Can't connect server Node to database MySQL in Kubernete

Error: getaddrinfo ENOTFOUND mysql-service
at Object.createConnectionPromise [as createConnection] (D:\Nodejs\Backend\node_modules\mysql2\promise.js:18:31)
at connectToDatabases (D:\Nodejs\Backend\db.js:21:39)
at startServer (D:\Nodejs\Backend\server.js:25:11)
at Object. (D:\Nodejs\Backend\server.js:43:1)
at Module._compile (node:internal/modules/cjs/loader:1565:14)
at Object…js (node:internal/modules/cjs/loader:1708:10)
at Module.load (node:internal/modules/cjs/loader:1318:32)
at Function._load (node:internal/modules/cjs/loader:1128:12)
at TracingChannel.traceSync (node:diagnostics_channel:322:14)
at wrapModuleLoad (node:internal/modules/cjs/loader:219:24) {
code: ‘ENOTFOUND’,
errno: -3008,
sqlState: undefined

mysql pod is working, node pod can’t connect to database