ETLBox
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Summary here
PostgresConnectionManager
Class PostgresConnectionManager
Connection manager that describes an ETLBox connection to a Postgres Server.
Inheritance
PostgresConnectionManager
Inherited Members
Namespace: ETLBox.Postgres
Assembly: ETLBox.Postgres.dll
Syntax
public class PostgresConnectionManager : DbConnectionManager<NpgsqlConnection, NpgsqlTransaction, NpgsqlParameter>, IConnectionManager<NpgsqlConnection, NpgsqlTransaction>, IConnectionManager, IDisposableExamples
var postgresConnection = new PostgresConnectionManager("Server=localhost;Database=ETLBox_Logging;User Id=postgres;Password=etlboxpassword;");Constructors
PostgresConnectionManager()
Declaration
public PostgresConnectionManager()PostgresConnectionManager(PostgresConnectionString)
Declaration
public PostgresConnectionManager(PostgresConnectionString connectionString)Parameters
| Type | Name | Description |
|---|---|---|
| PostgresConnectionString | connectionString |
PostgresConnectionManager(string)
Declaration
public PostgresConnectionManager(string connectionString)Parameters
| Type | Name | Description |
|---|---|---|
| string | connectionString |
Properties
ConnectionType
The database type for the connection manager.
Declaration
public override ConnectionType ConnectionType { get; protected set; }Property Value
| Type | Description |
|---|---|
| ConnectionType |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.ConnectionType
MaxParameterSizeSql
Returns the maximum amount of parameters that can be passed into a sql query.
Declaration
public override int MaxParameterSizeSql { get; set; }Property Value
| Type | Description |
|---|---|
| int |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.MaxParameterSizeSql
QB
The quotation begin character that is used in the database. E.g. SqlServer uses: '[' and Postgres: '"'
Declaration
public override string QB { get; protected set; }Property Value
| Type | Description |
|---|---|
| string |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.QB
QE
The quotation end character that is used in the database. E.g. SqlServer uses: ']' and Postgres: '"'
Declaration
public override string QE { get; protected set; }Property Value
| Type | Description |
|---|---|
| string |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.QE
Methods
BulkDelete(ITableData)
Performs a bulk delete
Declaration
public override void BulkDelete(ITableData data)Parameters
| Type | Name | Description |
|---|---|---|
| ITableData | data | Batch of data |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.BulkDelete(ETLBox.ITableData)
BulkInsert(ITableData)
Performs a bulk insert
Declaration
public override void BulkInsert(ITableData data)Parameters
| Type | Name | Description |
|---|---|---|
| ITableData | data | Batch of data |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.BulkInsert(ETLBox.ITableData)
BulkSelect(ITableData, ICollection<string>, Action, Action, params Action<object>[])
Performs a bulk select
Declaration
public override void BulkSelect(ITableData data, ICollection<string> selectColumnNames, Action beforeRowReadAction, Action afterRowReadAction, params Action<object>[] rowActions)Parameters
| Type | Name | Description |
|---|---|---|
| ITableData | data | Batch of data needed for the where condition |
| ICollection<string> | selectColumnNames | Column names included in the select |
| Action | beforeRowReadAction | Action invoked before any data is read |
| Action | afterRowReadAction | Action invoked after all data is read |
| Action<object>[] | rowActions |
Overrides
BulkUpdate(ITableData, ICollection<string>, ICollection<string>)
Performs a bulk update
Declaration
public override void BulkUpdate(ITableData data, ICollection<string> setColumnNames, ICollection<string> joinColumnNames)Parameters
| Type | Name | Description |
|---|---|---|
| ITableData | data | Batch of data |
| ICollection<string> | setColumnNames | The column names used in the set part of the update statement |
| ICollection<string> | joinColumnNames | The column names to join for the update |
Overrides
CleanUpBulkInsert(string)
Called after the whole bulk insert operation to change back settings made to improve bulk insert performance
Declaration
public override void CleanUpBulkInsert(string tablename)Parameters
| Type | Name | Description |
|---|---|---|
| string | tablename |
Overrides
Clone()
Cretes a clone of the current connection manager
Declaration
public override IConnectionManager Clone()Returns
| Type | Description |
|---|---|
| IConnectionManager | A instance copy of the current connection manager |
Overrides
ETLBox.DbConnectionManager<Npgsql.NpgsqlConnection, Npgsql.NpgsqlTransaction, Npgsql.NpgsqlParameter>.Clone()
PrepareBulkInsert(string)
Performs preparations needed to improved performance of a bulk insert operation
Declaration
public override void PrepareBulkInsert(string tablename)Parameters
| Type | Name | Description |
|---|---|---|
| string | tablename |