Update slug references; mark superseded datasets as deprecated

README.md

@@ -57,7 +57,7 @@ There is no verified production-captured subset; treat the whole dataset as synt
 ```python
 from datasets import load_dataset
 
-ds = load_dataset("robworks-software/database-query-logs-comprehensive")
+ds = load_dataset("robworks-software/database-query-logs-synthetic")
 ```
 
 ## Splits
@@ -106,6 +106,6 @@ ds = load_dataset("robworks-software/database-query-logs-comprehensive")
   year   = {2025},
   publisher = {Hugging Face},
   note   = {Programmatically generated queries; timing metadata is fabricated},
-  url    = {https://huggingface.co/datasets/robworks-software/database-query-logs-comprehensive}
+  url    = {https://huggingface.co/datasets/robworks-software/database-query-logs-synthetic}
 }
 ```