PostgreSQLQuery
This system keyword is used for select operations on PostgreSQL database. A maximum of 100 result records can be queried in the system.
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
Ip |
Yes |
String |
Database IP address. For a Huawei Cloud RDS instance, bind an EIP to the instance and ensure that the security group policy of the instance port is enabled to allow access. For details, see Connecting to an RDS for PostgreSQL Instance. |
Port |
Yes |
String |
Database port |
DB Name |
Yes |
String |
Database instance name |
User Name |
Yes |
String |
Username |
Password |
Yes |
String |
Password (The login password is personal information and must be defined as sensitive in the environment parameters.) |
Sql |
Yes |
String |
SQL query statement |
PostgreSQLQuery Response
Status: success
Parameter |
Type |
Description |
---|---|---|
[Array elements] |
Array of row objects |
Structure returned by the SQL query result list |
Parameter Description
Parameter |
Type |
Description |
---|---|---|
field1 |
String |
Database field 1 |
field2 |
Integer |
Database field 2 |
... |
String |
Database field n |
PostgreSQLQuery Response Example
[ { "name": "XXX", "id": "efdb403066474ab08836b9eeaaa23bca", "age": 18 }, { "name": "YYY", "id": "g582b0d966611486f918bedb9c711b14", "age": 20 } ]
PostgreSQLQuery Usage Example
Query the database table. A user data list is returned based on the system keyword. You can determine the return based on the service.
Determine the result in the returned list.
Query and collect user data. A user data list is returned.
Determine the result in the response extraction.
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