johnny2002 edited a comment on issue #7471: URL: https://github.com/apache/shardingsphere/issues/7471#issuecomment-699626194
```yaml # # 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. # dataSourceTemplates: template1: driver-class-name: com.mysql.jdbc.Driver username: root password: maxPoolSize: 50 minPoolSize: template2: driver-class-name: org.postgresql.Driver username: user1 password: pass123 maxPoolSize: 200 minPoolSize: 1 dataSources: ds_0: template: template1 url: jdbc:mysql://127.0.0.1:3306/demo_ds_0?serverTimezone=UTC&useSSL=false maxPoolSize: 60 #overrides 50 from template1 ds_1: template: template1 url: jdbc:mysql://127.0.0.1:3306/demo_ds_1?serverTimezone=UTC&useSSL=false ds_2: template: template2 url: jdbc:postgresql://localhost:5432,localhost:5433/postgres?loadBalanceHosts=true&characterEncoding=utf-8 rules: - !SHARDING shardingTables: - #Sample1: all tables Sharding by item_id should be under this group tables: t_order, t_order_item actualDataNodes: ds_${0..1}.${LOGIC_TABLE}${0..4} #${LOGIC_TABLE} will be replaced by INLINE strategy implementation tableStrategy: type: INLINE #Standard in house implementation #column: order_id columns: order_id #use columns to consolidate with "complex" config #algorithm-expression: t_order${order_id % 5} algorithm-expression: ${order_id % 5} #logic_table_name already been defined in "actualDataNodes", so no need to repeat it here, just define the expression to calculate ${0..4} in actualDataNodes - #Sample2: all tables Sharding by month of date should be under this group tables: t_access_log, t_sec_log tableStrategy: actualDataNodes: ds_${0..1}.${LOGIC_TABLE} # tables divided by date, so don't how many tables here. type: com.ibm.ibank.dmf.shardingshpere.ext.TxDateShardingAlgorithm #Customize sharding implementation columns: create_date defaultDatabaseStrategy: type: INLINE columns: user_id #algorithm-expression: ${order_id % 2} props: #use generic props, we can let developers pass any parameters to the under strategy implementation algorithm-expression: ${order_id % 2} defaultTableStrategy: type: INLINE columns: order_id #algorithm-expression: ${order_id % 2} props: algorithm-expression: ${order_id % 2} keyGenerateStrategies: - #sample1 tables: t_order column: order_id #keyGenerator: INCREMENT keyGenerator: #add type so that keyGenerator can be customized type: SNOWFLAK - #sample2 tables: t_order_item column: order_item_id keyGenerator: type: INCREMEN - #sample3 tables: t_user column: id keyGenerator: type: INCREMEN autoTables: #not really understand auto-tables currently, will optimize later!!! - tables: t_order_auto, t_order_item_auto actualDataSources: ds_0, ds_1 shardingStrategy: columns: order_id shardingAlgorithm: type: MOD props: sharding-count: 2 bindingTables: - t_order,t_order_item - t_access_log, t_sec_log broadcastTables: - t_config ``` ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
