pro/im_server
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat: complete shared database tenant sharding

Browse Source
This commit is contained in:
richjohnrambo
2026-09-23 02:19:07 +08:00
parent 1ec2feee47
commit e37b52c3c0
37 changed files with 946 additions and 1420 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/sql/IM-群消息按月分表SQL.sql
+3 -30
View File
@@ -17,36 +17,9 @@ CREATE TABLE IF NOT EXISTS im_group_message_shards (
KEY idx_im_group_message_shards_status (status, shard_month)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
CREATE TABLE IF NOT EXISTS im_group_message_topic_shards (
topic VARCHAR(64) NOT NULL,
shard_month CHAR(6) NOT NULL,
min_seq BIGINT NOT NULL,
max_seq BIGINT NOT NULL,
message_count BIGINT NOT NULL DEFAULT 0,
min_created_at DATETIME(3) NOT NULL,
max_created_at DATETIME(3) NOT NULL,
created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
PRIMARY KEY (topic, shard_month),
KEY idx_im_group_message_topic_shards_seq (topic, max_seq),
KEY idx_im_group_message_topic_shards_month (shard_month, topic)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
DROP TABLE IF EXISTS im_group_message_topic_shards;
CREATE TABLE IF NOT EXISTS im_group_message_dedup (
topic VARCHAR(64) NOT NULL,
from_user BIGINT NOT NULL,
client_msg_id VARCHAR(64) NOT NULL,
seqid BIGINT NOT NULL,
shard_month CHAR(6) NOT NULL,
message_id BIGINT NULL,
status VARCHAR(16) NOT NULL DEFAULT 'pending',
expires_at DATETIME(3) NOT NULL,
created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
PRIMARY KEY (topic, from_user, client_msg_id),
KEY idx_im_group_message_dedup_expires (expires_at),
KEY idx_im_group_message_dedup_topic_seq (topic, seqid)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
DROP TABLE IF EXISTS im_group_message_dedup;
CREATE TABLE IF NOT EXISTS im_group_messages_202609 (
message_id BIGINT NOT NULL,
@@ -104,4 +77,4 @@ ON DUPLICATE KEY UPDATE
-- Historical migration is deliberately separate from schema deployment.
-- Backfill im_group_messages into the matching month table in bounded batches,
-- then populate im_group_message_topic_shards before removing legacy reads.
-- then warm Redis topic routes before removing legacy reads.