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Viewing changes to server/sql_show.cc

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server/sql_show.cc
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      if lookup value is empty string then
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      it's impossible table name or db name
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    */
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    if (lookup_field_vals.db_value.str &&
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        !lookup_field_vals.db_value.str[0] ||
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        lookup_field_vals.table_value.str &&
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        !lookup_field_vals.table_value.str[0])
 
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    if ((lookup_field_vals.db_value.str && !lookup_field_vals.db_value.str[0]) ||
 
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        (lookup_field_vals.table_value.str && !lookup_field_vals.table_value.str[0]))
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    {
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      error= 0;
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      goto err;