text: exports.up = function(knex) {
      return knex.schema.createTable("comments", comments => {
          comments.increments("Comment_ID")
          comments.string("Comment_Text", 500).notNullable();
          comments.integer("Comment_User_ID").notNullable().unsigned().references("User_ID")
          .inTable("users")
          .onDelete("CASCADE")
          .onUpdate("CASCADE");
          comments.timestamp("Comment_Created_At").notNullable().defaultTo(knex.fn.now());
          comments.integer("Comment_Post_ID").notNullable().unsigned().references("Post_ID")
          .inTable("posts")
          .onDelete("CASCADE")
          .onUpdate("CASCADE");
      })
    
  };
  
  exports.down = function(knex, Promise) {
      return knex.schema.dropTableIfExists("comments");
    };
  
  
  
  
  
  
  
  
  