Php/docs/function.oci-field-precision

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oci_field_precision

(PHP 5, PHP 7, PECL OCI8 >= 1.1.0)

oci_field_precisionTell the precision of a field


Description

oci_field_precision ( resource $statement , mixed $field ) : int

Returns precision of the field.

For FLOAT columns, precision is nonzero and scale is -127. If precision is 0, then column is NUMBER. Else it's NUMBER(precision, scale).


Parameters

statement
A valid OCI statement identifier.
field
Can be the field's index (1-based) or name.


Return Values

Returns the precision as an integer, or FALSE on errors.


Examples

Example #1 oci_field_precision() Example

<?php// Create the table with://   CREATE TABLE mytab (c1 NUMBER, c2 FLOAT, c3 NUMBER(4), c4 NUMBER(5,3));$conn = oci_connect("hr", "hrpwd", "localhost/XE");if (!$conn) {    $m = oci_error();    trigger_error(htmlentities($m['message']), E_USER_ERROR);}$stid = oci_parse($conn, "SELECT * FROM mytab");oci_execute($stid, OCI_DESCRIBE_ONLY); // Use OCI_DESCRIBE_ONLY if not fetching rows$ncols = oci_num_fields($stid);for ($i = 1; $i <= $ncols; $i++) {    echo oci_field_name($stid, $i) . " "         . oci_field_precision($stid, $i) . " "         . oci_field_scale($stid, $i) . "<br>\n";}// Outputs://   C1    0 -127//   C2  126 -127//   C3    4    0//   C4    5    3oci_free_statement($stid);oci_close($conn);?>

Notes

Note:

In PHP versions before 5.0.0 you must use ocicolumnprecision() instead. This name still can be used, it was left as alias of oci_field_precision() for downwards compatability. This, however, is deprecated and not recommended.

See Also