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Loader MySQL

Loader MySQL imports CSV data into MySQL database.

Data In/Data Out

Data In Upload all files in /data/in/files
Data Out N/A

Learn more: about the folder structure here.

Parameters

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Host (required) Name of the server that hosts the database.
Port (required) The port number you want to access. 
Database (required) Name of the database.
User (required) Account name. 
Password (required) Account password. 

 

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Enabled (optional) Checked if SSH required to connect to database. 
Private (optional) Private key. 
Public (optional) Public key.
SSH Host (optional) Name of SSH host.

 

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Input Table (required) The name of the input table you want to load to the database. 
DB Table Name (required) The name of the table that will be created in the database. 
Incremental Signifies if you want to load the data by overwriting whatever is in the database or incrementally.
Column (required)

Defines primary key column. Can be useddefined withfor table either when using incremental load.

load,

Incrementalor not.  Primary key constraint can be defined on multiple columns or one, but cannot contain NULL values. If incremental load withis primaryON, keythen - justonly rows with uniquenew primaryor keyupdated willrecords beare loaded.inserted.

 

If the incremental load is OFF but Primary keys withoutare incrementdefined, -then allthe rowsfull loaded,table is loaded (and will replace whatever is in destination DB), but Primary key columns setwill show as primaryPrimary keykeys also in loaderdestination willtable bestructure.

also primary keys in destination.

 

 

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Column Name (required) Refers to the column in the input CSV file.
DB Column Name (required) Refers to how this column will be named in the destination database.

Data Type (required)

 The data type used in the column.

Size (optional)

 The maximum number of digits used by the data type of the column or parameter.

Nullable (optional)

Checked if the column can contain NULLs.

 

If checked, then the data with empty strings are loaded as NULL values in destination database (in this case is_nullable = YES).

 

If unchecked and data contains empty strings, then loader returns an error message. For example: “Cannot insert the value NULL into column XY, column does not allow nulls. INSERT fails.”

 

All columns listed as primary keys should have is_nullable = NO (unchecked Nullable checkbox), otherwise loader throws an error “Cannot define PRIMARY KEY constraint on nullable column”.

 
Default Value (optional)

The default value is inserted for empty values in the column. For example,  inserts NULLs in destination columns database for empty strings in csv file. - inserts - for empty strings.

 

 

 

 

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