Hi Benchao,

I include ['json.timestamp-format.standard' = 'ISO-8601'] to table's DDL
but it does not work with slightly different errors:

1. TIMESTAMP WITH LOCAL TIME ZONE

Exception in thread "main"
org.apache.flink.table.client.SqlClientException: Unexpected exception.
This is a bug. Please consider filing an issue.

at org.apache.flink.table.client.SqlClient.main(SqlClient.java:213)

Caused by: org.apache.flink.table.api.TableException: Unsupported
conversion from data type 'TIMESTAMP(6) WITH LOCAL TIME ZONE' (conversion
class: java.time.Instant) to type information. Only data types that
originated from type information fully support a reverse conversion.

at
org.apache.flink.table.types.utils.LegacyTypeInfoDataTypeConverter.toLegacyTypeInfo(LegacyTypeInfoDataTypeConverter.java:259)

at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)

at
java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1384)

at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)

at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)

at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:546)

at
java.util.stream.AbstractPipeline.evaluateToArrayNode(AbstractPipeline.java:260)

at java.util.stream.ReferencePipeline.toArray(ReferencePipeline.java:505)

at
org.apache.flink.table.types.utils.LegacyTypeInfoDataTypeConverter.convertToRowTypeInfo(LegacyTypeInfoDataTypeConverter.java:329)

at
org.apache.flink.table.types.utils.LegacyTypeInfoDataTypeConverter.toLegacyTypeInfo(LegacyTypeInfoDataTypeConverter.java:237)

at
org.apache.flink.table.types.utils.TypeConversions.fromDataTypeToLegacyInfo(TypeConversions.java:49)

at org.apache.flink.table.api.TableSchema.toRowType(TableSchema.java:271)

at
org.apache.flink.table.client.gateway.local.result.CollectStreamResult.<init>(CollectStreamResult.java:71)

at
org.apache.flink.table.client.gateway.local.result.MaterializedCollectStreamResult.<init>(MaterializedCollectStreamResult.java:101)

at
org.apache.flink.table.client.gateway.local.result.MaterializedCollectStreamResult.<init>(MaterializedCollectStreamResult.java:129)

at
org.apache.flink.table.client.gateway.local.ResultStore.createResult(ResultStore.java:83)

at
org.apache.flink.table.client.gateway.local.LocalExecutor.executeQueryInternal(LocalExecutor.java:608)

at
org.apache.flink.table.client.gateway.local.LocalExecutor.executeQuery(LocalExecutor.java:465)

at
org.apache.flink.table.client.cli.CliClient.callSelect(CliClient.java:555)

at
org.apache.flink.table.client.cli.CliClient.callCommand(CliClient.java:311)

at java.util.Optional.ifPresent(Optional.java:159)

at org.apache.flink.table.client.cli.CliClient.open(CliClient.java:212)

at org.apache.flink.table.client.SqlClient.openCli(SqlClient.java:142)

at org.apache.flink.table.client.SqlClient.start(SqlClient.java:114)

at org.apache.flink.table.client.SqlClient.main(SqlClient.java:201)


2. TIMESTAMP(3) WITH LOCAL TIME ZONE


[ERROR] Could not execute SQL statement. Reason:
java.lang.UnsupportedOperationException: Unsupported type: TIMESTAMP(3)
WITH LOCAL TIME ZONE


3. TIMESTAMP WITH TIME ZONE and TIMESTAMP(3) WITH TIME ZONE


[ERROR] Could not execute SQL statement. Reason:
org.apache.flink.sql.parser.impl.ParseException: Encountered "TIME" at line
3, column 32.
Was expecting:
    "LOCAL" ...



It looks like the timestamp 'yyyy-MM-ddTHH:mm:ss.SSSZ' is not supported in
both 'SQL' and 'ISO-8601' format standard.

Just curious, what is the default format for timestamp type with a time
zone?


Thanks,

Youngwoo


On Sat, Aug 15, 2020 at 8:16 PM Benchao Li <libenc...@apache.org> wrote:

> Hi Youngwoo,
>
> What version of Flink and Json Format are you using?
> From 1.11, we introduced  `json.timestamp-format.standard` to declare the
> timestamp format.
> You can try `timestamp with local zone` data type with `ISO-8601`
> timestamp format.
>
> Youngwoo Kim (김영우) <yw...@apache.org> 于2020年8月15日周六 下午12:12写道:
>
>> Hi,
>>
>> I'm trying to create a table using Flink SQL to query from a Kafka topic.
>> Messages from Kafka look like following:
>>
>> (snip)
>> "svc_mgmt_num":"7749b6a7e17127d43431e21b94f4eb0c116..."
>> "log_ymdt":"2020-08-15T02:01:33.968Z"
>> "snapshot_dt":"2020-08-13"
>> "network_type":"LTE"
>>
>> I'd like to make the column as 'TIMESTAMP' type but it does not work.
>> Logs from TM:
>>
>> Caused by: java.time.format.DateTimeParseException: Text
>> '2020-08-15T00:01:29.003Z' could not be parsed at index 10
>>     at java.time.format.DateTimeFormatter.parseResolved0(
>> DateTimeFormatter.java:1949) ~[?:1.8.0_265]
>>     at java.time.format.DateTimeFormatter.parse(DateTimeFormatter.java:
>> 1777) ~[?:1.8.0_265]
>> ......
>>
>> And also, If I declare the column with TIMEZONE (... log_ymdt TIMESTAMP
>> WITH TIME ZONE, ), the DDL does not work as well.
>>
>> [ERROR] Could not execute SQL statement. Reason:
>> org.apache.flink.sql.parser.impl.ParseException: Encountered "TIME" at
>> line 5, column 29.
>> Was expecting:
>>     "LOCAL" ...
>>
>> How can I make my date-time format as the timestamp type? I'm running
>> Flink 1.11.1 and executing sql using FlinkSQL CLI.
>>
>> Thanks,
>> Youngwoo
>>
>> Best,
>> Benchao Li
>>
>

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