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Revision 92

Added by Aaron Marcuse-Kubitza over 12 years ago

Now allow empty rows. Added support for select statement limit.

View differences:

scripts/lib/sql.py
55 55 
        run_query(db, 'RELEASE SAVEPOINT '+savepoint)
56 56 
        return return_val
57 57 

  		




  58
  
  
    
def select(db, table, fields, conds):


  		




  
  58
  
    
def select(db, table, fields, conds, limit=None):


  		




  
  59
  
    
    assert type(limit) == int


  		




  59
  60
  
    
    check_name(table)


  		




  60
  61
  
    
    map(check_name, fields)


  		




  61
  62
  
    
    map(check_name, conds.keys())


  		




  ......




  69
  70
  
    
    query = 'SELECT '+', '.join(fields)+' FROM '+table


  		




  70
  71
  
    
    if conds != {}:


  		




  71
  72
  
    
        query += ' WHERE '+' AND '.join(map(cond, conds.iteritems()))


  		




  
  73
  
    
    if limit != None: query += ' LIMIT '+str(limit)


  		




  72
  74
  
    
    return run_query(db, query, conds.values())


  		




  73
  75
  
    

  		




  74
  76
  
    
def insert(db, table, row):


  		




  ......




  100
  102
  
    
    return col(run_query(db, 'SELECT * FROM '+table+' LIMIT 0'), 0)


  		




  101
  103
  
    

  		




  102
  104
  
    
def get(db, table, row, pkey, create=False, row_ct_ref=None):


  		




  103
  
  
    
    if row == []: raise EmptyRowException(table) # nothing to insert/filter by


  		




  104
  
  
    
    try: return value(select(db, table, [pkey], row))


  		




  
  105
  
    
    try: return value(select(db, table, [pkey], row, 1))


  		




  105
  106
  
    
    except StopIteration:


  		




  106
  107
  
    
        if not create: raise


  		




  107
  108
  
    
        # Insert new row


  		












  

    
      scripts/lib/xpath.py
    
  





  79
  79
  
    
            if parser.str_('"'):


  		




  80
  80
  
    
                value = parser.re(r'[^"]*')


  		




  81
  81
  
    
                parser.str_('"', required=True)


  		




  82
  
  
    
            else: value = parser.re(r'[\w.|]*')


  		




  
  82
  
    
            else: value = parser.re(r'[\w.]*')


  		




  83
  83
  
    
            set_value(tree, value)


  		




  84
  84
  
    
        


  		




  85
  85
  
    
        # Expand * abbrs


  		












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