Question

public static final String TABLE_COMMENTS = "comments";
  public static final String COLUMN_ID = "_id";
  public static final String COLUMN_COMMENT = "comment";

// Database creation sql statement
  private static final String DATABASE_CREATE = "create table "
      + TABLE_COMMENTS + "(" + COLUMN_ID
      + " integer primary key autoincrement, " + COLUMN_COMMENT
      + " text not null);";

can any one pls explain what above line doing .Am new to android.Is TABLE_COMMENT a column in table that we are creating?Why we have used “(“?

Answer 1

TABLE_COMMENTS: name of table.

COLUMN_ID: Name of a auto increment ID field.

COLUMN_COMMENT: comment, name of a textfield column in the table

Why you have used”(“? Because that is the syntax