From f1b0298b5c1a8d825540a8e45633011bab508877 Mon Sep 17 00:00:00 2001 From: Faris Naji Date: Wed, 4 Dec 2024 21:18:46 +0100 Subject: [PATCH] Update join.md --- docs/join.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/docs/join.md b/docs/join.md index 57ed651..c8db907 100644 --- a/docs/join.md +++ b/docs/join.md @@ -4,7 +4,7 @@ Tercen can combine data files and form a relational database inside your workflo ## What is a Join -Databases relate information with codes called "keys". In simple terms, a "key" is a match made between two tables because they both contain a column that has the same data in it. +Databases relate information with codes called "keys". In simple terms, a "key" is a match made between two tables because they both contain a column with the same data in it. There are many practical "keys" in a typical biology experiment. Obvious examples are Patient ID or Sample ID. Earlier, when we checked our file, we saw it had the identification codes SUBJECT_ID and EXPERIMENT_ID. @@ -14,7 +14,7 @@ Download the [Annotation File](sample_files/Example_Annotation_File.csv) from th Open it with a spreadsheet. ![Screenshot](img/starter_guide_Join_1.jpg) -The file contains some drug condition information for our experiment. Notice it also has a Factor called EXPERIMENT_ID. This is the key we will use to join our example files. +The file contains information on the drug condition for our experiment. Notice that it also has a factor called EXPERIMENT_ID. This is the key we will use to join our example files. _Tutorial Midpoint Test: Upload the Annotation file to your project and add it to the workflow canvas._ @@ -31,7 +31,7 @@ Click the free node on the top of the Join and then click the bottom node of the Edit the Join step. -The Factors of each table are displayed side by side. Matching two together forms a key for the data. +The Factors of each table are displayed side by side. Matching the two together forms a key to the data. Choose EXPERIMENT_ID from each table and click the Run Step button. @@ -46,7 +46,7 @@ Project the factors you picked for the **key** into the crosstab rows. The crosstab will show all of the matches it has made. -If the Join column is blank you will know that the key has failed. +If the Join column is blank, you will know the key has failed. ![Screenshot](img/starter_guide_Join_4.jpg) @@ -54,11 +54,11 @@ Return to the workflow canvas and rename the step to "Join Check" ## Projecting Joined Data -Now that the data files are joined we can project from both and use the annotation file go provide extra context to the Example date. +Now that the data files are joined, we can project from both and use the annotation file to provide extra context to the Example data. Add a Data Step to the Join. -Make the following projection. +Perform the following projection. _From Example Data File_ > VALUE to Y-Axis. > PANEL_TYPE to Row.