diff --git a/README.md b/README.md
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 | 24.10.2023 | [Apache Pig](lectures/IIS_lec_8.pdf) [pptx](lectures/IIS_lec_8.pptx) | 
 | 31.10.2023 | [Apache Pig – решение задач](lectures/IIS_lec_9.pdf) [pptx](lectures/IIS_lec_9.pptx) | 
 | 14.11.2023 | [Apache Hive](lectures/IIS_lec_10.pdf) [pptx](lectures/IIS_lec_10.pptx) | 
+| 21.11.2023 | [NoSQL базы данных](lectures/IIS_lec_11.pdf) [pptx](lectures/IIS_lec_11.pptx) | 
+| 05.12.2023 | [СУБД HBase](lectures/IIS_lec_12.pdf) [pptx](lectures/IIS_lec_12.pptx) | 
+| 12.12.2023 | [Фреймворк Spark](lectures/IIS_lec_14.pdf)| 
 
 ## Лабораторные работы