bare essentials. It will take you between 5 and 10 minutes to go through it. Guide to the various query operators describes how to construct queries and combine expressions. Field types table lists the app Running the example Diving into the code More examples Contributing Patches Bugs Questions Query Examples Model Definitions Schema Creation Basic Exercises Joins and Subqueries Modifying Data Aggregation SQL Injection Window functions Retrieving row tuples / dictionaries / namedtuples Returning Clause Query operators Three valued logic Adding user-defined operators Expressions Foreign Keys Traversing

queries taken from the PostgreSQL exercises website [https://pgexercises.com]. Guide to the various query operators describes how to construct queries and combine expressions. Field types table lists the app Running the example Diving into the code More examples Contributing Patches Bugs Questions Query Examples Model Definitions Schema Creation Basic Exercises Joins and Subqueries Modifying Data Aggregation SQL Injection Window functions Retrieving row tuples / dictionaries / namedtuples Returning Clause Query operators Three valued logic Adding user-defined operators Expressions Foreign Keys Traversing

queries taken from the PostgreSQL exercises website [https://pgexercises.com]. Guide to the various query operators describes how to construct queries and combine expressions. Field types table lists the app Running the example Diving into the code More examples Contributing Patches Bugs Questions Query Examples Model Definitions Schema Creation Basic Exercises Joins and Subqueries Modifying Data Aggregation SQL Injection Window functions Retrieving row tuples / dictionaries / namedtuples Returning Clause Query operators Three valued logic Adding user-defined operators Expressions Foreign Keys Traversing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 1.5 Query Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 1.9 Query operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . extensions to Peewee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206 1.17 Query Builder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 1.5 Query Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 1.9 Query operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . extensions to Peewee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203 1.17 Query Builder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

reference Model Meta options Model instance reference QuerySet API reference Lookup API reference Query Expressions Conditional Expressions Database Functions Request and response objects Quick overview SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions Other: Supported databases | Legacy databases Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date

reference Model Meta options Model instance reference QuerySet API reference Lookup API reference Query Expressions Conditional Expressions Database Functions Request and response objects Quick overview SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions Other: Supported databases | Legacy databases Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date

SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions • Other: Supported databases | Legacy Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date Question.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Question matching query does not exist. # Lookup by a primary key is the most common case, so Django provides a # shortcut

reference Model Meta options Model instance reference QuerySet API reference Lookup API reference Query Expressions Conditional Expressions Database Functions Request and response objects Quick overview SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions Other: Supported databases | Legacy databases Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date

SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions • Other: Supported databases | Legacy Release 2.0.14.dev20190701080343 (continued from previous page) DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date Question.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Question matching query does not exist. # Lookup by a primary key is the most common case, so Django provides a # shortcut