jingshanglu opened a new issue, #18370:
URL: https://github.com/apache/shardingsphere/issues/18370
### Which version of ShardingSphere did you use?
master
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
ShardingSphere-Proxy
### Expected behavior
```
ALTER READWRITE_SPLITTING RULE readwrite_ds
(WRITE_RESOURCE=write_ds,READ_RESOURCES(read_ds_0,read_ds_1),TYPE(NAME=FIXED_PRIMARY));
begin;
```
no error.
### Actual behavior
ERROR: java.lang.NullPointerException
### Reason analyze (If you can)
after run `distsql`
org.apache.shardingsphere.transaction.rule.TransactionRule#resources is null.
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule
configuration, when exception occur etc.
server.yaml
```
mode:
type: Standalone
repository:
type: File
props:
path: ./metafile
overwrite: false
rules:
- !AUTHORITY
users:
- root@%:root
- sharding@:sharding
provider:
type: ALL_PERMITTED
```
config-readwrite-splitting.yaml
```
databaseName: readwrite_splitting_db
dataSources:
write_ds:
url:
jdbc:opengauss://127.0.0.1:15432/test?serverTimezone=UTC&useSSL=false
username: gaussdb
password: Enmo@123
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
minPoolSize: 1
read_ds_0:
url:
jdbc:opengauss://127.0.0.1:15433/test?serverTimezone=UTC&useSSL=false
username: gaussdb
password: Enmo@123
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
minPoolSize: 1
read_ds_1:
url:
jdbc:opengauss://127.0.0.1:15433/test?serverTimezone=UTC&useSSL=false
username: gaussdb
password: Enmo@123
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
minPoolSize: 1
rules:
- !READWRITE_SPLITTING
dataSources:
readwrite_ds:
type: Static
props:
write-data-source-name: write_ds
read-data-source-names: read_ds_0,read_ds_1
loadBalancerName: random
loadBalancers:
random:
type: FIXED_PRIMARY
```
### Example codes for reproduce this issue (such as a github link).
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