String sql = "DECLARE \n" +
"param1 text:= 'one';\n" +
"param2 text:= 'two';\n" +
"begin \n" +
"raise notice 'this is raise demo , param1 is % ,param2 is %',param1,param2;\n" +
"return param1;\n" +
"end;";
使用PGSQLStatementParser无法解析，DECLARE字段not support