CreateQuery test_dict_db table1 (children 4)
 Identifier test_dict_db
 Identifier table1
 Columns definition (children 1)
  ExpressionList (children 20)
   ColumnDeclaration col1 (children 1)
    DataType String
   ColumnDeclaration col2 (children 1)
    DataType Int16
   ColumnDeclaration col3 (children 1)
    DataType String
   ColumnDeclaration col4 (children 1)
    DataType Int32
   ColumnDeclaration col5 (children 1)
    DataType String
   ColumnDeclaration col6 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Float64
   ColumnDeclaration col7 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Float64
   ColumnDeclaration col8 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col9 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration col10 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration col11 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration col12 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration col13 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int32
   ColumnDeclaration col14 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col15 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col16 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col17 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col18 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col19 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType DateTime (children 1)
       ExpressionList (children 1)
        Literal \'UTC\'
   ColumnDeclaration col20 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList (children 5)
    Identifier col1
    Identifier col2
    Identifier col3
    Identifier col4
    Identifier col5
