a:2:{s:6:"SELECT";a:1:{i:0;a:5:{s:9:"expr_type";s:18:"aggregate_function";s:5:"alias";b:0;s:9:"base_expr";s:5:"COUNT";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:10:"expression";s:9:"base_expr";s:12:"DISTINCT bla";s:8:"sub_tree";a:2:{i:0;a:3:{s:9:"expr_type";s:8:"reserved";s:9:"base_expr";s:8:"DISTINCT";s:8:"sub_tree";b:0;}i:1;a:4:{s:9:"expr_type";s:6:"colref";s:9:"base_expr";s:3:"bla";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:3:"bla";}}s:8:"sub_tree";b:0;}}s:5:"alias";b:0;}}s:5:"delim";b:0;}}s:4:"FROM";a:1:{i:0;a:10:{s:9:"expr_type";s:5:"table";s:5:"table";s:3:"foo";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:3:"foo";}}s:5:"alias";b:0;s:5:"hints";b:0;s:9:"join_type";s:4:"JOIN";s:8:"ref_type";b:0;s:10:"ref_clause";b:0;s:9:"base_expr";s:3:"foo";s:8:"sub_tree";b:0;}}}
|