From c64adde7482103b05d623d8749c662e6fdf5d90d Mon Sep 17 00:00:00 2001
From: lisy <linlangsur163@163.com>
Date: 星期五, 04 八月 2023 11:15:58 +0800
Subject: [PATCH] app端：开始上课的课程列表
---
cloud-server-course/src/main/java/com/dsh/config/Sharding_jdbc/ShardingConfig.java | 39 +++++++++++++++++++++++++++++++++++++++
1 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/cloud-server-course/src/main/java/com/dsh/config/Sharding_jdbc/ShardingConfig.java b/cloud-server-course/src/main/java/com/dsh/config/Sharding_jdbc/ShardingConfig.java
index 1dc9751..66183bb 100644
--- a/cloud-server-course/src/main/java/com/dsh/config/Sharding_jdbc/ShardingConfig.java
+++ b/cloud-server-course/src/main/java/com/dsh/config/Sharding_jdbc/ShardingConfig.java
@@ -81,6 +81,19 @@
result1.getShardingAlgorithms().put("t_course_package_student-inline", new AlgorithmConfiguration("INLINE", props2));
result1.getKeyGenerators().put("t_course_package_student-snowflake", new AlgorithmConfiguration("SNOWFLAKE", new Properties()));
+ //分片规则配置
+ result1.getTables().add(getPostCourseVideoTableRuleConfiguration());
+ Properties props3 = new Properties();
+ props3.setProperty("algorithm-expression", "t_post_course_video$->{coursePackageId % 5 + 1}");
+ result1.getShardingAlgorithms().put("t_post_course_video-inline", new AlgorithmConfiguration("INLINE", props3));
+ result1.getKeyGenerators().put("t_post_course_video-snowflake", new AlgorithmConfiguration("SNOWFLAKE", new Properties()));
+
+ //分片规则配置
+ result1.getTables().add(getUserVideoDetailsTableRuleConfiguration());
+ Properties props4 = new Properties();
+ props4.setProperty("algorithm-expression", "t_user_video_details$->{appUserId % 5 + 1}");
+ result1.getShardingAlgorithms().put("t_user_video_details-inline", new AlgorithmConfiguration("INLINE", props4));
+ result1.getKeyGenerators().put("t_user_video_details-snowflake", new AlgorithmConfiguration("SNOWFLAKE", new Properties()));
linkedList.add(result1);
return linkedList;
@@ -110,4 +123,30 @@
return result;
}
+
+
+ /**
+ * 分片算法配置
+ * @return
+ */
+ private ShardingTableRuleConfiguration getPostCourseVideoTableRuleConfiguration() {
+ ShardingTableRuleConfiguration result = new ShardingTableRuleConfiguration("t_post_course_video", "m_$->{0}.t_post_course_video$->{1..5}");//30
+ result.setTableShardingStrategy(new StandardShardingStrategyConfiguration("coursePackageId", "t_post_course_video-inline"));
+ result.setKeyGenerateStrategy(new KeyGenerateStrategyConfiguration("id", "t_post_course_video-snowflake"));
+ return result;
+ }
+
+
+
+ /**
+ * 分片算法配置
+ * @return
+ */
+ private ShardingTableRuleConfiguration getUserVideoDetailsTableRuleConfiguration() {
+ ShardingTableRuleConfiguration result = new ShardingTableRuleConfiguration("t_user_video_details", "m_$->{0}.t_user_video_details$->{1..5}");//30
+ result.setTableShardingStrategy(new StandardShardingStrategyConfiguration("appUserId", "t_user_video_details-inline"));
+ result.setKeyGenerateStrategy(new KeyGenerateStrategyConfiguration("id", "t_user_video_details-snowflake"));
+ return result;
+ }
+
}
--
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