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Jan 27 2022 install Node.js in the VisionFive Fedora system. • play the BrowserQuest
Node.js Foundation Trademark Guidelines for the Node.js Marks
js trademarks including “Node.js” (the word mark in plain text or in logo form)
Track Overview
All University Graduates with prerequisites of basic programming skills HTML and CSS. 450. Hours around 3 months (learning and Node.js Developer.
Typeface Use
This report presents selected findings from the 2018 Node.js User Survey. • The primary objective of the research was to profile Node.js users and identify
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By many measures Node.js is the fastest growing and most significant development language right now. With 3.5 million users and an annual growth rate of 100%
Track Overview
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Node.js Everywhere
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Nodejs Application Developer’s Guide - MarkLogic
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MarkLogic Server
Node.js Application Developer's
Guide 1MarkLogic 10
June, 2019
Last Revised: 10.0-9, February, 2022
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 2Table of Contents
Node.js Application Developer's Guide
1.0 Introduction to the Node.js Client API ..........................................................9
1.1 Getting Started ........................................................................................................9
1.2 Required Software ................................................................................................14
1.3 Security Requirements ..........................................................................................15
1.3.1 Basic Security Requirements ....................................................................15
1.3.2 Controlling Document Access ..................................................................16
1.3.3 Evaluating Requests Against a Different Database ..................................16
1.3.4 Evaluating or Invoking Server-Side Code ................................................16
1.4 Terms and Definitions ..........................................................................................17
1.5 Key Concepts and Conventions ............................................................................18
1.5.1 MarkLogic Namespace .............................................................................18
1.5.2 Parameter Passing Conventions ................................................................18
1.5.3 Document Descriptor ................................................................................19
1.5.4 Supported Result Handling Techniques ...................................................19
1.5.5 Promise Result Handling Pattern ..............................................................20
1.5.6 Stream Result Handling Pattern ................................................................21
1.5.7 Streaming Into the Database .....................................................................22
1.5.8 Performing Point-in-Time Operations ......................................................23
1.5.9 Error Handling ..........................................................................................24
1.6 Creating a Database Client ...................................................................................25
1.7 Authentication and Connection Security ..............................................................26
1.7.1 Connecting to MarkLogic with SSL .........................................................27
1.7.2 Using SAML Authentication ....................................................................27
1.7.3 Using Certificate-Based Authentication ...................................................28
1.7.3.1 Obtaining a Client Certificate ...................................................28
1.7.3.2 Configuring Your App Server ...................................................29
1.7.3.3 Examples: Database Client Configuration ................................29
1.7.4 Using Kerberos Authentication ................................................................30
1.7.4.1 Configuring MarkLogic to Use Kerberos .................................30
1.7.4.2 Configuring Your Client Host for Kerberos .............................31
1.7.4.3 Creating a Database Client That Uses Kerberos .......................31
1.8 Using the Examples in This Guide .......................................................................31
2.0 Manipulating Documents .............................................................................33
2.1 Introduction to Document Operations ..................................................................33
2.2 Loading Documents into the Database .................................................................36
2.2.1 Overview ...................................................................................................36
2.2.2 Input Document Descriptors .....................................................................37
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 32.2.3 Calling Convention ...................................................................................38
2.2.4 Example: Loading A Single Document ....................................................39
2.2.5 Example: Loading Multiple Documents ...................................................40
2.2.6 Inserting or Updating Metadata for One Document .................................42
2.2.7 Automatically Generating Document URIs ..............................................43
2.2.8 Transforming Content During Ingestion ...................................................43
2.3 Reading Documents from the Database ................................................................44
2.3.1 Retrieving the Contents of a Document By URI ......................................45
2.3.2 Retrieving Metadata About a Document ..................................................46
2.3.3 Example: Retrieving Content and Metadata .............................................48
2.3.4 Transforming Content During Retrieval ...................................................50
2.4 Removing Content from the Database ..................................................................51
2.4.1 Removing Documents By URI .................................................................51
2.4.2 Removing Sets of Documents ...................................................................52
2.4.3 Removing All Documents ........................................................................53
2.5 Managing Collections of Objects and Documents ...............................................54
2.6 Performing a Lightweight Document Check ........................................................56
2.7 Conditional Updates Using Optimistic Locking ...................................................57
2.7.1 Understanding Optimistic Locking ...........................................................57
2.7.2 Enable Optimistic Locking .......................................................................58
2.7.3 Obtain a Version Id ...................................................................................59
2.7.4 Apply a Conditional Update .....................................................................60
2.8 Working with Binary Documents .........................................................................61
2.8.1 Type of Binary Documents .......................................................................61
2.8.2 Streaming Binary Content ........................................................................62
2.8.3 Retrieving Binary Content with Range Requests .....................................62
2.9 Working with Temporal Documents ....................................................................63
2.10 Working with Metadata ........................................................................................64
2.10.1 Metadata Categories .................................................................................64
2.10.2 Metadata Format .......................................................................................65
2.10.3 Working with Document Properties .........................................................67
2.10.4 Disabling Metadata Merging ....................................................................68
2.10.4.1 When to Consider Disabling Metadata Merging .......................68
2.10.4.2 How to Disable Metadata Merging ...........................................69
3.0 Patching Document Content or Metadata ....................................................70
3.1 Introduction to Content and Metadata Patching ...................................................70
3.2 Example: Adding a JSON Property ......................................................................72
3.3 Patch Reference ....................................................................................................73
3.3.1 insert ..........................................................................................................75
3.3.2 replace .......................................................................................................76
3.3.3 replaceInsert ..............................................................................................78
3.3.4 remove ......................................................................................................80
3.3.5 apply ..........................................................................................................81
3.3.6 library ........................................................................................................82
3.3.7 pathLanguage ............................................................................................82
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 43.3.8 collections .................................................................................................82
3.3.9 permissions ...............................................................................................83
3.3.10 properties ..................................................................................................83
3.3.11 quality .......................................................................................................83
3.3.12 metadataValues .........................................................................................83
3.4 Defining the Context for a Patch Operation .........................................................84
3.5 How Position Affects the Insertion Point .............................................................84
3.6 Patch Examples .....................................................................................................86
3.6.1 Preparing to Run the Examples ................................................................86
3.6.2 Example: Insert .........................................................................................87
3.6.3 Example: Replace .....................................................................................90
3.6.4 Example: ReplaceInsert ............................................................................93
3.6.5 Example: Remove .....................................................................................96
3.6.6 Example: Patching Metadata ....................................................................99
3.7 Creating a Patch Without a Builder ....................................................................102
3.8 Patching XML Documents .................................................................................103
3.9 Constructing Replacement Data on MarkLogic Server ......................................104
3.9.1 Overview of Replacement Constructor Functions ..................................105
3.9.2 Using a Builtin Replacement Constructor ..............................................106
3.9.3 Passing Parameters to a Replacement Constructor .................................107
3.9.4 Using a Custom Replacement Constructor .............................................107
3.9.5 Writing a Custom Replacement Constructor ..........................................108
3.9.6 Installing or Updating a Custom Replace Library ..................................109
3.9.7 Uninstalling a Custom Replace Library ..................................................110
3.9.8 Example: Custom Replacement Constructors ........................................111
3.9.9 Additional Operations .............................................................................116
4.0 Querying Documents and Metadata ...........................................................117
4.1 Query Interface Overview ..................................................................................117
4.2 Introduction to Search Concepts .........................................................................118
4.2.1 Search Overview .....................................................................................118
4.2.2 Query Styles ............................................................................................119
4.2.3 Types of Query .......................................................................................120
4.2.4 Indexing ..................................................................................................122
4.3 Understanding the queryBuilder Interface ..........................................................122
4.4 Searching with String Queries ............................................................................125
4.4.1 Introduction to String Query ...................................................................125
4.4.2 Example: Basic String Query .................................................................126
4.4.3 Using Constraints in a String Query .......................................................128
4.4.4 Example: Using Constraints in a String Query .......................................129
4.4.5 Using a Custom Constraint Parser ..........................................................131
4.4.6 Example: Custom Constraint Parser .......................................................132
4.4.6.1 Implementing the Constraint Parser ........................................132
4.4.6.2 Installing the Constraint Parser ...............................................133
4.4.6.3 Using the Custom Constraint in a String Query ......................133
4.4.7 Additional Information ...........................................................................135
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 54.5 Searching with Query By Example ....................................................................135
4.5.1 Introduction to QBE ................................................................................135
4.5.2 Creating a QBE with queryBuilder .........................................................136
4.5.3 Querying XML Content With QBE ........................................................138
4.5.4 Additional Information ...........................................................................139
4.6 Searching with Structured Queries .....................................................................140
4.6.1 Basic Usage .............................................................................................140
4.6.2 Example: Using Structured Query ..........................................................140
4.6.3 Builder Methods Taxonomy Reference ..................................................142
4.6.3.1 Basic Content Queries .............................................................143
4.6.3.2 Logical Composers ..................................................................145
4.6.3.3 Location Qualifiers ..................................................................145
4.6.3.4 Document Selectors .................................................................147
4.6.4 Query Parameter Helper Functions .........................................................147
4.6.5 Search Result Refiners ............................................................................149
4.7 Searching with Combined Query ........................................................................150
4.8 Searching Values Metadata Fields ......................................................................152
4.9 Querying Lexicons and Range Indexes ..............................................................152
4.9.1 Querying Values in a Lexicon or Range Index .......................................153
4.9.2 Finding Value Co-Occurrences in Lexicons ...........................................155
4.9.3 Building an Index Reference ..................................................................157
4.9.4 Refining the Results of a Values or Co-Occurrence Query ....................158
4.9.5 Analyzing Lexicons and Range Indexes with Aggregate Functions ......159
4.9.5.1 Aggregate Function Overview ................................................159
4.9.5.2 Using Builtin Aggregate Functions .........................................159
4.9.5.3 Using User-Defined Aggregate Functions ..............................160
4.10 Generating Search Facets ....................................................................................161
4.10.1 Defining a Simple Facet .........................................................................161
4.10.2 Naming a Facet .......................................................................................163
4.10.3 Including Facet Options ..........................................................................163
4.10.4 Defining Bucket Ranges .........................................................................163
4.10.5 Creating and Using Custom Constraint Facets .......................................164
4.11 Refining Query Results .......................................................................................165
4.11.1 Available Refinements ............................................................................165
4.11.2 Paginating Query Results ........................................................................166
4.11.3 Returning Metadata .................................................................................167
4.11.4 Excluding Document Descriptors or Values From Search Results ........167
4.11.5 Generating Search Snippets ....................................................................168
4.11.6 Transforming the Search Results ............................................................169
4.11.7 Extracting a Portion of Each Matching Document .................................170
4.12 Generating Search Term Completion Suggestions .............................................173
4.12.1 Understanding the Suggestion Interface .................................................173
4.12.2 Example: Generating Search Term Suggestions ....................................176
4.13 Loading the Example Data .................................................................................179
5.0 Using the Optic API for Relational Operations .........................................183
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 65.1 Introduction to the Optic Interfaces ....................................................................183
5.2 Interface Summary ..............................................................................................184
5.3 Preparing to Run the Examples ..........................................................................184
5.4 Generating a Plan ................................................................................................185
5.5 Invoking a Plan ...................................................................................................186
5.6 Configuring Row Set Format ..............................................................................189
5.6.1 Configuration Options ............................................................................189
5.6.2 Layout Examples ....................................................................................189
5.7 Streaming Row Data ...........................................................................................193
5.7.1 Object Mode Streaming ..........................................................................193
5.7.2 Chunked Mode Streaming ......................................................................195
5.7.3 Sequence Mode Streaming .....................................................................195
5.8 Passing Parameters into a Plan ...........................................................................197
5.9 Handling Complex Column Values ....................................................................197
5.10 Generating an Execution Plan .............................................................................198
5.11 Serializing a Plan ................................................................................................199
6.0 Working With Semantic Data ....................................................................201
6.1 Overview of Common Semantics Tasks .............................................................201
6.2 Loading Triples ...................................................................................................202
6.3 Querying Semantic Triples With SPARQL ........................................................204
6.4 Example: SPARQL Query ..................................................................................205
6.5 Managing Graphs ................................................................................................206
6.5.1 Creating or Replacing a Graph ...............................................................207
6.5.2 Adding Triples to an Existing Graph ......................................................207
6.5.3 Removing a Graph ..................................................................................208
6.5.4 Retrieving the Contents, Metadata, or Permissions of a Graph ..............209
6.5.5 Testing for Graph Existence ...................................................................210
6.5.6 Retrieving a List of Graphs .....................................................................211
6.6 Using SPARQL Update to Manage Graphs and Graph Data .............................211
6.7 Applying Inferencing Rules to a SPARQL Query or Update .............................213
6.7.1 Basic Inference Ruleset Usage ...............................................................213
6.7.2 Example: SPARQL Query With Inference Ruleset ................................214
6.7.3 Example: SPARQL Update With Inference Rulesets .............................214
6.7.4 Controlling the Default Database Ruleset ..............................................214
7.0 Managing Transactions ..............................................................................216
7.1 Transaction Overview .........................................................................................216
7.2 Creating a Transaction ........................................................................................217
7.3 Associating a Transaction with an Operation .....................................................218
7.4 Committing a Transaction ..................................................................................219
7.5 Rolling Back a Transaction .................................................................................219
7.6 Example: Using Promises With a Multi-Statement Transaction ........................220
7.7 Checking Transaction Status ..............................................................................220
7.8 Managing Transactions When Using a Load Balancer ......................................220
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 78.0 Extensions, Transformations, and Server-Side Code Execution ...............223
8.1 Ways to Extend and Customize the API .............................................................223
8.2 Working with Resource Service Extensions .......................................................224
8.2.1 What is a Resource Service Extension? ..................................................224
8.2.2 Creating a Resource Service Extension ..................................................225
8.2.3 Installing a Resource Service Extension .................................................225
8.2.4 Using a Resource Service Extension ......................................................227
8.2.5 Example: Installing and Using a Resource Service Extension ...............228
8.2.6 Retrieving the Implementation of a Resource Service Extension ..........231
8.2.7 Discovering Resource Service Extensions .............................................231
8.2.8 Deleting Resource Service Extensions ...................................................232
8.3 Working with Content Transformations .............................................................233
8.3.1 What is a Content Transformation? ........................................................233
8.3.2 Creating a Transformation ......................................................................234
8.3.3 Installing a Transformation .....................................................................234
8.3.4 Using a Transformation ..........................................................................235
8.3.5 Example: Read, Write, and Query Transforms .......................................237
8.3.5.1 Install the Transforms ..............................................................237
8.3.5.2 Use the Write Transform .........................................................238
8.3.5.3 Use the Read Transform ..........................................................240
8.3.5.4 Use the Query Transform ........................................................241
8.3.5.5 Read Transform Source Code .................................................243
8.3.5.6 Write Transform Source Code ................................................244
8.3.5.7 Query Transform Source Code ...............................................245
8.3.6 Discovering Installed Transforms ...........................................................246
8.3.7 Deleting a Transformation ......................................................................246
8.4 Error Reporting in Extensions and Transformations ..........................................247
8.4.1 Example: Reporting Errors in JavaScript ...............................................247
8.4.2 Example: Reporting Errors in XQuery ...................................................249
8.5 Evaluating Ad-Hoc Code and Server-Side Modules ..........................................250
8.5.1 Required Privileges .................................................................................250
8.5.2 Evaluating a Ad-Hoc Query ...................................................................251
8.5.3 Invoking a Module Installed on MarkLogic Server ................................253
8.5.4 Interpreting the Results of Eval or Invoke ..............................................255
8.5.5 Specifying External Variable Values ......................................................256
8.6 Managing Assets in the Modules Database ........................................................257
8.6.1 Overview of Asset Management .............................................................258
8.6.2 Installing or Updating an Asset ..............................................................260
8.6.3 Referencing an Asset from Server-Side Code ........................................260
8.6.4 Removing an Asset .................................................................................261
8.6.5 Retrieving an Asset List ..........................................................................261
8.6.6 Retrieving an Asset .................................................................................262
9.0 Administering REST API Instances ..........................................................263
9.1 What Is a REST API Instance? ...........................................................................263
MarkLogic Server Table of Contents
MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 89.2 Creating an Instance ............................................................................................264
9.3 Configuring Instance Properties .........................................................................264
9.4 Retrieving Configuration Information ................................................................266
9.5 Removing an Instance .........................................................................................266
10.0 Creating Data Services and Developer Actions in Node.js .......................267
10.1 Node.js Annotations for Declarations .................................................................268
10.2 Using Gulp to Generate Models .........................................................................269
10.3 Generated Modules .............................................................................................270
10.4 Expected Pattern of Use ......................................................................................270
11.0 Data Movement in the Node.js API ...........................................................272
11.1 Concurrency and Large Data Sets in Node.js .....................................................272
11.1.1 Optimal Concurrency ..............................................................................272
11.1.2 Detection of Server Factors ....................................................................273
11.1.3 IO With Node.js Streams ........................................................................273
11.1.4 Data Movement Functions ......................................................................274
11.2 Node-client-api - 2.8.0 ........................................................................................274
11.2.1 Ingesting Documents using - writeAll API .............................................274
11.2.1.1 writeAll (options) ....................................................................275
11.3 Node-client-api - 2.9.0 ........................................................................................279
11.3.1 Collecting Document uris - queryAll API ..............................................280
11.3.2 Exporting Documents - readAll API ......................................................284
11.3.2.1 queryToReadAll ......................................................................288
11.4 Node-client-api - 3.0.0 ........................................................................................289
11.4.1 Reprocessing Documents - transformAll API ........................................289
11.4.1.1 queryToTransformAll .............................................................293
11.4.2 Deleting Documents - removeAllUris API .............................................294
11.4.2.1 queryToRemoveAll .................................................................298
11.4.3 Exporting Rows - queryAll API .............................................................298
11.4.4 Signature Changes ..................................................................................304
12.0 Technical Support ......................................................................................306
13.0 Copyright ...................................................................................................308
MarkLogic Server Introduction to the Node.js Client API MarkLogic 10 - June, 2019Node.js Application Developer's Guide - Page 91.0 Introduction to the Node.js Client API
32The Node.js Client API enables you to create Node.js applications that can read, write, and query documents and semantic data in a MarkLogic database.
Getting Started
• Required Software • Security Requirements • Terms and Definitions • Key Concepts and Conventions • Creating a Database Client • Authentication and Connection Securityquotesdbs_dbs6.pdfusesText_11[PDF] preschool alphabet worksheets pdf
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