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C1.AdoNet.CSV.C1CSVCommand

C1CSVCommand Class

C1CSVCommand contains all the necessary information to fully specify a CSV command and execute it.

Namespace: C1.AdoNet.CSV
Assembly: C1.AdoNet.CSV.dll
Syntax
public sealed class C1CSVCommand : C1CommandBase<C1CSVCommand>, IComponent, IDbCommand, IDisposable, IAsyncDisposable, ICloneable

Constructors

Name Description
C1CSVCommand()

Create a C1CSVCommand instance.

C1CSVCommand(C1CSVConnection)

Create a C1CSVCommand instance with a connection.

C1CSVCommand(C1CSVConnection, string)

Create a C1CSVCommand instance with a connection and a command text.

Properties

Name Description
CanGetNextData

To check whether or not more data can be retrieved from the source as the result of executing this C1CSVCommand.

CommandTimeout

Gets or sets the wait time before terminating the attempt to execute a command and generating an error.

CommandType

Indicates or specifies how the CommandText property is interpreted.

DbConnection

Gets or sets the DbConnection used by this DbCommand.

DesignTimeVisible

Gets or sets a value indicating whether the command object should be visible in a customized interface control.

UpdatedRowSource

Gets or sets how command results are applied to the DataRow when used by the Update method of a DbDataAdapter.

Methods

Name Description
ExecuteBatchCoreAsync(IList<ISQLStatement>, CancellationToken)

Execute a list of nonquery in Batch.

ExecuteNonQueryCoreAsync(ISQLStatement, CancellationToken, SourceTable)

The core method provided to execute a non-query statement.

ExecutePrimitiveSqlAsync(SelectStatement, CancellationToken, bool)

Execute selectStmt directly in the CSV server.

GetColumnNames(string)

Get list of column names for table

GetNextResultAsync(CancellationToken)

Request to get more rows result considering the last executed command.

GetPrimaryColumnNames(string)

Get list of primary column name.

GetRequiredColumnNames(string, IList<AssignExpression>)

Get the column names used to identify a specific row into update/delete query.

Prepare()

Creates a prepared (or compiled) version of the command on the data source.

SupportBatch(IEnumerator<ISQLStatement>)

Virtual method to check whether or not statements can be executed directly as a batch operation on the server pointed by the connection used by this command.

SupportColumnExpression(SelectStatement)

To check whether or not selectStmt can be executed directly on the CSV server considering the selected column expressions.

SupportDelete(DeleteStatement)

To check whether or not deleteStmt can be executed directly on the CSV server.

SupportGroupBy(GroupbyClause)

To check whether or not groupby can be executed directly on the CSV server.

SupportInsert(InsertStatement)

To check or not if insertStmt can be executed directly on the CSV server.

SupportJoin(SelectStatement)

To check whether or not joinStatement can be executed directly on the CSV server.

SupportLimit(SelectStatement)

To check whether or not limit and offset can be executed directly on the CSV server.

SupportOrderBy(IList<OrderbyColumn>)

To check whether or not orderby can be executed directly on the CSV server.

SupportUpdate(UpdateStatement)

To check whether or not updateStatement can be executed directly on the CSV server.

SupportWhere(IExpression)

To check whether or not where can be executed directly on the CSV server.

ValidateStatement(ISQLStatement)

Validate for all type of statement.