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公众号文章：踩坑记 \| flink sql count 还有这种坑！	https://mp.weixin.qq.com/s/5XDkmuEIfHB_WsMHPeinkw
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_01/countdistincterror
公众号文章：实战 \| flink sql 与微博热搜的碰撞！！！	https://mp.weixin.qq.com/s/GHLoWMBZxajA2nXPHhH8WA
公众号文章：flink sql 知其所以然（一）\| source\sink 原理	https://mp.weixin.qq.com/s/xIXh8B_suAlKSp56aO5aEg
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_03/source_sink
公众号文章：flink sql 知其所以然（二）\| 自定义 redis 数据维表（附源码）	https://mp.weixin.qq.com/s/b_zV_tGp5QJQjgnSaxNT_Q
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_03/source_sink
公众号文章：flink sql 知其所以然（三）\| 自定义 redis 数据汇表（附源码）	https://mp.weixin.qq.com/s/7Fwey_AXNJ0jQZWfXvtNmw
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_03/source_sink
公众号文章：flink sql 知其所以然（四）\| sql api 类型系统	https://mp.weixin.qq.com/s/aqDRWgr3Kim7lblx10JvtA
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_04/type
公众号文章：flink sql 知其所以然（五）\| 自定义 protobuf format	https://mp.weixin.qq.com/s/STUC4trW-HA3cnrsqT-N6g
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_05/format/formats
公众号文章：flink sql 知其所以然（六）\| flink sql 约会 calcite（看这篇就够了）	https://mp.weixin.qq.com/s/SxRKp368mYSKVmuduPoXFg
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_06/calcite
公众号文章：flink sql 知其所以然（七）：不会连最适合 flink sql 的 ETL 和 group agg 场景都没见过吧？	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query
公众号文章：flink sql 知其所以然（八）：flink sql tumble window 的奇妙解析之路	https://mp.weixin.qq.com/s/IRmt8dWmxAmbBh696akHdw
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_04_window
公众号文章：flink sql 知其所以然（九）：window tvf tumble window 的奇思妙解	https://mp.weixin.qq.com/s/QVuu5_N4lHo5gXlt1tdncw
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_04_window_agg/_01_tumble_window
公众号文章：flink sql 知其所以然（十）：大家都用 cumulate window 啦	https://mp.weixin.qq.com/s/IqAzjrQmcGmnxvHm1FAV5g
源码	https://github.com/yangyichao-mango/flink-study/blob/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_04_window_agg/_02_cumulate_window/CumulateWindowTest.java
公众号文章：flink sql 知其所以然（十一）：去重不仅仅有 count distinct 还有强大的 deduplication	https://mp.weixin.qq.com/s/VL6egD76B4J7IcpHShTq7Q
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_05_over/_01_row_number
公众号文章：flink sql 知其所以然（十二）：流 join 很难嘛？？？（上）	https://mp.weixin.qq.com/s/Z8QfKfhrX5KEnR-s7gRtsA
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_06_joins/_01_regular_joins
公众号文章：flink sql 知其所以然（十三）：流 join 很难嘛？？？（下）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_06_joins/_02_interval_joins
公众号文章：flink sql 知其所以然（十四）：维表 join 的性能优化之路（上）附源码	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_06_joins/_04_lookup_join/_01_redis
公众号文章：flink sql 知其所以然（十五）：改了改源码，实现了个 batch lookup join（附源码）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/blob/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_06_joins/_04_lookup_join/_01_redis/RedisBatchLookupTest2.java
公众号文章：flink sql 知其所以然（十八）：在 flink 中怎么使用 hive udf？附源码	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_09/udf/_02_stream_hive_udf
公众号文章：flink sql 知其所以然（十九）：Table 与 DataStream 的转转转（附源码）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql/_07/query/_08_datastream_trans
公众号文章：（上）史上最全干货！Flink SQL 成神之路（全文 18 万字、138 个案例、42 张图）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/blob/main/flink-examples-1.13/src/main/java/flink/examples/sql
公众号文章：（中）史上最全干货！Flink SQL 成神之路（全文 18 万字、138 个案例、42 张图）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql
公众号文章：（下）史上最全干货！Flink SQL 成神之路（全文 18 万字、138 个案例、42 张图）	https://patch-diff.githubusercontent.com/java-wk/flink-study/blob/main
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/sql
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公众号文章：揭秘字节跳动埋点数据实时动态处理引擎（附源码）	https://mp.weixin.qq.com/s/PoK0XOA9OHIDJezb1fLOMw
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/datastream/_01/bytedance/split
公众号文章：踩坑记\| flink state 序列化 java enum 竟然岔劈了	https://mp.weixin.qq.com/s/YElwTL-wzo2UVVIsIH_9YA
源码	https://github.com/yangyichao-mango/flink-study/tree/main/flink-examples-1.13/src/main/java/flink/examples/datastream/_03/enums_state
公众号文章：flink idea 本地调试状态恢复	https://mp.weixin.qq.com/s/rLeKY_49q8rR9C_RmlTmhg
源码	https://github.com/yangyichao-mango/flink-study/blob/main/flink-examples-1.13/src/main/java/flink/examples/runtime/_04/statebackend/CancelAndRestoreWithCheckpointTest.java
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