Demetrius Murray 6 년 전
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8개의 변경된 파일193개의 추가작업 그리고 1개의 파일을 삭제
  1. 19
    0
      .idea/dataSources.xml
  2. 9
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      .idea/sqldialects.xml
  3. 6
    0
      .idea/vcs.xml
  4. 1
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      Part1
  5. 21
    0
      Part2
  6. 59
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      Part3
  7. 17
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      Part4
  8. 61
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      README.md

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.idea/dataSources.xml 파일 보기

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+<?xml version="1.0" encoding="UTF-8"?>
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+<project version="4">
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+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
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+    <data-source source="LOCAL" name="@localhost" uuid="3a58a6ef-d5bc-4ae6-915f-796d28da868b">
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+      <driver-ref>mysql</driver-ref>
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+      <synchronize>true</synchronize>
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+      <jdbc-driver>com.mysql.jdbc.Driver</jdbc-driver>
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+      <jdbc-url>jdbc:mysql://localhost:3306</jdbc-url>
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+      <driver-properties>
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+        <property name="autoReconnect" value="true" />
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+        <property name="zeroDateTimeBehavior" value="convertToNull" />
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+        <property name="tinyInt1isBit" value="false" />
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+        <property name="characterEncoding" value="utf8" />
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+        <property name="characterSetResults" value="utf8" />
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+        <property name="yearIsDateType" value="false" />
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+      </driver-properties>
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+    </data-source>
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+  </component>
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+</project>

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.idea/sqldialects.xml 파일 보기

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+<?xml version="1.0" encoding="UTF-8"?>
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+<project version="4">
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+  <component name="SqlDialectMappings">
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+    <file url="file://$PROJECT_DIR$/pokemon_sql/pokemon_pokemon_trainer.sql" dialect="MySQL" />
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+    <file url="file://$PROJECT_DIR$/pokemon_sql/pokemon_pokemons.sql" dialect="MySQL" />
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+    <file url="file://$PROJECT_DIR$/pokemon_sql/pokemon_trainers.sql" dialect="MySQL" />
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+    <file url="file://$PROJECT_DIR$/pokemon_sql/pokemon_types.sql" dialect="MySQL" />
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+  </component>
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+</project>

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.idea/vcs.xml 파일 보기

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+<?xml version="1.0" encoding="UTF-8"?>
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+<project version="4">
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+  <component name="VcsDirectoryMappings">
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+    <mapping directory="" vcs="Git" />
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+  </component>
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+</project>

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Part1 파일 보기

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+I connected.

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Part2 파일 보기

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+### Part 2: Simple Selects and Counts
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+
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+Directions: Write a sql query or sql queries that can answer the following questions
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+
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+* What are all the types of pokemon that a pokemon can have?
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+
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+        SELECT COUNT(id) FROM pokemon.types;
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+
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+* What is the name of the pokemon with id 45?
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+
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+        SELECT name FROM pokemon.pokemons WHERE id = 45;
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+
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+* How many pokemon are there?
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+
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+        SELECT COUNT(id) FROM pokemon.pokemons;
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+
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+* How many types are there?
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+
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+* How many pokemon have a secondary type?
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+
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+        SELECT COUNT(id) FROM pokemon.pokemons WHERE secondary_type IS NOT NULL;

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Part3 파일 보기

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+Directions: Write a sql query or sql queries that can answer the following questions
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+
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+
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+* What is each pokemon's primary type?
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+
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+        SELECT pokemon.pokemons.name, pokemon.types.name
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types ON pokemons.primary_type = types.id;
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+
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+* What is Rufflet's secondary type?
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+
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+        SELECT pokemons.name, pokemons.secondary_type, types.name
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemons.secondary_type = types.id
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+        WHERE pokemons.name = "Rufflet";
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+
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+* What are the names of the pokemon that belong to the trainer with trainerID 303?
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+
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+        SELECT pokemons.name FROM pokemon.pokemons
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+        JOIN pokemon.pokemon_trainer
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+        ON pokemons.id = pokemon_trainer.pokemon_id
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+        WHERE pokemon_trainer.trainerID = 303;
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+
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+* How many pokemon have a secondary type `Poison`
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+
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+        SELECT pokemon.types.name, COUNT(pokemon.pokemons.name) AS "Count - Type Poison"
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemon.pokemons.secondary_type = pokemon.types.id
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+        WHERE pokemon.types.name = "Poison";
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+
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+* What are all the primary types and how many pokemon have that type?
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+
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+        SELECT pokemon.types.name, COUNT(pokemon.pokemons.name) AS "Count"
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemons.primary_type = types.id
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+        GROUP BY pokemon.types.id;
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+
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+* How many pokemon at level 100 does each trainer with at least one level 100 pokemone have? (Hint: your query should not display a trainer
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+
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+        SELECT COUNT(pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        WHERE pokemon.pokemon_trainer.pokelevel = 100;
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+
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+        ...Not sure how to answer the "each" part of the question without showing trainers. So below is an alternative response that shows "each" trainer by trainerID.
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+
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+        SELECT COUNT(pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        WHERE pokemon.pokemon_trainer.pokelevel = 100
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+        GROUP BY pokemon_trainer.trainerID;
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+
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+* How many pokemon only belong to one trainer and no other?
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+  * the answer is 0.
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+
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+        SELECT COUNT(pokemon.pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        HAVING COUNT(pokemon_trainer.trainerID) = 1;

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Part4 파일 보기

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+Sort the data by finding out which trainer has the strongest pokemon so that this will act as a ranking of strongest to weakest trainer. You may interpret strongest in whatever way you want, but you will have to explain your decision.
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+
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+Explanation::
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+I sorted by average pokemon level of each trainers. Then trainers with the same level, I sorted by who has the most pokemon. Following that, i sorted in alphabetical order.
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+
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+SELECT ANY_VALUE(pokemon.pokemons.name),
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+       pokemon.trainers.trainername,
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+       ANY_VALUE(pokemon.pokemon_trainer.pokelevel),
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+       ANY_VALUE(type1.name),
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+       ANY_VALUE(type2.name)
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+FROM pokemon.pokemons
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+       CROSS JOIN pokemon.pokemon_trainer ON pokemon.pokemons.id = pokemon.pokemon_trainer.pokemon_id
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+       CROSS JOIN pokemon.trainers ON pokemon.trainers.trainerID = pokemon.pokemon_trainer.trainerID
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+       LEFT JOIN pokemon.types AS type1 ON pokemon.pokemons.primary_type = type1.id
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+       LEFT JOIN pokemon.types AS type2 ON pokemon.pokemons.secondary_type = type2.id
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+GROUP BY pokemon.trainers.trainername
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+ORDER BY AVG(pokemon.pokemon_trainer.pokelevel) DESC, COUNT(pokemon.trainers.trainername) DESC, pokemon.trainers.trainername

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README.md 파일 보기

@@ -22,23 +22,83 @@ From here you should have all the pokemon data in your mysql schema. Feel free t
22 22
 Directions: Write a sql query or sql queries that can answer the following questions
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 * What are all the types of pokemon that a pokemon can have?
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+
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+        SELECT COUNT(id) FROM pokemon.types;
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+        
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 * What is the name of the pokemon with id 45?
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+        
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+        SELECT name FROM pokemon.pokemons WHERE id = 45;
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+        
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 * How many pokemon are there?
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+
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+        SELECT COUNT(id) FROM pokemon.pokemons;
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+        
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 * How many types are there?
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+
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 * How many pokemon have a secondary type?
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+        SELECT COUNT(id) FROM pokemon.pokemons WHERE secondary_type IS NOT NULL;
30 41
 ### Part 3: Joins and Groups
31 42
 Directions: Write a sql query or sql queries that can answer the following questions
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33 44
 
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 * What is each pokemon's primary type?
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+
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+        SELECT pokemon.pokemons.name, pokemon.types.name
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types ON pokemons.primary_type = types.id;
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+        
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 * What is Rufflet's secondary type?
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+
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+        SELECT pokemons.name, pokemons.secondary_type, types.name
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemons.secondary_type = types.id
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+        WHERE pokemons.name = "Rufflet";
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+        
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 * What are the names of the pokemon that belong to the trainer with trainerID 303?
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+
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+        SELECT pokemons.name FROM pokemon.pokemons
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+        JOIN pokemon.pokemon_trainer
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+        ON pokemons.id = pokemon_trainer.pokemon_id
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+        WHERE pokemon_trainer.trainerID = 303;
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+        
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 * How many pokemon have a secondary type `Poison`
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+
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+        SELECT pokemon.types.name, COUNT(pokemon.pokemons.name) AS "Count - Type Poison"
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemon.pokemons.secondary_type = pokemon.types.id
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+        WHERE pokemon.types.name = "Poison";
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+                
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 * What are all the primary types and how many pokemon have that type?
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+
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+        SELECT pokemon.types.name, COUNT(pokemon.pokemons.name) AS "Count"
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+        FROM pokemon.pokemons
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+        JOIN pokemon.types
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+        ON pokemons.primary_type = types.id
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+        GROUP BY pokemon.types.id;
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+        
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 * How many pokemon at level 100 does each trainer with at least one level 100 pokemone have? (Hint: your query should not display a trainer
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-* How many pokemon only belong to one trainer and no other?
41 83
 
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+        SELECT COUNT(pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        WHERE pokemon.pokemon_trainer.pokelevel = 100;
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+        
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+Not sure how to answer the "each" part of the question without showing trainers. So below is an alternative response that shows "each" trainer by trainerID.
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+
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+        SELECT COUNT(pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        WHERE pokemon.pokemon_trainer.pokelevel = 100
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+        GROUP BY pokemon_trainer.trainerID;
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+        
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+* How many pokemon only belong to one trainer and no other?
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+  * the answer is 0.
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+ 
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+        SELECT COUNT(pokemon.pokemon_trainer.pokemon_id)
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+        FROM pokemon.pokemon_trainer
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+        HAVING COUNT(pokemon_trainer.trainerID) = 1;
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+        
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 ### Part 4: Final Report
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44 104
 Directions: Write a query that returns the following collumns: