db
Provides methods for working with Data Bases through ODBC.
Before using this module, make sure to install
unixodbc:- Windows - Install
Windows SDK - OS X -
brew install unixodbc - Linux -
sudo apt-get install unixodbc unixodbc-devorsudo dnf install unixODBC unixODBC-devel
## callProcedure
Calls a stored procedure.
** Usage example:**
// calls a procedure which expects two input parameters and one output parameter.
var result = db.callProcedure('test', 3, 4, undefined);
log.info(result);
Parameters:
Name | Type | Description |
|---|---|---|
name | String | Name of the procedure to call. |
args | ...Object | optional Procedure arguments. If procedure produces output parameters then these need to be specified using undefined. |
Returns:
Object - Procedure output if any.Executes SQL statement.
Any results from the query are discarded.
Parameters:
Name | Type | Description |
|---|---|---|
query | String | The query to execute. |
Executes SQL query and returns the result set.
Parameters:
Name | Type | Description |
|---|---|---|
query | String | The query to execute. |
Returns:
Object - The result set.Executes SQL query and returns the first column of the first row in the result set.
Parameters:
Name | Type | Description |
|---|---|---|
query | String | The query to execute. |
Returns:
Object - The first column of the first row in the result set, or null if the result set is empty.Sets DB connection string to be used by other methods.
This method doesn't actually open the connection as it's opened/closed automatically by query methods.
Example connection strings:
-
Driver={MySQL ODBC 5.3 UNICODE Driver};Server=localhost;Database=myDatabase; User=myUsername;Password=myPassword;Option=3;
- Driver={Oracle in instantclient_11_2};dbq=127.0.0.1:1521/XE;uid=myUsername; pwd=myPassword;Parameters:
Name | Type | Description |
|---|---|---|
connString | String | ODBC connection string. |
Last modified 7mo ago