platform/experiment/db/bin/pg_main.dart

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2022-07-30 15:08:38 +00:00
import 'dart:io';
import 'package:postgres/postgres.dart';
void main() async {
/*
* Granting permission in postgres
* grant all privileges on database orm_test to test;
* grant all privileges on sequence users_id_seq to test;
*/
print("=== Start 'postgres' driver test");
await testPgDriver().catchError((error, stackTrace) {
print(error);
});
print("=== End test");
print(" ");
exit(0);
}
Future<void> testPgDriver() async {
var conn = PostgreSQLConnection('localhost', 5432, 'orm_test',
username: 'test', password: 'test123');
await conn.open();
print(">Test Select All");
var result = await conn.query("SELECT * from users");
print("Total records: ${result.length}");
for (var row in result) {
print(row[0]);
for (var element in row) {
print(element);
}
}
print(">Test Insert");
var params = {
"username": "test",
"password": "test123",
"email": "test@demo.com",
"updatedAt": DateTime.parse("1970-01-01 00:00:00")
};
result = await conn.query(
"INSERT INTO users (username, password, email, updated_at) VALUES (@username, @password, @email, @updatedAt)",
substitutionValues: params);
//print("Last inserted ID: ${result.}");
//print(">Test Select By ID");
//result = await conn.query("SELECT * from users where id=@id",
// substitutionValues: {"id": result});
//print("Read record: ${result.length}");
}