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Extract Variables (Data)

KNIME Base Nodes version 4.0.2.v201909251340 by KNIME AG, Zurich, Switzerland

This node extracts variables from a given data connection

Input Ports

: Port object holding data connection (and variables).

Output Ports

: The variable values.

Best Friends (Incoming)

Extract Table Dimension (7 %)
Table Creator (6 %)
Inject Variables (Data) (4 %)
Empty Table Switch (3 %)
Column Filter (3 %) Streamable
GroupBy (3 %)
Math Formula (3 %) Streamable
CSV Reader (2 %)
Column List Loop Start (2 %)
Row Filter (2 %) Streamable
String Manipulation (2 %) Streamable
Excel Reader (XLS) (2 %) Streamable
Time to String (legacy) (2 %) Streamable
Chunk Loop Start (2 %)
IF Switch (2 %)
Variable to Table Row (1 %)
List Files (1 %)
Java Snippet (1 %) Streamable
Column Rename (1 %) Streamable
R Snippet (1 %)
Data to Report (< 1 %)
Variable to Table Column (< 1 %) Streamable
Table Column to Variable (< 1 %)
File Reader (< 1 %) Streamable
Loop End (< 1 %)
Group Loop Start (< 1 %)
Scorer (< 1 %)
~~Cell Splitter~~ (< 1 %) Deprecated
Constant Value Column (< 1 %) Streamable
Missing Value (< 1 %)
Sorter (< 1 %)
Rule-based Row Filter (< 1 %) Streamable
Statistics (< 1 %)
CASE Switch Data (Start) (< 1 %)
Java IF (Table) (< 1 %)
File Chooser (< 1 %)
Python Script (1⇒1) (< 1 %)
Benchmark Start (< 1 %)
File Meta Info (< 1 %)
Port to URI (< 1 %)
Unzip Files (< 1 %)
Upload (< 1 %)
Catch Errors (Data Ports) (< 1 %)
Extract Variables (Data) (< 1 %)
Table Row to Variable (< 1 %)
Database Reader (legacy) (< 1 %)
Line Reader (< 1 %)
Table Reader (< 1 %) Streamable
Counting Loop Start (< 1 %)
Interval Loop Start (< 1 %)
Variable Condition Loop End (< 1 %)
Hierarchical Clustering (< 1 %)
Decision Tree Predictor (< 1 %)
~~Logistic Regression Learner~~ (< 1 %) Deprecated
Regression Predictor (< 1 %)
~~Numeric Scorer~~ (< 1 %) Deprecated
Random Forest Learner (< 1 %)
Concatenate (< 1 %) Streamable
Auto-Binner (< 1 %)
Cell Replacer (< 1 %) Streamable
~~Number To String~~ (< 1 %) Deprecated
Extract Column Header (< 1 %)
Insert Column Header (< 1 %)
Column Resorter (< 1 %) Streamable
Row Splitter (< 1 %) Streamable
Reference Row Filter (< 1 %)
Joiner (< 1 %)
Partitioning (< 1 %)
Pivoting (< 1 %)
Rank (< 1 %)
RowID (< 1 %) Streamable
Column Splitter (< 1 %) Streamable
Transpose (< 1 %)
Value Counter (< 1 %)
Rule Engine (< 1 %) Streamable
Rule-based Row Splitter (< 1 %) Streamable
Data Explorer (< 1 %)
Numeric Outliers (< 1 %)
CASE Switch Data (End) (< 1 %)
End IF (< 1 %)
Extract Table Spec (< 1 %)
Send Email (< 1 %)
Timer Info (< 1 %)
SDF Reader (< 1 %)
Distance Matrix Calculate (< 1 %)
~~Excel Reader (XLS)~~ (< 1 %) StreamableDeprecated
Java Snippet (simple) (< 1 %)
~~Stanford tagger~~ (< 1 %) StreamableDeprecated
String To Term (< 1 %)
Column Filter (< 1 %)
Value Filter (< 1 %)
Date&Time Input (< 1 %)
String Input (< 1 %)
JSON Reader (< 1 %)
JSON to Table (< 1 %)
Image Properties (< 1 %) Streamable
~~Python Script (1⇒1)~~ (< 1 %) Deprecated
Python Source (< 1 %)
~~Multiple Selection Input QuickForm (legacy)~~ (< 1 %) Deprecated
GET Request (< 1 %) Streamable
Date&Time Difference (< 1 %) Streamable
Create Date&Time Range (< 1 %)
Extract Date&Time Fields (< 1 %) Streamable
Time Generator (legacy) (< 1 %)
Moving Aggregation (< 1 %)
String to Date/Time (legacy) (< 1 %) Streamable
XPath (< 1 %) Streamable
CountSorted (< 1 %)
Show all 108 recommendations

Best Friends (Outgoing)

Java Edit Variable (5 %)
Variable to Table Row (4 %)
Math Formula (4 %) Streamable
Database Reader (legacy) (3 %)
Variable to Table Column (3 %) Streamable
Inject Variables (Data) (3 %)
String Manipulation (Variable) (3 %)
Row Filter (3 %) Streamable
Create File Name (2 %)
Rule Engine Variable (2 %)
Merge Variables (2 %)
Table Creator (2 %)
Recursive Loop End (2 %)
Constant Value Column (2 %) Streamable
Java Edit Variable (simple) (2 %)
File Reader (1 %) Streamable
Send Email (1 %)
Excel Writer (XLS) (1 %)
Glide Grid Reader (1 %)
URL to File Path (Variable) (1 %)
Database Table Connector (legacy) (1 %)
List Files (1 %)
Numeric Binner (1 %) Streamable
Column Rename (Regex) (1 %) Streamable
GroupBy (1 %)
Rule-based Row Filter (1 %) Streamable
IF Switch (1 %)
Excel Sheet Appender (XLS) (1 %)
Python Script (1⇒1) (1 %)
GET Request (1 %) Streamable
Flow Variable IF Switch (< 1 %)
Read Variables (< 1 %)
FileFilter (< 1 %)
CSV Reader (< 1 %)
Model Reader (< 1 %)
Feature Selection Loop End (< 1 %)
Variable Loop End (< 1 %)
Column Filter (< 1 %) Streamable
String Manipulation (< 1 %) Streamable
Rule Engine (< 1 %) Streamable
Rule-based Row Splitter (< 1 %) Streamable
CASE Switch Variable (Start) (< 1 %)
CASE Switch Data (Start) (< 1 %)
Table to PDF (< 1 %)
External Tool (< 1 %)
Math Formula (Variable) (< 1 %)
Excel Reader (XLS) (< 1 %) Streamable
Java Snippet (simple) (< 1 %)
Text Output (< 1 %)
JSON Reader (< 1 %)
Date&Time-based Row Filter (< 1 %) Streamable
XML Reader (< 1 %)
Request (NTLM) (< 1 %)
~~Flow Variable IF Switch (Flow Variable Value)~~ (< 1 %) Deprecated
Create Collection Column (< 1 %) Streamable
Create Directory (< 1 %)
Delete Files (< 1 %)
URI to Port (< 1 %)
URL to File Path (< 1 %) Streamable
Breakpoint (< 1 %)
Wait... (< 1 %)
Catch Errors (Var Ports) (< 1 %)
Active Branch Inverter (< 1 %)
Extract Variables (Database) (< 1 %)
Extract Variables (Data) (< 1 %)
Inject Variables (Database) (< 1 %)
Table Column to Variable (< 1 %)
Image Writer (Port) (< 1 %)
CSV Writer (< 1 %) Streamable
Database SQL Executor (legacy) (< 1 %)
Database Writer (legacy) (< 1 %) Streamable
SQL Inject (legacy) (< 1 %)
Database Table Selector (legacy) (< 1 %)
Database Connector (legacy) (< 1 %)
Table Reader (< 1 %) Streamable
Java Snippet (< 1 %) Streamable
Loop End (< 1 %)
Counting Loop Start (< 1 %)
Interval Loop Start (< 1 %)
Variable Condition Loop End (< 1 %)
Generic Loop Start (< 1 %)
Recursive Loop End (2 ports) (< 1 %)
k-Means (< 1 %)
~~Tree Ensemble Learner~~ (< 1 %) Deprecated
Row Splitter (< 1 %) Streamable
Column Rename (< 1 %) Streamable
RowID (< 1 %) Streamable
Numeric Row Splitter (< 1 %)
Row Sampling (< 1 %)
Rule Engine Variable (Dictionary) (< 1 %)
Independent groups t-test (< 1 %)
End IF (< 1 %)
Line Plot (local) (< 1 %)
WrappedNode Output (< 1 %)
MySQL Connector (legacy) (< 1 %)
Counter Generation (< 1 %)
Empty Table Creator (< 1 %)
Random Number Assigner (< 1 %)
Math Formula (Multi Column) (< 1 %) Streamable
Java IF (Table) (< 1 %)
Java Snippet Row Filter (< 1 %) Streamable
Topic Extractor (Parallel LDA) (< 1 %)
PDF Parser (< 1 %)
Column Filter (< 1 %)
String Input (< 1 %)
Column Selection (< 1 %)
Multiple Selections (< 1 %)
Single Selection (< 1 %)
Generic JavaScript View (< 1 %)
Parameter Optimization Loop End (< 1 %)
~~Python Script (1⇒1)~~ (< 1 %) Deprecated
~~Python Edit Variable~~ (< 1 %) Deprecated
Python Script (2⇒1) (< 1 %)
~~Variable Output (legacy)~~ (< 1 %) Deprecated
R Source (Table) (< 1 %)
R to Table (< 1 %)
POST Request (< 1 %) Streamable
Create Date&Time Range (< 1 %)
Extract Date&Time Fields (< 1 %) Streamable
Date&Time Shift (< 1 %) Streamable
XML Row Combiner (< 1 %)
NTLM REST (< 1 %)
HTTP Retriever (< 1 %)
Show all 123 recommendations

Workflows

Installation

To use this node in KNIME, install KNIME Core from the following update site:

KNIME 4.0

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