数据仓库服务 GAUSSDB(DWS)-Hudi系统函数:hudi_get_options(regclass)

时间：2024-12-06 15:12:47

hudi_get_options(regclass)

描述：查询Hudi外表的属性信息（hoodie.properties）。以key-value键值对表示。

返回值类型：setof record

示例：

  
   
     
     
       select * from hudi_get_options('public.hudi_mor_ft');
                       key                       |
                                                                                                                                                  value


-------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
--------------------------------------------------------
 hoodie.table.precombine.field                   | col_int
 hoodie.datasource.write.drop.partition.columns  | false
 hoodie.table.partition.fields                   |
 hoodie.table.type                               | MERGE_ON_READ
 hoodie.archivelog.folder                        | archived
 hoodie.compaction.payload.class                 | org.apache.hudi.common.model.OverwriteWithLatestAvroPayload
 hoodie.timeline.layout.version                  | 1
 hoodie.table.version                            | 4
 hoodie.table.recordkey.fields                   | col_bigint
 hoodie.database.name                            | default
 hoodie.datasource.write.partitionpath.urlencode | false
 hoodie.table.name                               | lt_test_mor_014
 hoodie.table.keygenerator.class                 | org.apache.hudi.keygen.ComplexKeyGenerator
 hoodie.datasource.write.hive_style_partitioning | true
 hoodie.table.create.schema                      | {"type"\:"record","name"\:"lt_test_mor_014_record","namespace"\:"hoodie.lt_test_mor_014","fields"\:[{"name"\:"_hoodie_commit_time","type"\:[
"string","null"]},{"name"\:"_hoodie_commit_seqno","type"\:["string","null"]},{"name"\:"_hoodie_record_key","type"\:["string","null"]},{"name"\:"_hoodie_partition_path","type"\:["string","null
"]},{"name"\:"_hoodie_file_name","type"\:["string","null"]},{"name"\:"col_bigint","type"\:["long","null"]},{"name"\:"col_int","type"\:["int","null"]},{"name"\:"col_text","type"\:["string","nu
ll"]},{"name"\:"col_text2","type"\:["string","null"]}]}
 hoodie.table.checksum                           | 515660817
(16 rows)

      

    

  
 