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目前收到此错误消息(即使我创建一个索引。):卡桑德拉:无法更新与非主键的排
请求无效:预期主要的“关键”存在WHERE子句中对于“UserGameAnswers”
cqlsh:godofsports> UPDATE UserGameAnswers SET 'status' = 'thing' WHERE 'event_question_id' = '7';
Bad Request: Expected key 'KEY' to be present in WHERE clause for 'UserGameAnswers'
鉴于我对这个列键索引(见下文)和this should be allowed我究竟做错了什么?
cqlsh:godofsports> DESCRIBE COLUMNFAMILY UserGameAnswers;
CREATE TABLE UserGameAnswers (
KEY text PRIMARY KEY,
event_question_id text
) WITH
comment='' AND
comparator=ascii AND
read_repair_chance=0.100000 AND
gc_grace_seconds=864000 AND
default_validation=text AND
min_compaction_threshold=4 AND
max_compaction_threshold=32 AND
replicate_on_write='true' AND
compaction_strategy_class='SizeTieredCompactionStrategy' AND
compression_parameters:sstable_compression='SnappyCompressor';
CREATE INDEX event_question_id_idx ON UserGameAnswers (event_question_id);
我是否需要先进行查询才能获取实际的KEY? :(
我在其他查询获取所有的键,现在看来你不能使用()的。二级索引... – olive