are returned as string values.

Examples

Example 1072. Informix fetch rows

<?php
$rid
= ifx_prepare ("select * from emp where name like " . $name,
                   
$connid, IFX_SCROLL);
if (!
$rid) {
   
/* ... error ... */
}
$rowcount = ifx_affected_rows($rid);
if (
$rowcount > 1000) {
   
printf ("Too many rows in result set (%d)\n<br />", $rowcount);
   die (
"Please restrict your query<br />\n");
}
if (!
ifx_do ($rid)) {
 
/* ... error ... */
}
$row = ifx_fetch_row ($rid, "NEXT");
while (
is_array($row)) {
   for (
reset($row); $fieldname=key($row); next($row)) {
       
$fieldvalue = $row[$fieldname];
       
printf ("%s = %s,", $fieldname, $fieldvalue);
   }
   
printf("\n<br />");
   
$row = ifx_fetch_row($rid, "NEXT");
}
ifx_free_result ($rid);
?>


Code Examples / Notes » ifx_fetch_row

rpuchalsky

If you use a select statement that
identifies fields according to which
table they come from, i.e.
select tab1.name, tab2.phone from
tab1, tab2
where tab1.id = tab2.id
then the associative keys of the array returned by ifx_fetch_row will not include the table names.  For the example above, if you used
$row = ifx_fetch_row ($rid);
then the first field in the
returned array would be $row["name"],
not $row["tab1.name"] .


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ifx_affected_rows
ifx_blobinfile_mode
ifx_byteasvarchar
ifx_close
ifx_connect
ifx_copy_blob
ifx_create_blob
ifx_create_char
ifx_do
ifx_error
ifx_errormsg
ifx_fetch_row
ifx_fieldproperties
ifx_fieldtypes
ifx_free_blob
ifx_free_char
ifx_free_result
ifx_get_blob
ifx_get_char
ifx_getsqlca
ifx_htmltbl_result
ifx_nullformat
ifx_num_fields
ifx_num_rows
ifx_pconnect
ifx_prepare
ifx_query
ifx_textasvarchar
ifx_update_blob
ifx_update_char
ifxus_close_slob
ifxus_create_slob
ifxus_free_slob
ifxus_open_slob
ifxus_read_slob
ifxus_seek_slob
ifxus_tell_slob
ifxus_write_slob
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