;}}// 自定义类实现PG JSON类型的转换接口classCustomJsonDataextendsPGobject{privateStringname;privateintage;publicCustomJsonData(){setType("jsonb");}publicStringtoJsonString(){JsonObjectjsonObject=newJsonObject();jsonObjec
postgrel中存在json和数组类型的字段,而mybatis原生并不支持这种类型(即jdbcType不存在JSON或者数组类型),如果想要将json或者数组格式的数据插入到pg数据库,那么mybatis提供了BaseTypeHandler已供开发者自己扩展,开发者需要根据自己的业务实现(implements)或者继承(extends)BaseTypeHandler。 下面将展示把List<String> 和 JSON...
jsonObject.setType("json"); jsonObject.setValue(JSON.toJSONString(stringListMap)); preparedStatement.setObject(i, jsonObject); } @Override public Map<String, List<PdProduceMaterialDetailLogDetailDto>> getNullableResult(ResultSet resultSet, String s) throws SQLException { Map<String, List<PdProduce...
下面是这个JSON日志的固定的格式, Key name Type Description timestamp string Time stamp with milliseconds user string User name dbname string Database name pid number Process ID remote_host string Client host remote_port number Client port session_id string Session ID line_num number Per-session lin...
(sale,f32))>{letmutrd=thread_rng();//使用函数式编程实现TableIterator::new((1..=num_rows).map(move|i|(i,uuid7::uuid7().to_string(),Alphanumeric.sample_iter(&mutrd).take(8).map(char::from).collect::<String>(),rd.sample(Uniform::new(25,50))asi32,rand::random::<f32>())...
; bad SQL grammar []; nested exception is org.postgresql.util.PSQLException: ERROR: column "destination" is of type json but expression is of type character varying 建议:You will need to rewrite or cast the expression. 解决方法:可以再jdbc连接后面增加stringtype=unspecified来把JSON类型当STRING类型...
TO_BASE64(str_two)ASstr_two,--REPLACE:将 string1 字符串中所有的 string2 替换为 string3。例如REPLACE('banana','a','A')返回'bAnAnA'。REPLACE(str_thr,'Oceanus','Hello Oceanus')ASstr_thrFROMPostgreSourceTable; 这里我们使用 Flink 1.13 集群,旧版 Flink 集群需选择相应的内置 Connector...
Property this refers to the formatting object itself, to be inserted as a JSON-formatted string. await db.none('INSERT INTO documents(id, doc) VALUES(${id}, ${this})', { id: 123, body: 'some text' }) //=> INSERT INTO documents(id, doc) VALUES(123, '{"id":123,"body":"some...
Set it to 10 if this is your first migration. --dump_as_html : Force ora2pg to dump report in HTML, used only with SHOW_REPORT. Default is to dump report as simple text. --dump_as_csv : As above but force ora2pg to dump report in CSV. --dump_as_json : As above but ...
{implicitvalstrListTypeMapper =newSimpleArrayJdbcType[String]("text").to(_.toList)implicitvalplayJsonArrayTypeMapper =newAdvancedArrayJdbcType[JsValue](pgjson, (s) => utils.SimpleArrayUtils.fromString[JsValue](Json.parse(_))(s).orNull, (v) => utils.SimpleArrayUtils.mkString[JsValue](_....