datum_lower datum_textcat datum_upper textcat_base_ttext textcat_ttext_base textcat_ttext_ttext textfunc_ttext textfunc_ttext_text textfunc_ttext_ttext ttext_lower ttext_upper

datum_textcat() static Datum datum_textcat ( Datum  l, Datum  r  ) static Returns the concatenation of the two text values.