MySQL Pocket Reference [2nd Edition]

Table of contents :
Table of Contents
Chapter 1. SQL Pocket Guide
Introduction
Organization of This Book
Platform notes
Conventions
Example Data
Using Code Examples
How to Contact Us
Safari® Books Online
Acknowledgments
Analytic Functions
CASE Expressions: Simple
CASE Expressions: Searched
CAST Function
CONNECT BY Queries
Core CONNECT BY Syntax
Creative CONNECT BY
WHERE Clauses with CONNECT BY
Joins with CONNECT BY
Sorting CONNECT BY Results
Loops in Hierarchical Data
Supporting Functions and Operators
Data Type Conversion
Data Types: Binary Integer
Data Types: Character String Data Types: DatetimeDB2
MySQL
Oracle
PostgreSQL
SQL Server
Data Types: Decimal
DB2's DECFLOAT Type
DECIMAL/NUMBER Type
Datetime Conversions: DB2
Datetime Conversions: MySQL
Date and Time Elements
TO_DAYS and FROM_DAYS
Unix Timestamp Support
Seconds in the Day
DATE_FORMAT and TIME_FORMAT
Datetime Conversions: Oracle
Datetime Conversions: PostgreSQL
Datetime Conversions: SQL Server
CAST and SET DATEFORMAT
CONVERT
DATENAME and DATEPART
DAY, MONTH, and YEAR
Datetime Functions: DB2
Datetime Functions: MySQL
Datetime Functions: Oracle
Getting Current Date and Time Rounding and TruncatingOther Oracle Datetime Functions
Datetime Functions: PostgreSQL
Getting Current Date and Time
Rounding and Truncating
Other PostgreSQL Datetime Functions
Datetime Functions: SQL Server
Deleting Data
Deleting in Order
Deleting All Rows
Deleting from Views and Subqueries
Returning Deleted Data: DB2
Returning Deleted Data: Oracle
Returning Deleted Data: SQL Server
Double-FROM
EXTRACT Function
GREATEST
Grouping and Summarizing
Aggregate Functions
GROUP BY
Listing the Detail Values
Reducing the GROUP BY List
Grouping Before the Join
HAVING
ROLLUP
CUBE GROUPING SETSRelated Functions
Hierarchical Queries
Recursive WITH
Tracking Your Depth
Breadth-First Versus Depth-First Sorting
Detecting Recursive Loops
Indexes, Creating
Indexes, Removing
Inserting Data
Single-Row Inserts
Multirow Inserts
Insert Targets
Subquery Inserts
Returning Inserted Values: DB2
Returning Inserted Values: Oracle
Returning Inserted Data: SQL Server
Multitable Inserts
Unconditional multitable insert
Conditional multitable insert
ALL versus FIRST
Joining Tables
The Concept of a Join
Cross Joins
Inner Joins
The USING Clause
Natural Joins Non-Equi-JoinsOuter Joins
Left outer joins
Interpreting nulls in an outer join
Right outer joins
Full outer joins
Vendor-specific outer join syntax
LEAST
Literals
Text Literals
Numeric Literals
Datetime Literals
Datetime Interval Literals
Merging Data
Nulls
Predicates for Nulls
Using CASE with Nulls
Using the COALESCE Function
Functions for Nulls: DB2
Functions for Nulls: MySQL
Functions for Nulls: Oracle
Functions for Nulls: PostgreSQL
Functions for Nulls: SQL Server
Numeric Conversions: DB2
Numeric Conversions: MySQL
Numeric Conversions: Oracle

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