static if(!(t == Type.integer))
static if(!(t == Type.bigint))
static if(!(t == Type.text))
static if(!(t == Type.serial))
static if(!(t == Type.boolean))
static if(!(t == Type.smallint))
static if(!(t == Type.smallserial))
static if(!(t == Type.real_))
static if(t == Type.doublePrecision)