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db2_field_num	db2_field_scale

IBM DB2 Functions	Last updated: Mon, 26 Oct 2026

db2_field_precision

(PECL ibm_db2 >= 1.0.0)

db2_field_precision — Returns the precision of the indicated column in a result set

Description

function db2_field_precision(resource $stmt, int|string $column): int|false

Returns the precision of the indicated column in a result set.

Parameters

stmt: Specifies a statement resource containing a result set.
column: Specifies the column in the result set. This can either be an integer representing the 0-indexed position of the column, or a string containing the name of the column.

Return Values

Returns an integer containing the precision of the specified column. If the specified column does not exist in the result set, db2_field_precision() returns false.

See Also

db2_field_display_size() - Returns the maximum number of bytes required to display a column
db2_field_name() - Returns the name of the column in the result set
db2_field_num() - Returns the position of the named column in a result set
db2_field_scale() - Returns the scale of the indicated column in a result set
db2_field_type() - Returns the data type of the indicated column in a result set
db2_field_width() - Returns the width of the current value of the indicated column in a result set

db2_field_num	db2_field_scale

IBM DB2 Functions	Last updated: Mon, 26 Oct 2026