checkIfTableExists method
Implementation
Future<int?> checkIfTableExists(String tableName) async {
Database? db = await instance.database;
try {
var dbclient = await db;
int? count = Sqflite.firstIntValue(
await dbclient!.rawQuery("SELECT COUNT(*) FROM $tableName"));
return count;
} catch (e) {
return -1;
}
}