assignment submission

02_activities/assignments/assignment1.sql

@@ -5,20 +5,28 @@
 --SELECT
 /* 1. Write a query that returns everything in the customer table. */
 
-
+select * 
+FROM customer ;
 
 /* 2. Write a query that displays all of the columns and 10 rows from the cus- tomer table, 
 sorted by customer_last_name, then customer_first_ name. */
-
+SELECT *
+FROM customer 
+ORDER BY customer_last_name,customer_first_name
+LIMIT 10;
 
 
 --WHERE
 /* 1. Write a query that returns all customer purchases of product IDs 4 and 9. */
 -- option 1
-
+SELECT *
+FROM customer_purchases
+WHERE product_id =4 OR product_id =9;
 
 -- option 2
-
+SELECT *
+FROM customer_purchases
+WHERE product_id IN (4,9);
 
 
 /*2. Write a query that returns all customer purchases and a new calculated column 'price' (quantity * cost_to_customer_per_qty), 
@@ -27,30 +35,52 @@ filtered by vendor IDs between 8 and 10 (inclusive) using either:
 	2.  one condition using BETWEEN
 */
 -- option 1
-
-
+SELECT *
+,quantity * cost_to_customer_per_qty as price
+FROM customer_purchases
+where vendor_id >=8 AND vendor_id <=10;
 -- option 2
-
+SELECT *
+,quantity * cost_to_customer_per_qty as price
+FROM customer_purchases
+where vendor_id BETWEEN 8 AND 10;
 
 
 --CASE
 /* 1. Products can be sold by the individual unit or by bulk measures like lbs. or oz. 
 Using the product table, write a query that outputs the product_id and product_name
 columns and add a column called prod_qty_type_condensed that displays the word “unit” 
 if the product_qty_type is “unit,” and otherwise displays the word “bulk.” */
-
+SELECT product_id, product_name
+,CASE WHEN product_qty_type = 'unit' THEN 'unit'
+ELSE 'bulk' END AS product_qty_type_condensed
+FROM product;
 
 
 /* 2. We want to flag all of the different types of pepper products that are sold at the market. 
 add a column to the previous query called pepper_flag that outputs a 1 if the product_name 
 contains the word “pepper” (regardless of capitalization), and otherwise outputs 0. */
 
+SELECT product_id, product_name
+
+,CASE WHEN product_qty_type = 'unit' THEN 'unit'
+ELSE 'bulk' END AS product_qty_type_condensed,
+
+CASE WHEN product_name like '%pepper%' THEN 1
+ELSE 0 END AS pepper_flag
+
+FROM product;
+
 
 
 --JOIN
 /* 1. Write a query that INNER JOINs the vendor table to the vendor_booth_assignments table on the 
 vendor_id field they both have in common, and sorts the result by vendor_name, then market_date. */
-
+SELECT *
+FROM vendor as v
+INNER JOIN vendor_booth_assignments as vba
+ON v.vendor_id = vba.vendor_id
+ORDER BY vendor_name, market_date;
 
 
 
@@ -60,6 +90,11 @@ vendor_id field they both have in common, and sorts the result by vendor_name, t
 /* 1. Write a query that determines how many times each vendor has rented a booth 
 at the farmer’s market by counting the vendor booth assignments per vendor_id. */
 
+SELECT vendor_id
+,COUNT (booth_number)
+FROM vendor_booth_assignments
+GROUP BY booth_number;
+
 
 
 /* 2. The Farmer’s Market Customer Appreciation Committee wants to give a bumper 
@@ -68,7 +103,12 @@ of customers for them to give stickers to, sorted by last name, then first name.
 
 HINT: This query requires you to join two tables, use an aggregate function, and use the HAVING keyword. */
 
-
+SELECT c.customer_first_name, c.customer_last_name
+,sum(cp.quantity*cp.cost_to_customer_per_qty) as spent
+FROM customer as c
+INNER JOIN customer_purchases as cp ON c.customer_id = cp.customer_id
+GROUP BY c.customer_first_name, c.customer_last_name
+HAVING spent > 2000;
 
 --Temp Table
 /* 1. Insert the original vendor table into a temp.new_vendor and then add a 10th vendor: 
@@ -81,7 +121,12 @@ When inserting the new vendor, you need to appropriately align the columns to be
 -> To insert the new row use VALUES, specifying the value you want for each column:
 VALUES(col1,col2,col3,col4,col5) 
 */
+CREATE TABLE temp.new_vendor AS
+SELECT * 
+FROM vendor;
 
+INSERT INTO new_vendor
+VALUES(10, 'Thomass Superfood Store', 'a Fresh Focused store', 'Thomas', 'Rosenthal');
 
 
 -- Date

02_activities/assignments/images/Product&CustomerPurchases&Customer Diagram.drawio

@@ -0,0 +1,45 @@
+<mxfile host="app.diagrams.net" agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36" version="26.2.13">
+  <diagram name="Page-1" id="0IkqfYOMCBTJ9_aRLvQl">
+    <mxGraphModel dx="1428" dy="743" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="850" pageHeight="1100" math="0" shadow="0">
+      <root>
+        <mxCell id="0" />
+        <mxCell id="1" parent="0" />
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-9" value="Customer Purchases" style="swimlane;fontStyle=0;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+          <mxGeometry x="350" y="120" width="170" height="230" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-10" value="product_Id&lt;div&gt;&lt;br&gt;&lt;div&gt;vendor_id&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;market_date&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;div&gt;customer_id&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;quantity&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;cost_to_customer_per_qty&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;transaction_time&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=middle;spacingLeft=4;spacingRight=4;overflow=hidden;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;rotatable=0;whiteSpace=wrap;html=1;" vertex="1" parent="8CKtVp2OdXmB3I-kPGJz-9">
+          <mxGeometry y="30" width="170" height="200" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-19" value="Customer" style="swimlane;fontStyle=0;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+          <mxGeometry x="640" y="130" width="140" height="190" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-20" value="customer_id&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;customer_first_name&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;customer_last_name&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;customer_postal_code&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=middle;spacingLeft=4;spacingRight=4;overflow=hidden;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;rotatable=0;whiteSpace=wrap;html=1;" vertex="1" parent="8CKtVp2OdXmB3I-kPGJz-19">
+          <mxGeometry y="30" width="140" height="160" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-27" value="" style="endArrow=none;html=1;rounded=0;exitX=1;exitY=0.071;exitDx=0;exitDy=0;exitPerimeter=0;entryX=0;entryY=0.05;entryDx=0;entryDy=0;entryPerimeter=0;" edge="1" parent="1" source="8CKtVp2OdXmB3I-kPGJz-29" target="8CKtVp2OdXmB3I-kPGJz-10">
+          <mxGeometry width="50" height="50" relative="1" as="geometry">
+            <mxPoint x="280" y="159" as="sourcePoint" />
+            <mxPoint x="348" y="159" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-28" value="Product" style="swimlane;fontStyle=0;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+          <mxGeometry x="90" y="120" width="150" height="170" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-29" value="&lt;span style=&quot;text-align: center;&quot;&gt;product_id&lt;/span&gt;&lt;div&gt;&lt;div style=&quot;text-align: center;&quot;&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;product_name&lt;/span&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;br&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;product_size&lt;/span&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;br&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;product_category_id&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;br&gt;&lt;/span&gt;&lt;/div&gt;&lt;div&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;product_qty_type&lt;/span&gt;&lt;span style=&quot;text-align: center; text-wrap-mode: nowrap;&quot;&gt;&lt;/span&gt;&lt;/div&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=middle;spacingLeft=4;spacingRight=4;overflow=hidden;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;rotatable=0;whiteSpace=wrap;html=1;" vertex="1" parent="8CKtVp2OdXmB3I-kPGJz-28">
+          <mxGeometry y="30" width="150" height="140" as="geometry" />
+        </mxCell>
+        <mxCell id="8CKtVp2OdXmB3I-kPGJz-32" value="" style="endArrow=none;html=1;rounded=0;entryX=0.018;entryY=0.247;entryDx=0;entryDy=0;entryPerimeter=0;" edge="1" parent="1" target="8CKtVp2OdXmB3I-kPGJz-20">
+          <mxGeometry width="50" height="50" relative="1" as="geometry">
+            <mxPoint x="520" y="250" as="sourcePoint" />
+            <mxPoint x="560" y="250" as="targetPoint" />
+            <Array as="points">
+              <mxPoint x="580" y="250" />
+              <mxPoint x="580" y="220" />
+              <mxPoint x="580" y="199" />
+            </Array>
+          </mxGeometry>
+        </mxCell>
+      </root>
+    </mxGraphModel>
+  </diagram>
+</mxfile>

02_activities/assignments/images/farmersmarket.sqbpro

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="UTF-8"?><sqlb_project><db path="C:/Users/aktur/sql/05_src/sql/farmersmarket.db" readonly="0" foreign_keys="1" case_sensitive_like="0" temp_store="0" wal_autocheckpoint="1000" synchronous="2"/><attached/><window><main_tabs open="structure browser pragmas query" current="3"/></window><tab_structure><column_width id="0" width="300"/><column_width id="1" width="0"/><column_width id="2" width="100"/><column_width id="3" width="8651"/><column_width id="4" width="0"/><expanded_item id="0" parent="1"/><expanded_item id="1" parent="1"/><expanded_item id="2" parent="1"/><expanded_item id="3" parent="1"/><expanded_item id="4" parent="1"/></tab_structure><tab_browse><table title="temp.new_vendor" custom_title="0" dock_id="1" table="4,10:tempnew_vendor"/><dock_state state="000000ff00000000fd0000000100000002000004f200000386fc0100000001fb000000160064006f0063006b00420072006f00770073006500310100000000000004f20000011f00ffffff000004f20000000000000004000000040000000800000008fc00000000"/><default_encoding codec=""/><browse_table_settings><table schema="main" name="booth" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="90"/><column index="2" value="108"/><column index="3" value="300"/><column index="4" value="72"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="customer" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="77"/><column index="2" value="127"/><column index="3" value="125"/><column index="4" value="136"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="customer_purchases" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort><column index="0" mode="0"/></sort><column_widths><column index="1" value="69"/><column index="2" value="64"/><column index="3" value="85"/><column index="4" value="79"/><column index="5" value="55"/><column index="6" value="158"/><column index="7" value="103"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="market_date_info" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="85"/><column index="2" value="78"/><column index="3" value="85"/><column index="4" value="79"/><column index="5" value="113"/><column index="6" value="107"/><column index="7" value="84"/><column index="8" value="140"/><column index="9" value="111"/><column index="10" value="114"/><column index="11" value="105"/><column index="12" value="112"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="postal_data" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="89"/><column index="2" value="62"/><column index="3" value="93"/><column index="4" value="68"/><column index="5" value="160"/><column index="6" value="111"/><column index="7" value="103"/><column index="8" value="79"/><column index="9" value="235"/><column index="10" value="238"/><column index="11" value="71"/><column index="12" value="99"/><column index="13" value="132"/><column index="14" value="121"/><column index="15" value="116"/><column index="16" value="209"/><column index="17" value="206"/><column index="18" value="131"/><column index="19" value="178"/><column index="20" value="262"/><column index="21" value="256"/><column index="22" value="300"/><column index="23" value="146"/><column index="24" value="198"/><column index="25" value="201"/><column index="26" value="201"/><column index="27" value="111"/><column index="28" value="151"/><column index="29" value="85"/><column index="30" value="93"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="product" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="69"/><column index="2" value="296"/><column index="3" value="117"/><column index="4" value="126"/><column index="5" value="107"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="product_category" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="124"/><column index="2" value="234"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="temp" name="new_vendor" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="64"/><column index="2" value="257"/><column index="3" value="234"/><column index="4" value="156"/><column index="5" value="154"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="vendor" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort/><column_widths><column index="1" value="64"/><column index="2" value="257"/><column index="3" value="234"/><column index="4" value="156"/><column index="5" value="154"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table><table schema="main" name="vendor_booth_assignments" show_row_id="0" encoding="" plot_x_axis="" unlock_view_pk="_rowid_" freeze_columns="0"><sort><column index="0" mode="0"/></sort><column_widths><column index="1" value="66"/><column index="2" value="92"/><column index="3" value="85"/></column_widths><filter_values/><conditional_formats/><row_id_formats/><display_formats/><hidden_columns/><plot_y_axes/><global_filter/></table></browse_table_settings></tab_browse><tab_sql><sql name="assignment1.sql" filename="C:/Users/aktur/sql/02_activities/assignments/assignment1.sql">-- Reference to file &quot;C:/Users/aktur/sql/02_activities/assignments/assignment1.sql&quot; (not supported by this version) --</sql><current_tab id="0"/></tab_sql></sqlb_project>