Valid only for: INSERT, UPDATE, SELECT statements <itemizedlist> <listitem><para>For UPDATE: specifies that the field
represented by field_id will be set to the value identified by value_id.
</para></listitem> <listitem><para>For SELECT: add a selected item to the statement, and if value_id
is not 0, then use it as an alias</para></listitem> <listitem><para>For
INSERT: if field_id represents an SQL identifier (obtained using add_id
): then if value_id is not 0 then specifies that the field represented by
field_id will be set to the value identified by value_id, otherwise just specifies a named field to be given a
value. If field_id represents a sub SELECT (obtained using
add_sub_select), then this method call defines the sub SELECT from which values to insert are taken.</para></listitem>
</itemizedlist>
See also gda_sql_builder_add_field_value and
add_field_value_as_gvalue.
| this |
a SqlBuilder object |
| field_id |
the ID of the field's name or definition |
| value_id |
the ID of the value to set the field to, or 0 |