[HUDI-3725] no primary key error when spark read flink hudi table use default uuid

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Not A Bug
• Component/s: flink
• Assignee: Unassigned
• Reporter: KnightChess
• Created: 27/Mar/22 13:17
• Updated: 27/Mar/22 14:10
• Resolved: 27/Mar/22 14:10

Description

flink sql like the following will not write default record key uuid to hoodie.properties, when use spark to read it will throw ...There are no primary key... Exception

CREATE TABLE t1(
 uuid VARCHAR(20) ,
 name VARCHAR(10),
 age INT,
 ts TIMESTAMP(3),
 `partition` VARCHAR(20)
)
PARTITIONED BY (`partition`)
WITH (
 'connector' = 'hudi',
 'path' = '${path}',
 'table.type' = 'MERGE_ON_READ' -- this creates a MERGE_ON_READ table, by default is COPY_ON_WRITE
); 

Issue Links

• fixes: HUDI-3663 Make sure Column Stats is able to index all Columns