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indexbuilder's Introduction

IndexBuilder

Purpose:

  1. Split IndexBuilder from SearchAdsDemo
  2. Generate Forward Index and Inverted Index
  3. Store Forward Index in MySQL DB, Inverted Index in Memcached.

Run the project:

  1. Create two tables in Database "Searchads":
### Table: campaign

Columns:
campaignId  int(11) PK
budget      double

### Table: ad

Columns:
adId        int(11) PK
campaignId  int(11)
keyWords    varchar(1024)
bidPrice    double
price       double
thumbnail   mediumtext
description mediumtext
brand       varchar(1024)
detail_url  mediumtext
category    varchar(1024)
title       varchar(2048)
  1. Change
adsDataFilePath,
budgetDataFilePath,
memcachedServer,
mysqlHost,
mysqlDb,
mysqlUser,
mysqlPass

to your own value

  1. Start Memcached： In terminal, type in /usr/local/bin/memcached -d -p 11211

  2. Run Main.java file in project

Problem met:

Throw exception:

Data too long for column 'brand' at row 1.

Solution:

Change brand varchar(100) into brand varchar(1024)

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Watchers

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