CDM Database Handler Class

A class for handling CDM database connections and operations

Methods

initialize(databaseId)

Initialize a new CDM database handler

loadConnection(loadConnectionChecksLevel)

Load database connection with specified check level

Active bindings

databaseId

The ID of the database

databaseName

The name of the database

databaseDescription

Description of the database

connectionHandler

Handler for database connections

vocabularyDatabaseSchema

Schema name for the vocabulary database

cdmDatabaseSchema

Schema name for the CDM database

connectionStatusLog

Log of connection status and operations

vocabularyInfo

Information about the vocabulary tables

CDMInfo

Information about the CDM structure

getTblVocabularySchema

Function to get vocabulary schema table

getTblCDMSchema

Function to get CDM schema table

Methods

Public methods

• CDMdbHandler$new()

• CDMdbHandler$finalize()

• CDMdbHandler$loadConnection()

• CDMdbHandler$clone()

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Method new()

Usage

CDMdbHandler$new(
  databaseId,
  databaseName,
  databaseDescription,
  connectionHandler,
  cdmDatabaseSchema,
  vocabularyDatabaseSchema = cdmDatabaseSchema,
  loadConnectionChecksLevel = "allChecks"
)

Arguments

databaseId

A text id for the database the it connects to

databaseName

A text name for the database the it connects to

databaseDescription

A text description for the database the it connects to

connectionHandler

A ConnectionHandler object

cdmDatabaseSchema

Name of the CDM database schema

vocabularyDatabaseSchema

(Optional) Name of the vocabulary database schema (default is cdmDatabaseSchema)

loadConnectionChecksLevel

(Optional) Level of checks to perform when loading the connection (default is "allChecks") Finalize method

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Method finalize()

Closes the connection if active. Reload connection

Usage

CDMdbHandler$finalize()

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Method loadConnection()

Updates the connection status by checking the database connection, vocabulary database schema, and CDM database schema.

Usage

CDMdbHandler$loadConnection(loadConnectionChecksLevel)

Arguments

loadConnectionChecksLevel

Level of connection checks to perform

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Method clone()

The objects of this class are cloneable with this method.

Usage

CDMdbHandler$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.