Documentation

Getting Started

Installation and Basic Uses

Cell Editing

Basic Data Types

Constants

Types of Cells

Multilevel Parameters

Option Syntax

Processing Common Data

esProc JDBC
Programming Logic & Basic Operations

Branches

Loop Statements

Sequence and Table Sequence

Using Sequences

Operations on TSeqs and RSeqs

Updating Table Sequences

Parameters and Variables

Loop Computations
Associative Operations

Creating a new or different TSeq

Grouping and Summarizing Data

Sorting and Ranking Data

Alignment Grouping and Enumeration Grouping

Associating Tables by the Foreign Key

Primary Key and Index
Database Management

Using SQL

Database Configuration

Database Connection Management

Database Update

Calling Database Stored Procedures

Transaction Isolation Levels
Advanced Coding

Code Block

Long Statements and Sub-statements

Creative Uses of Strings

Clearing Cell Values

Special Characters

Subroutines
Integration & Application

Command Line

Java Invocation

JDBC gateway

Deploying JDBC

License and Encryption

Deploying ODBC

HTTP service

SQL+
External Memory Computations

The Concept of Cursor

Basic Uses of Cursor

Cursor-based Aggregate Operations

Merge and Join Operations on Cursors

Methods of External Memory Grouping for Large Result Sets

Method of External Memory Sorting

Text Files

Bin Files

Group Cursor

Cross-cellset Cursor

Channel
Parallel Computing

The Built-in Parallelism

Multithreading

Multicursor operations
Heterogeneous Data Sources

Excel files

JSON data

XML data

Simple SQL

User-defined Functions
Cluster Computing

The Server

Cluster computations
Composite Tables

Generating a composite table

Accessing a composite table

Maintaining composite tables

Memory tables

Pseudo table

Cluster composite tables

Memory fault tolerance
Charts

The Basics

Coordinate Systems and Transformation

Coordinate Axes

The Axis Element

The Dot Element

The Line Element

The Column Element

The Sector Element

Text Element & Background Element

Web Integration and Hyperlink

Using Ready-made Graphs

Getting Started

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This introductory chapter explains how to start using esProc and the basic concepts in esProc.