TAILIEUCHUNG - The DataTable Class

The DataTable Class You use an object of the DataTable class to represent a table. You can also store multiple DataTable objects in a DataSet. Table shows some of the DataTable properties. | The DataTable Class You use an object of the DataTable class to represent a table. You can also store multiple DataTable objects in a DataSet. Table shows some of the DataTable properties. Table DataTable PROPERTIES PROPERTY TYPE DESCRIPTION CaseSensitive bool Gets or sets a bool value that indicates whether string comparisons within DataTable objects are case-sensitive. ChildRelations DataRelationCollection Gets the collection of relations DataRelationCollection that allows navigation from a parent table to a child table. A DataRelationCollection consists of DataRelation objects. Columns DataColumnCollection Gets the collection of columns DataColumnCollection that contains DataColumn objects that represent the columns in the DataTable object. Constraints ConstraintCollection Gets the collection of constraints ConstraintCollection that contains Constraint objects that represent primary key UniqueConstraint or foreign key constraints ForeignKeyConstraint in the DataTable object. DataSet DataSet Gets the DataSet to which the DataTable belongs. HasErrors bool Returns a bool value that indicates whether any of the rows in the DataTable have errors. PrimaryKey DataColumn Gets or sets an array of DataColumn objects that are the primary keys for the DataTable. Rows DataRowCollection Gets the collection of rows DataRowCollection that contains the DataRow objects stored in the DataTable. TableName string Gets or sets the name of the DataTable object. Table shows some of the DataTable methods. Table DataTable METHODS METHOD RETURN TYPE DESCRIPTION AcceptChanges void Commits all the changes made to the DataTable object since it was loaded or since the last time the AcceptChanges method was called. Clear void Removes all rows from the DataTable object. Clone DataTable Clones the structure of the DataTable object and returns that clone. Compute object Computes the given expression on the current rows that pass the filter criteria. GetChanges DataTable .

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