// [END bigtable_filters_limit_col_family_regex]
// [START bigtable_filters_limit_col_qualifier_regex]
/// <summary>
/// /// Read using a qualifier regex filter from an existing table.
///</summary>
/// <param name="projectId">Your Google Cloud Project ID.</param>
/// <param name="instanceId">Your Google Cloud Bigtable Instance ID.</param>
/// <param name="tableId">Your Google Cloud Bigtable table ID.</param>
public string filterLimitColQualifierRegex(
String projectId, String instanceId, String tableId)
{
// A filter that matches cells whose column qualifier satisfies the given regex
RowFilter filter = RowFilters.ColumnQualifierRegex("connected_.*$");
return(readFilter(projectId, instanceId, tableId, filter));
}
public void Condition()
{
var filter = RowFilters.Condition(
RowFilters.ColumnQualifierRegex("last_name"),
RowFilters.RowSample(0.5),
RowFilters.FamilyNameExact("address"));
Assert.NotNull(filter.Condition);
Assert.Equal(
RowFilters.ColumnQualifierRegex("last_name"),
filter.Condition.PredicateFilter);
Assert.Equal(RowFilters.RowSample(0.5), filter.Condition.TrueFilter);
Assert.Equal(RowFilters.FamilyNameExact("address"), filter.Condition.FalseFilter);
}
public void ColumnQualifierRegex()
{
var filter = RowFilters.ColumnQualifierRegex("123");
Assert.Equal(ByteString.CopyFromUtf8("123"), filter.ColumnQualifierRegexFilter);
}