Index

Symbols

-> pattern operator, Followed-By

A

after, Suppressing Output With After

aggregation functions

custom plug-in, Aggregation Function
overview, Aggregation Functions

and pattern operator, And

annotation, Annotation

application-provided, Application-Provided Annotations
builtin, Built-In Statement Annotations
enumeration value, Annotations With Enumeration Values
interrogating, Interrogating Annotations

API

testing, Test and Assertion Support

arithmetic operators, Arithmetic Operators

array definition operator, Array Definition Operator

avro event representation, Event Representation: Avro Events (org.apache.avro.generic.GenericData.Record)

B

between operator, The 'Between' Keyword
binary operators, Binary Operators

C

case control flow function, The Case Control Flow Function

cast function, The Cast Function

array, Casting Arrays
date parsing, The Cast Function For Parsing Dates

class loader

compiler, OSGi, Class Loader, Class-For-Name
runtime, OSGi, Class Loader, Class-For-Name

class name resolution

compiler, OSGi, Class Loader, Class-For-Name
runtime, OSGi, Class Loader, Class-For-Name

coalesce function, The Coalesce Function

concatenation operators, Concatenation Operators

configuration

common, Configuration Common
compiler, Configuration Compiler
logging, Logging Configuration
overview, Overview
programmatic, Programmatic Configuration
runtime, Configuration Runtime
transient, Passing Services or Transient Objects
via XML, Configuration via XML File

Configuration class, Overview

constants, Data Type of Constants, Using Constants and Enum Types

context partition, Context Partition Administration

correlation, Correlation Derived-Value Window (correl or stat:correl)

create expression, Declaring Global Expressions, Aliases and Scripts: Create Expression

create index, Explicitly Indexing Named Windows and Tables

create schema, Declaring an Event Type: Create Schema

create window, insert, Populating a Named Window From an Existing Named Window

current_evaluation_context, The Current_Evaluation_Context Function

current_timestamp function, The Current_Timestamp Function

D

data types, Data Types

data window

correlation, Correlation Derived-Value Window (correl or stat:correl)
custom plug-in view, Data Window View and Derived-Value View
expiry expression batch window, Expiry Expression Batch Window (expr_batch or win:expr_batch)
expiry expression window, Expiry Expression Window (expr or win:expr)
externally-time batch window, Externally-timed Batch Window (ext_timed_batch or win:ext_timed_batch)
externally-timed window, Externally-timed Window (ext_timed or win:ext_timed)
first event, First Event Window (firstevent or std:firstevent)
first length window, First Length Window(firstlength or win:firstlength)
first time window, First Time Window (firsttime or win:firsttime)
first unique window, First Unique Window (firstunique or std:firstunique)
grouped data window, Grouped Data Window (groupwin or std:groupwin)
keep-all window, Keep-All Window (keepall or win:keepall)
last event window, Last Event Window (std:lastevent)
length batch window, Length Batch Window (length_batch or win:length_batch)
length window, Length Window (length or win:length)
overview, EPL Reference: Data Windows
ranked window, Ranked Window (rank or ext:rank)
regression, Regression Derived-Value Window (linest or stat:linest)
size window, Size Derived-Value Window (size) or std:size)
sorted window, Sorted Window (sort or ext:sort)
time batch window, Time batch Window (time_batch or win:time_batch)
time length batch window, Time-Length Combination Batch Window (time_length_batch or win:time_length_batch)
time window, Time Window (time or win:time)
time-accumulating window, Time-Accumulating Window (time_accum or win:time_accum)
time-order window, Time-Order Window (time_order or ext:time_order)
time-to-live window, Time-To-Live Window (timetolive or ext:timetolive)
unique window, Unique Window (unique or std:unique)
univariate statistics, Univariate Statistics Derived-Value Window (uni or stat:uni)
weighted average, Weighted Average Derived-Value Window (weighted_avg or stat:weighted_avg)

dataflow, Introduction

decorated event, Decorated Events

delete, Deleting Data

deployment

J2EE, When Deploying with J2EE
module, Module

derived-value window

overview, EPL Reference: Data Windows

dot operator, Dot Operator

duck typing, Dot Operator

dynamic event properties, Dynamic Event Properties

E

enum types, Using Constants and Enum Types

EPDeploymentService interface, Deploying and Undeploying Using EPDeploymentService

EPEventService interface, Processing Events and Time Using EPEventService

EPFireAndForgetService interface, Execute Fire-and-Forget Queries Using EPFireAndForgetService

EPL

from clause, Specifying Event Streams: The From Clause

group by clause, Organizing Statement Results into Groups: The Group-by Clause

having clause, Selecting Groups of Events: The Having Clause

initializing

initializing, Initializing Table Columns and Aggregation State

inner join, Outer, Left and Right Joins

insert into clause, Merging Streams and Continuous Insertion: The Insert Into Clause

join, Joining Event Streams

join, unidirectional, Unidirectional Joins

joining non-relational data via method, script or UDF invocation, Accessing Non-Relational Data via Method, Script or UDF Invocation

joining relational data via SQL, Accessing Relational Data via SQL

limit clause, Limiting Row Count: the Limit Clause

named window, Named Window Overview

deleting from, Deleting Data: The On Delete Clause, Deleting Data
inserting into, Inserting Into Named Windows, Inserting Data
populating from a named window, Populating a Named Window From an Existing Named Window
selecting from, Selecting From Named Windows
triggered select and delete using On Select Delete, Triggered Select+Delete: The On Select Delete Clause
triggered select using On Select, Triggered Select: The On Select Clause
updating, Updating Data: The On Update Clause, Updating Data

order by clause, Sorting Output: the Order By Clause

outer join, Outer, Left and Right Joins

outer join, unidirectional, Unidirectional Joins, Unidirectional Full Outer Joins

output control and stabilizing, Stabilizing and Controlling Output: The Output Clause

select clause, Choosing Event Properties and Events: The Select Clause

subqueries, Subqueries

table, Table Overview

initializing, Resetting Table Columns and Aggregation State, Initializing Table Columns and Aggregation State
inserting into, Inserting Into Tables
resetting, Resetting Table Columns and Aggregation State
selecting from, Selecting From Tables

variable, Variables and Constants

where clause, Specifying Search Conditions: The Where Clause

EPRuntime class, The EPRuntime Runtime Interface

EPRuntimeProvider class, Obtaining a Runtime From EPRuntimeProvider

EPStatement interface, Deploying and Undeploying Using EPDeploymentService

EPStatementObjectModel interface, Statement Object Model

escape, Escaping Strings

event

Avro representation, Event Representation: Avro Events (org.apache.avro.generic.GenericData.Record)
bulk, Coarse-Grained Events
coarse, Coarse-Grained Events
dynamic properties, Dynamic Event Properties
insert into, Event Objects Instantiated and Populated by Insert Into
Java object, Event Representation: Plain-Old Java Object Events
JSON representation, Event Representation: JSON Events
Map representation, Event Representation: java.util.Map Events
Object-array representation, Event Representation: Object-Array (Object[]) Events
properties, Event Properties
underlying representation, Event Underlying Java Objects
update, Updating, Merging and Versioning Events
version, Updating, Merging and Versioning Events
XML representation, Event Representation: org.w3c.dom.Node XML Events

event as a property, Event as a Property

event time, Controlling Time-Keeping

event type

declaring, Declaring an Event Type: Create Schema

event_identity_equals function, The Event_Identity_Equals Function

EventBean interface, Event and Event Type

EventType interface, Event and Event Type

every pattern operator, Every

every-distinct pattern operator, Every-Distinct

exists function, The Exists Function

expression

declaring, Declaring Global Expressions, Aliases and Scripts: Create Expression

expression alias, Expression Alias

expression batch window, Expiry Expression Batch Window (expr_batch or win:expr_batch)

expression declaration, Expression Declaration

expression window, Expiry Expression Window (expr or win:expr)

external time, Controlling Time-Keeping

externally-timed batch window, Externally-timed Batch Window (ext_timed_batch or win:ext_timed_batch)

externally-timed window, Externally-timed Window (ext_timed or win:ext_timed)

F

first event, First Event Window (firstevent or std:firstevent)

first length window, First Length Window(firstlength or win:firstlength)

first time window, First Time Window (firsttime or win:firsttime)

first unique window, First Unique Window (firstunique or std:firstunique)

followed-by pattern operator, Followed-By

from clause, Specifying Event Streams: The From Clause

functions

case control flow, The Case Control Flow Function
cast, The Cast Function
coalesce, The Coalesce Function
current_evaluation_context, The Current_Evaluation_Context Function
current_timestamp, The Current_Timestamp Function
event_identity_equals, The Event_Identity_Equals Function
exists, The Exists Function
grouping, The Grouping Function
grouping_id, The Grouping_Id Function
instance-of, The Instance-Of Function
istream, The Istream Function
max, The Min and Max Functions
min, The Min and Max Functions
previous, The Previous Function
previous count, The Previous-Count Function
previous tail, The Previous-Tail Function
previous window, The Previous-Window Function
prior, The Prior Function
type-of, The Type-Of Function
user-defined, Single-Row Function Reference, User-Defined Functions

G

group by clause, Organizing Statement Results into Groups: The Group-by Clause
grouping function, The Grouping Function
grouping_id function, The Grouping_Id Function
groupwin window, Grouped Data Window (groupwin or std:groupwin)

H

having clause, Selecting Groups of Events: The Having Clause

I

in set operator, The 'In' Keyword

index

spatial, Spatial Index - Quadtree

inlined-class declaration, Inlined-Class Declaration, Overview

inner join, Outer, Left and Right Joins

insert, Inserting Data

insert into clause, Merging Streams and Continuous Insertion: The Insert Into Clause

instance-of function, The Instance-Of Function

istream, The Istream Function

iterator, Using Iterators

J

JavaScript, Overview

join, Joining Event Streams

from clause, Specifying Event Streams: The From Clause
non-relational data via method, script or UDF invocation, Accessing Non-Relational Data via Method, Script or UDF Invocation
relational data via SQL, Accessing Relational Data via SQL

JSON event representation, Event Representation: JSON Events

K

keep-all window, Keep-All Window (keepall or win:keepall)
keywords, Reserved Keywords

L

lambda

expression alias, Expression Alias
expression declaration, Expression Declaration

last event window, Last Event Window (std:lastevent)

length batch window, Length Batch Window (length_batch or win:length_batch)

length window, Length Window (length or win:length)

like operator, The 'Like' Keyword

limit clause, Limiting Row Count: the Limit Clause

limiting output row count, Limiting Row Count: the Limit Clause

literals, Data Type of Constants

logical and comparison operators, Logical and Comparison Operators

M

map event representation, Event Representation: java.util.Map Events

match recognize

comparison, Comparison of Match Recognize and EPL Patterns
overview, Overview

match_recognize

operator precedences, Operator Precedence

max function, The Min and Max Functions

maximum-by, Maxby Aggregation Function

merge, Triggered Upsert Using the On-Merge Clause

method

spatial, Spatial Methods

methods

aggregation, Overview

date-time, Overview

plug-in, Date-Time Method

enumeration, Overview

plug-in, Enumeration Method

min function, The Min and Max Functions

minimum-by, Minby Aggregation Function

MVEL, Overview

N

named window, Named Window Overview

create index, Explicitly Indexing Named Windows and Tables
deleting from, Deleting Data: The On Delete Clause, Deleting Data
index, Explicitly Indexing Named Windows and Tables
inserting into, Inserting Into Named Windows, Inserting Data
merge, Triggered Upsert Using the On-Merge Clause
populating from a named window, Populating a Named Window From an Existing Named Window
selecting from, Selecting From Named Windows
triggered select and delete using On Select Delete, Triggered Select+Delete: The On Select Delete Clause
triggered select using On Select, Triggered Select: The On Select Clause
updating, Updating Data: The On Update Clause, Updating Data
upsert, Triggered Upsert Using the On-Merge Clause

named windows

overview, Overview

new, The 'New' Keyword

not pattern operator, Not

O

object-array event representation, Event Representation: Object-Array (Object[]) Events

on-delete, Deleting Data: The On Delete Clause

on-select, Triggered Select: The On Select Clause

on-select-delete, Triggered Select+Delete: The On Select Delete Clause

on-update, Updating Data: The On Update Clause

operators

arithmetic, Arithmetic Operators
array definition, Array Definition Operator
between, The 'Between' Keyword
binary, Binary Operators
concatenation, Concatenation Operators
dot (period), Dot Operator
in, The 'In' Keyword
like, The 'Like' Keyword
logical and comparison, Logical and Comparison Operators
new, The 'New' Keyword
regexp, The 'Regexp' Keyword

or pattern operator, Or

order by clause, Sorting Output: the Order By Clause

ordered, Sorted Aggregation Function

ordering output, Sorting Output: the Order By Clause

OSGi

compiler, OSGi, Class Loader, Class-For-Name
runtime, OSGi, Class Loader, Class-For-Name

outer join, Outer, Left and Right Joins

output

snapshot, Output Snapshot
suppressing output, Suppressing Output With After

output control and stabilizing clause, Stabilizing and Controlling Output: The Output Clause

output ordering, Sorting Output: the Order By Clause

output row count, Limiting Row Count: the Limit Clause

output when, Controlling Output Using an Expression

P

packaging

J2EE, When Deploying with J2EE
module, Module

pattern

filter event consumption, Controlling Event Consumption
filter expressions, Filter Expressions in Patterns
named window, Use With Named Windows and Tables
operator precedences, Operator Precedence
overview, Event Pattern Overview
table, Use With Named Windows and Tables
walkthrough, Event Pattern Walkthrough

pattern atom, Pattern Atoms

pattern guard, Pattern Guards

custom plug-in, Pattern Guard
timer-within, The timer:within Pattern Guard
timer-withinmax, The timer:withinmax Pattern Guard
while, The while Pattern Guard

pattern observer

custom plug-in, Pattern Observer
timer-at, Crontab (timer:at)
timer-interval, Interval (timer:interval)
timer-schedule, Schedule (timer:schedule)

pattern operator

and, And
every, Every
every-distinct, Every-Distinct
followed-by, Followed-By
not, Not
or, Or

PERL, Overview

PHP, Overview

plug-in

custom aggregation function, Aggregation Function
custom pattern guard, Pattern Guard
custom pattern observer, Pattern Observer
custom view, Data Window View and Derived-Value View
date-time method, Date-Time Method
enumeration method, Enumeration Method
single-row function, Single-Row Function

plug-in loader, Plug-In Loader

previous count function, The Previous-Count Function

previous function, The Previous Function

previous tail function, The Previous-Tail Function

previous window function, The Previous-Window Function

prior function, The Prior Function

pull API, Using Iterators

Python, Overview

R

ranked window, Ranked Window (rank or ext:rank)
regexp operator, The 'Regexp' Keyword
regression, Regression Derived-Value Window (linest or stat:linest)
relational databases, Accessing Relational Data via SQL
Ruby, Overview

S

safe iterator, Using Iterators

script

declaring, Declaring Global Expressions, Aliases and Scripts: Create Expression

script declaration, Script Declaration, Overview

select clause, Choosing Event Properties and Events: The Select Clause

single-row functions

custom plug-in, Single-Row Function

size window, Size Derived-Value Window (size) or std:size)

sorted, Sorted Aggregation Function

sorted window, Sorted Window (sort or ext:sort)

spatial

functions, Spatial Types, Functions and Methods from External Libraries
index, Spatial Index - Quadtree
intro, Overview
method, Spatial Methods
methods (external library), Spatial Types, Functions and Methods from External Libraries
types, Spatial Types, Functions and Methods from External Libraries

SQL, Accessing Relational Data via SQL

statement

receiving results, Receiving Statement Results
subscriber object, Setting a Subscriber Object

static Java methods, Single-Row Function Reference

subqueries, Subqueries

subscriber object, Setting a Subscriber Object

EPStatement, Using the EPStatement Parameter
multi-row, Multi-Row Delivery
no-parameter, No-Parameter Update Method
row-by-row, Row-by-Row Delivery

T

table, Table Overview

create index, Explicitly Indexing Named Windows and Tables
deleting from, Deleting Data
index, Explicitly Indexing Named Windows and Tables
initializing, Resetting Table Columns and Aggregation State, Initializing Table Columns and Aggregation State
inserting into, Inserting Into Tables, Inserting Data
merge, Triggered Upsert Using the On-Merge Clause
resetting, Resetting Table Columns and Aggregation State
selecting from, Selecting From Tables
updating, Updating Data
upsert, Triggered Upsert Using the On-Merge Clause

tables

overview, Overview

testing, Test and Assertion Support

threading, Runtime Threading and Concurrency

time

controlling, Controlling Time-Keeping
resolution, Time Resolution and Time Unit

time batch window, Time batch Window (time_batch or win:time_batch)

time length batch window, Time-Length Combination Batch Window (time_length_batch or win:time_length_batch)

time window, Time Window (time or win:time)

time-accumulating window, Time-Accumulating Window (time_accum or win:time_accum)

time-order window, Time-Order Window (time_order or ext:time_order)

time-to-live window, Time-To-Live Window (timetolive or ext:timetolive)

timer-at pattern observer, Crontab (timer:at)

timer-interval pattern observer, Interval (timer:interval)

timer-schedule pattern observer, Schedule (timer:schedule)

timer-within pattern guard, The timer:within Pattern Guard

timer-withinmax pattern guard, The timer:withinmax Pattern Guard

type-of function, The Type-Of Function

U

UDF

user-defined function, User-Defined Functions

unidirectional full outer joins, Unidirectional Full Outer Joins

unidirectional joins, Unidirectional Joins

unique window, Unique Window (unique or std:unique)

univariate statistics, Univariate Statistics Derived-Value Window (uni or stat:uni)

UnmatchedListener interface, Receiving Unmatched Events

update, Updating Data

UpdateListener interface, Adding Listeners

upsert, Triggered Upsert Using the On-Merge Clause

user-defined function, User-Defined Functions

user-defined single-row function, Single-Row Function Reference

Index

Symbols

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

R

S

T

U

V

W

X