| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from pyignite import Client |
| from pyignite.datatypes import CharObject, ShortObject |
| |
| client = Client() |
| with client.connect('127.0.0.1', 10800): |
| |
| my_cache = client.get_or_create_cache('my cache') |
| |
| my_cache.put('my key', 42) |
| # value ‘42’ takes 9 bytes of memory as a LongObject |
| |
| my_cache.put('my key', 42, value_hint=ShortObject) |
| # value ‘42’ takes only 3 bytes as a ShortObject |
| |
| my_cache.put('a', 1) |
| # ‘a’ is a key of type String |
| |
| my_cache.put('a', 2, key_hint=CharObject) |
| # another key ‘a’ of type CharObject was created |
| |
| value = my_cache.get('a') |
| print(value) |
| # 1 |
| |
| value = my_cache.get('a', key_hint=CharObject) |
| print(value) |
| # 2 |
| |
| # now let us delete both keys at once |
| my_cache.remove_keys([ |
| 'a', # a default type key |
| ('a', CharObject), # a key of type CharObject |
| ]) |
| |
| my_cache.destroy() |