Updated for feature release

Author: Samantha-Yu

articles/data-factory/connector-amazon-simple-storage-service.md

@@ -10,7 +10,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 06/12/2020
+ms.date: 08/28/2020
 ---
 
 # Copy data from Amazon Simple Storage Service by using Azure Data Factory
@@ -161,6 +161,8 @@ The following properties are supported for Amazon S3 under `storeSettings` setti
 | deleteFilesAfterCompletion | Indicates whether the binary files will be deleted from source store after successfully moving to the destination store. The file deletion is per file, so when copy activity fails, you will see some files have already been copied to the destination and deleted from source, while others are still remaining on source store. <br/>This property is only valid in binary copy scenario, where data source stores are Blob, ADLS Gen1, ADLS Gen2, S3, Google Cloud Storage, File, Azure File, SFTP, or FTP. The default value: false. |No |
 | modifiedDatetimeStart    | Files are filtered based on the attribute: last modified. <br>The files will be selected if their last modified time is within the time range between `modifiedDatetimeStart` and `modifiedDatetimeEnd`. The time is applied to a UTC time zone in the format of "2018-12-01T05:00:00Z". <br> The properties can be **NULL**, which means no file attribute filter will be applied to the dataset.  When `modifiedDatetimeStart` has a datetime value but `modifiedDatetimeEnd` is **NULL**, the files whose last modified attribute is greater than or equal to the datetime value will be selected.  When `modifiedDatetimeEnd` has a datetime value but `modifiedDatetimeStart` is **NULL**, the files whose last modified attribute is less than the datetime value will be selected.<br/>This property doesn't apply when you configure `fileListPath`. | No                                            |
 | modifiedDatetimeEnd      | Same as above.                                               | No                                                          |
+| enablePartitionDiscovery | For files that are partitioned, specify whether to parse the partitions from the file path and add them as additional source columns.<br/>Allowed values are **false** (default) and **true**. | False                                            |
+| partitionRootPath | When partition discovery is enabled, specify the absolute root path in order to read partitioned folders as data columns.<br/><br/>If it is not specified, by default,<br/>- When you use file path in dataset or list of files on source, partition root path is the path configured in dataset.<br/>- When you use wildcard folder filter, partition root path is the sub-path before the first wildcard.<br/>- When you use prefix, partition root path is sub-path before the last "/". <br/><br/>For example, assuming you configure the path in dataset as "root/folder/year=2020/month=08/day=27":<br/>- If you specify partition root path as "root/folder/year=2020", copy activity will generate two more columns `month` and `day` with value "08" and "27" respectively, in addition to the columns inside the files.<br/>- If partition root path is not specified, no extra column will be generated. | False                                            |
 | maxConcurrentConnections | The number of concurrent connections to the data store. Specify only when you want to limit concurrent connections to the data store. | No                                                          |
 
 **Example:**

articles/data-factory/connector-azure-blob-storage.md

@@ -9,7 +9,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 08/18/2020
+ms.date: 08/28/2020
 ---
 
 # Copy and transform data in Azure Blob storage by using Azure Data Factory
@@ -373,6 +373,8 @@ The following properties are supported for Azure Blob storage under `storeSettin
 | deleteFilesAfterCompletion | Indicates whether the binary files will be deleted from source store after successfully moving to the destination store. The file deletion is per file, so when copy activity fails, you will see some files have already been copied to the destination and deleted from source, while others are still remaining on source store. <br/>This property is only valid in binary copy scenario, where data source stores are Blob, ADLS Gen1, ADLS Gen2, S3, Google Cloud Storage, File, Azure File, SFTP, or FTP. The default value: false. |No |
 | modifiedDatetimeStart    | Files are filtered based on the attribute: last modified. <br>The files will be selected if their last modified time is within the time range between `modifiedDatetimeStart` and `modifiedDatetimeEnd`. The time is applied to a UTC time zone in the format of "2018-12-01T05:00:00Z". <br> The properties can be **NULL**, which means no file attribute filter will be applied to the dataset.  When `modifiedDatetimeStart` has a datetime value but `modifiedDatetimeEnd` is **NULL**, the files whose last modified attribute is greater than or equal to the datetime value will be selected.  When `modifiedDatetimeEnd` has a datetime value but `modifiedDatetimeStart` is **NULL**, the files whose last modified attribute is less than the datetime value will be selected.<br/>This property doesn't apply when you configure `fileListPath`. | No                                            |
 | modifiedDatetimeEnd      | Same as above.                                               | No                                            |
+| enablePartitionDiscovery | For files that are partitioned, specify whether to parse the partitions from the file path and add them as additional source columns.<br/>Allowed values are **false** (default) and **true**. | False                                            |
+| partitionRootPath | When partition discovery is enabled, specify the absolute root path in order to read partitioned folders as data columns.<br/><br/>If it is not specified, by default,<br/>- When you use file path in dataset or list of files on source, partition root path is the path configured in dataset.<br/>- When you use wildcard folder filter, partition root path is the sub-path before the first wildcard.<br/>- When you use prefix, partition root path is sub-path before the last "/". <br/><br/>For example, assuming you configure the path in dataset as "root/folder/year=2020/month=08/day=27":<br/>- If you specify partition root path as "root/folder/year=2020", copy activity will generate two more columns `month` and `day` with value "08" and "27" respectively, in addition to the columns inside the files.<br/>- If partition root path is not specified, no extra column will be generated. | False                                            |
 | maxConcurrentConnections | The number of concurrent connections to storage. Specify only when you want to limit concurrent connections to the data store. | No                                            |
 
 > [!NOTE]

articles/data-factory/connector-azure-data-lake-storage.md

@@ -10,7 +10,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 08/18/2020
+ms.date: 08/28/2020
 ---
 
 # Copy and transform data in Azure Data Lake Storage Gen2 using Azure Data Factory
@@ -271,6 +271,8 @@ The following properties are supported for Data Lake Storage Gen2 under `storeSe
 | deleteFilesAfterCompletion | Indicates whether the binary files will be deleted from source store after successfully moving to the destination store. The file deletion is per file, so when copy activity fails, you will see some files have already been copied to the destination and deleted from source, while others are still remaining on source store. <br/>This property is only valid in binary copy scenario, where data source stores are Blob, ADLS Gen1, ADLS Gen2, S3, Google Cloud Storage, File, Azure File, SFTP, or FTP. The default value: false. |No |
 | modifiedDatetimeStart    | Files filter based on the attribute: Last Modified. <br>The files will be selected if their last modified time is within the time range between `modifiedDatetimeStart` and `modifiedDatetimeEnd`. The time is applied to UTC time zone in the format of "2018-12-01T05:00:00Z". <br> The properties can be NULL, which means no file attribute filter will be applied to the dataset.  When `modifiedDatetimeStart` has datetime value but `modifiedDatetimeEnd` is NULL, it means the files whose last modified attribute is greater than or equal with the datetime value will be selected.  When `modifiedDatetimeEnd` has datetime value but `modifiedDatetimeStart` is NULL, it means the files whose last modified attribute is less than the datetime value will be selected.<br/>This property doesn't apply when you configure `fileListPath`. | No                                            |
 | modifiedDatetimeEnd      | Same as above.                                               | No                                            |
+| enablePartitionDiscovery | For files that are partitioned, specify whether to parse the partitions from the file path and add them as additional source columns.<br/>Allowed values are **false** (default) and **true**. | False                                            |
+| partitionRootPath | When partition discovery is enabled, specify the absolute root path in order to read partitioned folders as data columns.<br/><br/>If it is not specified, by default,<br/>- When you use file path in dataset or list of files on source, partition root path is the path configured in dataset.<br/>- When you use wildcard folder filter, partition root path is the sub-path before the first wildcard.<br/><br/>For example, assuming you configure the path in dataset as "root/folder/year=2020/month=08/day=27":<br/>- If you specify partition root path as "root/folder/year=2020", copy activity will generate two more columns `month` and `day` with value "08" and "27" respectively, in addition to the columns inside the files.<br/>- If partition root path is not specified, no extra column will be generated. | False                                            |
 | maxConcurrentConnections | The number of connections to connect to storage store concurrently. Specify only when you want to limit the concurrent connection to the data store. | No                                            |
 
 **Example:**

articles/data-factory/connector-azure-data-lake-store.md

@@ -10,7 +10,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 08/18/2020
+ms.date: 08/28/2020
 ---
 
 # Copy data to or from Azure Data Lake Storage Gen1 using Azure Data Factory
@@ -214,6 +214,8 @@ The following properties are supported for Azure Data Lake Store Gen1 under `sto
 | deleteFilesAfterCompletion | Indicates whether the binary files will be deleted from source store after successfully moving to the destination store. The file deletion is per file, so when copy activity fails, you will see some files have already been copied to the destination and deleted from source, while others are still remaining on source store. <br/>This property is only valid in binary copy scenario, where data source stores are Blob, ADLS Gen1, ADLS Gen2, S3, Google Cloud Storage, File, Azure File, SFTP, or FTP. The default value: false. |No |
 | modifiedDatetimeStart    | Files filter based on the attribute: Last Modified. <br>The files will be selected if their last modified time is within the time range between `modifiedDatetimeStart` and `modifiedDatetimeEnd`. The time is applied to UTC time zone in the format of "2018-12-01T05:00:00Z". <br> The properties can be NULL, which means no file attribute filter will be applied to the dataset.  When `modifiedDatetimeStart` has datetime value but `modifiedDatetimeEnd` is NULL, it means the files whose last modified attribute is greater than or equal with the datetime value will be selected.  When `modifiedDatetimeEnd` has datetime value but `modifiedDatetimeStart` is NULL, it means the files whose last modified attribute is less than the datetime value will be selected.<br/>This property doesn't apply when you configure `fileListPath`. | No                                            |
 | modifiedDatetimeEnd      | Same as above.                                               | No                                           |
+| enablePartitionDiscovery | For files that are partitioned, specify whether to parse the partitions from the file path and add them as additional source columns.<br/>Allowed values are **false** (default) and **true**. | False                                            |
+| partitionRootPath | When partition discovery is enabled, specify the absolute root path in order to read partitioned folders as data columns.<br/><br/>If it is not specified, by default,<br/>- When you use file path in dataset or list of files on source, partition root path is the path configured in dataset.<br/>- When you use wildcard folder filter, partition root path is the sub-path before the first wildcard.<br/><br/>For example, assuming you configure the path in dataset as "root/folder/year=2020/month=08/day=27":<br/>- If you specify partition root path as "root/folder/year=2020", copy activity will generate two more columns `month` and `day` with value "08" and "27" respectively, in addition to the columns inside the files.<br/>- If partition root path is not specified, no extra column will be generated. | False                                            |
 | maxConcurrentConnections | The number of connections to connect to storage store concurrently. Specify only when you want to limit the concurrent connection to the data store. | No                                           |
 
 **Example:**

articles/data-factory/connector-azure-file-storage.md

@@ -10,7 +10,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 08/21/2020
+ms.date: 08/28/2020
 ---
 
 # Copy data from or to Azure File Storage by using Azure Data Factory
@@ -272,6 +272,8 @@ The following properties are supported for Azure File Storage under `storeSettin
 | deleteFilesAfterCompletion | Indicates whether the binary files will be deleted from source store after successfully moving to the destination store. The file deletion is per file, so when copy activity fails, you will see some files have already been copied to the destination and deleted from source, while others are still remaining on source store. <br/>This property is only valid in binary copy scenario, where data source stores are Blob, ADLS Gen1, ADLS Gen2, S3, Google Cloud Storage, File, Azure File, SFTP, or FTP. The default value: false. |No |
 | modifiedDatetimeStart    | Files filter based on the attribute: Last Modified. <br>The files will be selected if their last modified time is within the time range between `modifiedDatetimeStart` and `modifiedDatetimeEnd`. The time is applied to UTC time zone in the format of "2018-12-01T05:00:00Z". <br> The properties can be NULL, which means no file attribute filter will be applied to the dataset.  When `modifiedDatetimeStart` has datetime value but `modifiedDatetimeEnd` is NULL, it means the files whose last modified attribute is greater than or equal with the datetime value will be selected.  When `modifiedDatetimeEnd` has datetime value but `modifiedDatetimeStart` is NULL, it means the files whose last modified attribute is less than the datetime value will be selected.<br/>This property doesn't apply when you configure `fileListPath`. | No                                            |
 | modifiedDatetimeEnd      | Same as above.                                               | No                                            |
+| enablePartitionDiscovery | For files that are partitioned, specify whether to parse the partitions from the file path and add them as additional source columns.<br/>Allowed values are **false** (default) and **true**. | False                                            |
+| partitionRootPath | When partition discovery is enabled, specify the absolute root path in order to read partitioned folders as data columns.<br/><br/>If it is not specified, by default,<br/>- When you use file path in dataset or list of files on source, partition root path is the path configured in dataset.<br/>- When you use wildcard folder filter, partition root path is the sub-path before the first wildcard.<br/><br/>For example, assuming you configure the path in dataset as "root/folder/year=2020/month=08/day=27":<br/>- If you specify partition root path as "root/folder/year=2020", copy activity will generate two more columns `month` and `day` with value "08" and "27" respectively, in addition to the columns inside the files.<br/>- If partition root path is not specified, no extra column will be generated. | False                                            |
 | maxConcurrentConnections | The number of the connections to connect to storage store concurrently. Specify only when you want to limit the concurrent connection to the data store. | No                                            |
 
 **Example:**

articles/data-factory/connector-azure-sql-data-warehouse.md

@@ -10,7 +10,7 @@ ms.service: data-factory
 ms.workload: data-services
 ms.topic: conceptual
 ms.custom: seo-lt-2019
-ms.date: 08/25/2020
+ms.date: 08/28/2020
 ---
 
 # Copy and transform data in Azure Synapse Analytics (formerly Azure SQL Data Warehouse) by using Azure Data Factory
@@ -499,7 +499,7 @@ If the requirements aren't met, Azure Data Factory checks the settings and autom
 
 3. If your source is a folder, `recursive` in copy activity must be set to true.
 
-4. `wildcardFolderPath` , `wildcardFilename`, `modifiedDateTimeStart`, `modifiedDateTimeEnd` and `additionalColumns` are not specified.
+4. `wildcardFolderPath` , `wildcardFilename`, `modifiedDateTimeStart`, `modifiedDateTimeEnd`, `prefix`, `enablePartitionDiscovery` and `additionalColumns` are not specified.
 
 >[!NOTE]
 >If your source is a folder, note PolyBase retrieves files from the folder and all of its subfolders, and it doesn't retrieve data from files for which the file name begins with an underline (_) or a period (.), as documented [here - LOCATION argument](https://docs.microsoft.com/sql/t-sql/statements/create-external-table-transact-sql?view=azure-sqldw-latest#arguments-2).
@@ -679,7 +679,7 @@ Using COPY statement supports the following configuration:
 
 3. If your source is a folder, `recursive` in copy activity must be set to true, and `wildcardFilename` need to be `*`. 
 
-4. `wildcardFolderPath` , `wildcardFilename` (other than `*`), `modifiedDateTimeStart`, `modifiedDateTimeEnd` and `additionalColumns` are not specified.
+4. `wildcardFolderPath` , `wildcardFilename` (other than `*`), `modifiedDateTimeStart`, `modifiedDateTimeEnd`, `prefix`, `enablePartitionDiscovery` and `additionalColumns` are not specified.
 
 The following COPY statement settings are supported under `allowCopyCommand` in copy activity: