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Snippet: Show column information using MySQL Connector/Python
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Problem

You have a query executed by MySQL Connector/Python and would like to show column information nicely on the console.

Solution

Every cursor object has a description property. This can be used to show information about the columns in a result set.

columns = []
maxnamesize = 0
for coldesc in cur.description:
    coldesc = list(coldesc)
    coldesc[2:6] = []
    columns.append(coldesc)
    namesize = len(coldesc[0])
    if namesize > maxnamesize:
        maxnamesize = namesize

fmt = "{{nr:3}} {{name:{0}}} {{type:12}} {{null}}".format(
    maxnamesize+1)
colnr = 1
for column in columns:
    (colname, fieldtype, nullok,
  [Read more...]
Showing entries 1 to 1

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