internal override bool Apply(ExpressionMetadataChainItem expressionMetadataChainItem, ModelQueryBuildConfig config)
{
if (expressionMetadataChainItem.Expression.Arguments.Count > 1 &&
!base.Apply(expressionMetadataChainItem, config))
{
return(false);
}
var aggregationColumnName = RepositoryExpressionUtilities.GetAnyColumnName();
config.SelectQuery.Columns.Items.Clear();
config.SelectQuery.Columns.Items.Add(aggregationColumnName, new SelectQueryColumn()
{
Expression = new ColumnExpression()
{
AggregationType = AggregationType.Count,
ExpressionType = EntitySchemaQueryExpressionType.Function,
FunctionType = FunctionType.Aggregation,
FunctionArgument = new ColumnExpression()
{
ExpressionType = EntitySchemaQueryExpressionType.SchemaColumn,
ColumnPath = "Id"
}
}
});
return(true);
}
internal override bool Apply(ExpressionMetadataChainItem expressionMetadataChainItem, ModelQueryBuildConfig config)
{
var methodName = expressionMetadataChainItem.Expression.Method.Name;
var aggregationColumnName = RepositoryExpressionUtilities.GetAggregationColumnName(methodName);
config.SelectQuery.Columns.Items.Clear();
config.SelectQuery.Columns.Items.Add(aggregationColumnName, GetAggregationColumn(methodName, expressionMetadataChainItem.ExpressionMetadata.Parameter.ColumnPath));
return(true);
}
