Tweak content

Author: linda33wj

articles/data-factory/connector-oracle.md

@@ -12,7 +12,7 @@ ms.workload: data-services
 ms.tgt_pltfrm: na
 
 ms.topic: conceptual
-ms.date: 08/13/2019
+ms.date: 08/12/2019
 ms.author: jingwang
 
 ---

articles/data-factory/control-flow-get-metadata-activity.md

@@ -13,7 +13,7 @@ ms.workload: data-services
 ms.tgt_pltfrm: na
 
 ms.topic: conceptual
-ms.date: 08/06/2019
+ms.date: 08/12/2019
 ms.author: jingwang
 
 ---
@@ -135,8 +135,8 @@ Property | Description | Required
 -------- | ----------- | --------
 fieldList | Lists the types of metadata information required. See details in [Metadata options](#metadata-options) section on supported metadata. | Yes 
 dataset | The reference dataset whose metadata activity is to be retrieved by the GetMetadata Activity. See [Supported capabilities](#supported-capabilities) section on supported connectors, and refer to connector topic on dataset syntax details. | Yes
-formatSettings | Apply when using format type dataset (Parquet, DelimitedText). | No
-storeSettings | Apply when using format type dataset (Parquet, DelimitedText). | No
+formatSettings | Apply when using format type dataset. | No
+storeSettings | Apply when using format type dataset. | No
 
 ## Sample output
 

articles/data-factory/copy-activity-overview.md

@@ -190,7 +190,7 @@ Copy activity execution details and performance characteristics are also returne
 | usedDataIntegrationUnits | The effective Data Integration Units during copy. | Int32 value |
 | usedParallelCopies | The effective parallelCopies during copy. | Int32 value |
 | redirectRowPath | Path to the log of skipped incompatible rows in the blob storage you configure under "redirectIncompatibleRowSettings". See below example. | Text (string) |
-| executionDetails | More details on the stages copy activity goes through, and the corresponding steps, duration, used configurations, etc. It's not recommended to parse this section as it may change.<br/><br/>ADF also reports the detailed durations (in seconds) spent on respective steps under `detailedDurations`:<br/>- **Queuing duration** (`queuingDuration`): The time until the copy activity actually starts on integration runtime. If you use Self-hosted IR and this value is large, suggest to check the IR capacity and usage, and scale up/out according to your workload. <br/>- **Pre-copy script duration** (`preCopyScriptDuration`): The time spent on executing the pre-copy script in sink data store. Apply when you configure the pre-copy script. <br/>- **Time-to-first-byte** (`timeToFirstByte`): The time that integration runtime receives the first byte from the source data store. Apply to non-file-based source. If this value is large, suggest to check and optimize the query or server.<br/>- **Transfer duration** (`transferDuration`): The time for integration runtime to transfer all the data from source to sink after getting the first byte. | Array |
+| executionDetails | More details on the stages copy activity goes through, and the corresponding steps, duration, used configurations, etc. It's not recommended to parse this section as it may change.<br/><br/>ADF also reports the detailed durations (in seconds) spent on respective steps under `detailedDurations`. The durations of these steps are exlusive and only those that apply to the given copy activity run would show up:<br/>- **Queuing duration** (`queuingDuration`): The elapsed time until the copy activity actually starts on the integration runtime. If you use Self-hosted IR and this value is large, suggest to check the IR capacity and usage, and scale up/out according to your workload. <br/>- **Pre-copy script duration** (`preCopyScriptDuration`): The elapsed time between copy activity starting on IR and copy activity finishing executing the pre-copy script in sink data store. Apply when you configure the pre-copy script. <br/>- **Time-to-first-byte** (`timeToFirstByte`): The elapsed time between the end of the previous step and the IR receiving the first byte from the source data store. Apply to non-file-based source. If this value is large, suggest to check and optimize the query or server.<br/>- **Transfer duration** (`transferDuration`): The elapsed time between the end of the previous step and the IR transfering all the data from source to sink. | Array |
 | perfRecommendation | Copy performance tuning tips. See [Performance and tuning](#performance-and-tuning) section on details. | Array |
 
 ```json