content: package com.alibaba.druid.bvt.sql.schemaStat;
  
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.parser.SQLParserUtils;
  import com.alibaba.druid.sql.parser.SQLStatementParser;
  import com.alibaba.druid.sql.repository.SchemaRepository;
  import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
  import com.alibaba.druid.util.JdbcConstants;
  import junit.framework.TestCase;
  
  public class SchemaStatTest16 extends TestCase {
      public void test_schemaStat() throws Exception {
          SchemaRepository repository = new SchemaRepository(JdbcConstants.MYSQL);
  
          String sql = "SELECT\n" +
                  "\tid AS id,\n" +
                  "\tactivity_code AS activityCode,\n" +
                  "\tactivity_name AS activityName,\n" +
                  "\tstart_time AS startTime,\n" +
                  "\tend_time AS endTime,\n" +
                  "\t`state`,\n" +
                  "\tbonus_type AS bonusType,\n" +
                  "\tsend_num AS sendNum,\n" +
                  "\tpoints,\n" +
                  "\texchange_flag AS exchangeFlag,\n" +
                  "\texchange_points AS exchangePoints,\n" +
                  "\tauth_code_key AS authCodeKey,\n" +
                  "\tauth_code_key_repeat AS authCodeKeyRepeat,\n" +
                  "\t`type`,\n" +
                  "\tmobile_flag AS mobileFlag,\n" +
                  "\tactivity_code_list AS activityCodeList,\n" +
                  "\tregister_product_id AS registerProductId,\n" +
                  "\tadd_user AS addUser,\n" +
                  "\tadd_time AS addTime,\n" +
                  "\tmod_user AS modUser,\n" +
                  "\tdelete_flag AS deleteFlag\n" +
                  "FROM\n" +
                  "\ttb_activity\n" +
                  "WHERE\n" +
                  "\tid != 1\n" +
                  "AND id NOT IN (1, 2)\n" +
                  "and DATE_FORMAT(add_time, '%Y-%m-%d') = '2018-08-08';";
  
          SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, JdbcConstants.MYSQL);
          SQLStatement stmt = parser.parseStatementList().get(0);
  
          SchemaStatVisitor statVisitor = SQLUtils.createSchemaStatVisitor(repository);
          stmt.accept(statVisitor);
  
          System.out.println("Tables : " + statVisitor.getTables());
          System.out.println(statVisitor.getColumns());
  //        System.out.println(statVisitor.getGroupByColumns()); // group by
          System.out.println("relationships : " + statVisitor.getRelationships()); // group by
          System.out.println(statVisitor.getConditions());
  
          assertEquals(21, statVisitor.getColumns().size());
          assertEquals(3, statVisitor.getConditions().size());
          assertEquals(1, statVisitor.getFunctions().size());
  
          assertTrue(statVisitor.containsTable("tb_activity"));
          assertTrue(statVisitor.containsColumn("tb_activity", "id"));
      }
  }
  