CreateQuery test_02302 (children 3) Identifier test_02302 Columns definition (children 1) ExpressionList (children 1) ColumnDeclaration a (children 1) DataType UInt64 Storage definition (children 2) Function S3 (children 1) ExpressionList (children 3) Identifier s3_conn Function equals (children 1) ExpressionList (children 2) Identifier filename Literal \'test_02302_{_partition_id}\' Function equals (children 1) ExpressionList (children 2) Identifier format Identifier Parquet Identifier a