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@ -80,6 +80,8 @@ and sign =
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| Times
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| Times
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| Divide
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| Divide
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(* pp = pretty print *)
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let rec pp_query fmt ast =
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let rec pp_query fmt ast =
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match ast with
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match ast with
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| Select(cols, table_exp) -> Format.fprintf fmt "%s" (String.cat "SELECT " (pp_columns cols) ^ pp_table_expression table_exp)
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| Select(cols, table_exp) -> Format.fprintf fmt "%s" (String.cat "SELECT " (pp_columns cols) ^ pp_table_expression table_exp)
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