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_sources/changelog.md.txt

@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.19.17] - 2024-06-18
+
+### New
+- truncate postgres
+
+### Fixed
+- timezone date types now accepted in postgres
+
 ## [0.19.15] - 2024-05-09
 
 ### Fixed

_sources/options.md.txt

@@ -60,6 +60,8 @@ Options:
                               tables to fit data
   --drop                      When loading to postgres or sqlite, drop table
                               if already exists.
+  --truncate                  When loading to postgres or sqlite, truncate table
+                              if already exists.
   --id-prefix TEXT            Prefix for all `_link` id fields
   --stats                     Produce stats about the data in the
                               datapackage.json file
@@ -475,6 +477,26 @@ import flatterer
 flatterer.flatten('inputfile.json', 'ouput_dir', postgres='postgres://user:pass@host/dbname', drop=True)
 ```
 
+## Truncate Tables
+
+**Warning: this could mean you loose data**
+
+For postgres and sqlite. Truncate the existing table if it exists. This is useful if you want to load the data into a databse with the schema pre-defined.
+
+### CLI Usage
+
+```bash 
+flatterer --postgres='postgres://user:pass@host/dbname' --sqlite-path=sqlite.db INPUT_FILE OUTPUT_DIRECTORY --truncate
+```
+
+### Python Usage
+
+```python
+import flatterer
+
+flatterer.flatten('inputfile.json', 'ouput_dir', postgres='postgres://user:pass@host/dbname', truncate=True)
+```
+
 ## Fields File
 
 Path to fields CSV file.  The fields file can be used for: