CreateQuery sample_prewhere (children 3) Identifier sample_prewhere Columns definition (children 1) ExpressionList (children 3) ColumnDeclaration date (children 1) DataType Date ColumnDeclaration id (children 1) DataType Int32 ColumnDeclaration time (children 1) DataType Int64 Storage definition (children 4) Function MergeTree Identifier date Function tuple (children 1) ExpressionList (children 3) Identifier id Identifier time Function intHash64 (children 1) ExpressionList (children 1) Identifier time Function intHash64 (children 1) ExpressionList (children 1) Identifier time