AdityaRao-Module5

Module 5/Explanations/Q1.txt

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+In the corresponding transformation spec: 
+
+I concatenated the firstname and the lastname to fullname and also concatenated the address 
+in one line i.e. flattened the map.
+Then multiplied the price and the quantity and converted it io double using the toDouble function
+Then used remove operation to remove the unnecessary fields in the map.
+The fourth operation is "modify-overwrite-beta" to calculate the total sum of the "total" values.

Module 5/Explanations/Q10.txt

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+In the corresponding transformation spec: 
+
+The "name" field is modified using the "split" function to split the value based on the space character (' ').
+The "first_name" field is modified using the "firstElement" function to extract the first element from the "name" array.
+The "last_name" field is modified using the "lastElement" function to extract the last element from the "name" array.
+The second operation is "modify-default-beta" to assign a default value to the "phone_number_count" field.
+The third operation is "remove" to remove the "name" field from the JSON structure.

Module 5/Explanations/Q11.txt

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+In the corresponding transformation spec: 
+
+Within "items", the "*" wildcard matches each individual item within the array.
+For each item, the "name" field is mapped to the "items[&1].itemName" path.
+Similarly, the "value" field is mapped to the "items[&1].itemValue" path.
+The "&1" represents the index of the current item being operated on and preserves the order of the items.

Module 5/Explanations/Q12.txt

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+In the corresponding transformation spec: 
+
+The nested "address" field is further mapped to separate fields within the "address" object, including "street", "city", "state", and "zip".
+The second operation is "modify-overwrite-beta" to modify and overwrite certain fields.
+The "name" field is modified using the "concat" function to concatenate the "firstName" and "lastName" fields with a space in between.
+Similarly, the "Address" field is also modified.
+The third operation is "remove" to remove the "address" field from the JSON structure.
+The fourth operation is "shift" to rearrange the transformed data.

Module 5/Explanations/Q13.txt

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+In the corresponding transformation spec: 
+
+In the corresponding transformation spec: 
+
+For each employee, the "name" field is mapped to "@(1,id).name".
+The "@(1,id)" represents the value of the "id" field at the first level and is used as a reference to create a new field at the same level.
+The ".name" specifies that the "name" field value should be assigned to the newly created field.
+Similarly, the "department" field is mapped to "@(1,id).department" using the same logic.

Module 5/Explanations/Q14.txt

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+In the corresponding transformation spec: 
+
+For each phone object, the "type" field is modified using the "concat" function to concatenate the value of the "type" field with the string "Phone". The result is assigned back to the "type" field.
+The second operation is "shift" to rearrange the transformed data.
+For each phone object, the "number" field is mapped to "[#4].@(1,type)".
+The "[#4]" represents the index of the current phone object being operated on, preserving the order of the phone numbers.
+The "@(1,type)" retrieves the modified "type" field value from the previous operation and assigns it to the "number" field.

Module 5/Explanations/Q16.txt

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+In the corresponding transformation spec: 
+
+The operation is "shift" with the "spec" section defining transformations on the "employees" field.
+The empty string ("") is mapped to "@(1,name).@(1,level)[]".
+The "@(1,name)" represents the value of the "name" field at the first level, which is the employee's name.
+The "@(1,level)" represents the value of the "level" field at the first level, which is the skill level.
+The "[]" notation appends the current skill object to an array under the employee's name and skill level.
+The "@(2,name)" is mapped to "@(1,name).@(1,level)[]".
+The "@(2,name)" represents the value of the "name" field at the second level, which is the skill name.
+This mapping appends the current skill object to the same array as above, under the employee's name and skill level.

Module 5/Explanations/Q17.txt

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+In the corresponding transformation spec: 
+
+The operation is "modify-overwrite-beta" with the "spec" section defining transformations on the "products" field.
+For each product, the "available" field is modified using the "default" function.
+The "default(false)" sets the default value of the "available" field to false if it doesn't already exist.

Module 5/Explanations/Q18.txt

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+In the corresponding transformation spec: 
+
+For each employee, the "salary" field is modified using the "divideAndRound" function.
+
+The "divideAndRound(2, @(1,salary), 0.90909091)" divides the value of the "salary" field by 0.90909091 and rounds it to 2 decimal places.
+The result is assigned back to the "salary" field.
+The second operation is "modify-overwrite-beta". For each employee, the "salary" field is modified using the "toLong" function.
+The "toLong" function converts the value of the "salary" field to a long integer

Module 5/Explanations/Q19.txt

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+In the corresponding transformation spec: 
+
+For each product, there are two modifications:
+
+The "number" field is modified using the "divide" function with arguments 1 and 2. It divides 1 by 2.
+The "final" field is modified using the "divide" function. It divides the value of the "price" field by the value of the "number" field in the same product.
+The second operation is "shift" with the "spec" section defining transformations on the "products" field.    
+Within "products", there are two mappings:
+"0" matches the product at index 0 in the array.
+"*" matches all other products in the array.

Module 5/Explanations/Q2.txt

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+In the corresponding transformation spec: 
+I used the shift operation to rename the names of key present in the map i.e. capitalize the 
+first letter of the key.

Module 5/Explanations/Q21.txt

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+In the corresponding transformation spec: 
+
+The operation is "shift" with the "spec" section defining transformations on the "restaurant" field.
+Within "restaurant", there is a nested field "rating" with a subfield "value".
+The "value" field under "rating" is mapped to "Restaurant Rating" in the output.

Module 5/Explanations/Q22.txt

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+In the corresponding transformation spec: 
+
+The operation is "shift" with the "spec" section defining transformations on the input JSON.
+The "value" field under "rating" is mapped to "[#4].Restaurant Rating" in the output.
+The "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.

Module 5/Explanations/Q23.txt

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+In the corresponding transformation spec: 
+
+The operation is "shift" with the "spec" section defining transformations on the input JSON.
+The "value" field under "rating" is mapped to "[#4].Restaurant Rating" in the output.
+The "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.
+The "value" field under "address" is mapped to "[#4].Restaurant Country" in the output.
+Again, the "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.

Module 5/Explanations/Q24.txt

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+In the corresponding transformation spec: 
+
+The "value" field under "rating" is mapped to "[#4].Restaurant Rating" in the output.
+The "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.
+The same thing is done for "value" field under "address".
+The "itemName" field under each item is mapped to "[#4].Dish Name" in the output.
+The "itemPrice" field under each item is mapped to "[#4].Dish Price" in the output.
+The "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.

Module 5/Explanations/Q25.txt

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+In the corresponding transformation spec: 
+
+The "value" field under "rating" is mapped to "[#4].Restaurant Rating" in the output.
+The "[#4]" notation denotes an array index. It represents the index position in the output array where the value should be placed.
+The same thing is done for "value" field under "address".
+The "itemName" field under each item is mapped to "[#4].Dishes[&1].Dish Name" in the output.
+The "itemPrice" field under each item is mapped to "[#4].Dishes[&1].Dish Price" in the output.
+The "[&1]" notation denotes an array index. It represents the index position in the output array where the value should be placed.

Module 5/Explanations/Q26.txt

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+In the corresponding transformation spec: 
+
+Within each matched field, there are several transformations:
+"returnId" field is mapped to "@(1,Return Id)" in the output.
+The "@(1)" notation refers to the first index position in the input array.
+"inverse" field is computed using the "divide" function with parameters 1 and the value of "returnQuantity".
+"Return Amount" field is computed using the "divide" function with parameters "returnPrice" and "inverse".
+"Return Total Amount" field is computed using the "doubleSum" function with parameters "Return Amount" and "returnTax".
+The second operation is "remove" with the "spec" section specifying fields to be removed from the input JSON.
+The third operation is "shift" with the "spec" section defining transformations on the input JSON.
+"returnId" field is mapped to the output field "[&1].Return Id".
+"Return Amount" field is mapped to the output field "[&1].Return Amount".
+"Return Total Amount" field is mapped to the output field "[&1].Return Total Amount".
+The "[&1]" notation refers to the current index position in the output array.

Module 5/Explanations/Q27.txt

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+In the corresponding transformation spec: 
+
+Within each matched field, there are several transformations:
+"Return Id" field is mapped to "@(1,returnId)" in the output.
+The "@(1)" notation refers to the first index position in the input array.
+"returnQuantity" field is computed using the "divide" function with parameters 1 and the value of "returnQuantity".
+"Return Amount" field is computed using the "divide" function with parameters "returnPrice" and "returnQuantity".
+"Return Total Amount" field is computed using the "doubleSum" function with parameters "Return Amount" and "returnTax".
+The second operation is "remove" with the "spec" section specifying fields to be removed from the input JSON.
+The third operation is "shift" with the "spec" section defining transformations on the input JSON.
+"Return Id" field is mapped to the output field "[#2].&".
+"Return Amount" field is mapped to the output field "[#2].&".
+"Return Total Amount" field is mapped to the output field "[#2].&".
+The "[#2]" notation refers to the current index position in the output array.
+"country" field has conditional mappings based on its values:
+If the value is "USA", the output field is "[#4].Country" with the value "#United States of America".
+If the value is "CA", the output field is "[#4].Country" with the value "#Canada".
+If the value is empty (""), the output field is "[#4].Country" with the value "#NA".

Module 5/Explanations/Q28.txt

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+In the corresponding transformation spec: 
+I used shift operation, iterated the map using * and traverse the "returnItemAdjustments" and 
+iterated the map and replaced amount field by returnTax field.
+After that I used Modify-overwrite-beta and applied doubleSum function on returnTax field.

Module 5/Explanations/Q29.txt

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+In the corresponding transformation spec: 
+I used shift opertion traverse inside person map and changed the 'name' and 'age' field with
+'person_name' and 'person_age' and then traversed the address map with * wildcard and replaced
+the respective fields with person_address_fieldName.

Module 5/Explanations/Q3.txt

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+In the corresponding transformation spec: 
+I used the shift operation to change the name of the keys given in the map i.e. capitalize the 
+first letter of the keys and used the dot (.) operator to change the level of 'city' and 'level' 
+key.

Module 5/Explanations/Q30.txt

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+In the corresponding transformation spec: 
+I used the shift operation and traversed the person map and renamed the name field and then 
+traversed the employee map and in that traversed the office map and renamed 'city' field to
+'office_city' and 'state' field to 'office_state'.

Module 5/Explanations/Q31.txt

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+In the corresponding transformation spec: 
+I used Modify-overwrite-beta traversed mutipled map and concatenated the values of id and 
+currency in 'Currencies' field.
+After that I used shift operation traversed inside multiple map and changed the name of 
+'Currencies' field to 'value'.

Module 5/Explanations/Q32.txt

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+In the corresponding transformation spec: 
+I used shift operation traversed inside the data map and assigned the field 'value' as 
+@(1,x).@(1,y) i.e. Create map by the name of value of x (a,b) and Inside that map replace the 
+value field by the value of y (1,2).

Module 5/Explanations/Q33.txt

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+In the corresponding transformation spec: 
+The first operation is "modify-overwrite-beta".It modifies the structure of the "hobbies" array
+by adding new fields ("name", "id", "hobby_name", "hobby_level") to each object in the array.
+The second operation is "remove". It removes the "id", "name", and "level" fields from each 
+object in the "hobbies" array.
+The third operation is "shift". It restructures the output data to be an array of objects 
+with each object containing the data for a single hobby

Module 5/Explanations/Q34.txt

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+In the corresponding transformation spec: 
+I used Shift Operation and traversed the hobbies array and replaced
+name and level by hobby_1 and level_1 at index 0 and name and level by hobby_2 and 
+level_2 at index 1.
+

Module 5/Explanations/Q4.txt

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+In the corresponding transformation spec: 
+1. I first used the shift operation to capitalize the first letter of the key 'name' and 'age'.
+2. After that in the same operation used asterisk(*) to iterate inside the list  

Module 5/Explanations/Q5.txt

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+In the corresponding transformation spec: 
+
+I first used Modify-overwrite-beta to concat firstName and lastName into fullName.
+I used remove operation to remove the firstname and the lastname from the map.   
+I used the shift operation to put city and address outside the address map and get the answer.

Module 5/Explanations/Q6.txt

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+In the corresponding transformation spec: 
+
+I used Modify-overwrite-beta to flatten the Address map into string using Concat function.
+I used Shift Operation to shift name and address outside the users map 
+(put Name and Address 2 level up) and make list of hobbies and put it 4 level up 
+i.e at the same level of name and address using [] and #.

Module 5/Explanations/Q7.txt

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+In the corresponding transformation spec: 
+
+Within "students", the "*" wildcard matches each individual student within the array.
+The second operation is "shift" to rearrange and map the transformed data to a new structure.
+The third operation is "remove" to remove the "email" field from the JSON structure.

Module 5/Explanations/Q8.txt

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+In the corresponding transformation spec: 
+
+For each specific name, there are further mappings:
+For "John Doe":
+"@(2,name)" represents the name property at the second level and is mapped to 
+"employees[&3].name".
+"#1000" represents a specific value and is mapped to "employees[&3].bonus", likewise for other.
+The second operation is "modify-overwrite-beta" to modify and overwrite the "bonus" field as an 
+integer.

Module 5/Explanations/Q9.txt

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+In the corresponding transformation spec: 
+
+In this simply using remove operation and removing the state field will yield the desired result.