22 lines
597 B
Go
22 lines
597 B
Go
package entity
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import (
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"github.com/gocql/gocql"
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)
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// MessageDedup 對應 Cassandra 的 message_dedup 表
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// Primary Key: ((room_id, uid), bucket_sec, content_md5)
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// TTL: 2 秒
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type MessageDedup struct {
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RoomID gocql.UUID `db:"room_id" partition_key:"true"`
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UID string `db:"uid" partition_key:"true"`
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BucketSec int64 `db:"bucket_sec" clustering_key:"true"` // Unix timestamp in seconds
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ContentMD5 string `db:"content_md5" clustering_key:"true"` // MD5 hash of content
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}
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// TableName 返回表名
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func (m MessageDedup) TableName() string {
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return "message_dedup"
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}
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