pub unsafe fn index_constraint_create(
arg_heapRelation: Relation,
arg_indexRelationId: Oid,
arg_parentConstraintId: Oid,
arg_indexInfo: *mut IndexInfo,
arg_constraintName: *const c_char,
arg_constraintType: c_char,
arg_constr_flags: bits16,
arg_allow_system_table_mods: bool,
arg_is_internal: bool,
) -> ObjectAddress