SAP DB:ODBC Przewodnik Instalacji Pobierz pdf (Strona 134)

mxODBC - Python ODBC Database Interface

.setcursoroption(option, value)

Sets a cursor option to a new value.

Only a subset of the possible option values defined by ODBC are available

since this method could otherwise easily cause mxODBC to segfault – it makes

changes possible which effect the way mxODBC interfaces to the ODBC

driver.

Only options with numeric values are currently supported.

Option Comment

SQL.ATTR_QUERY_TIMEOUT Sets the query timeout in seconds used for the cursor.

Queries that take longer raise an exception after the

timeout is reached.

Possible values:

Any positive integer or

SQL.QUERY_TIMEOUT_DEFAULT

Note that not all ODBC drivers support this option.

SQL.ATTR_ASYNC_ENABLE Enable asynchronous execution of commands.

Possible values:

SQL.ASYNC_ENABLE_OFF (default)

SQL.ASYNC_ENABLE_ON

SQL.ASYNC_ENABLE_DEFAULT

SQL.ATTR_MAX_LENGTH Maximum length of any fetched column. Default is no

limit.

Possible values:

Any positive integer or

SQL.MAX_LENGTH_DEFAULT (no limit)

SQL.ATTR_MAX_ROWS Limit the maximum number of rows to fetch in a result

set. Default is no limit.

Possible values:

Any positive integer or

SQL.MAX_ROWS_DEFAULT (no limit)

SQL.ATTR_METADATA_ID Tell the ODBC driver to interpret the catalog method

parameters as case-insensitive identifiers. Default is to

112

1 2 ... 129 130 131 132 133 134 135 136 137 138 139 ... 224 225

Brak uwag

SAP DB:ODBC Przewodnik Instalacji Strona 134