Java Code Examples for com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils

The following examples show how to use com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: Mycat2   Source File: UserSqlHighStat.java    License: GNU General Public License v3.0 5 votes vote down vote up
public String mergeSql(String sql) {
  try {
    String newSql = ParameterizedOutputVisitorUtils.parameterize(sql, "mysql");
    return fixSql(newSql);
  } catch (Exception e) {
    LOGGER.warn("user sql high parse:{} error",sql, e);
    return null;
  }
}
 
Example 2
Source Project: fiery   Source File: SQLStatistic.java    License: Apache License 2.0 4 votes vote down vote up
public void addSqlMap(String sqlStr, Long hour, Double costTime) {

        if (sqlStr == null || sqlStr.trim().length() == 0) {
            return;
        }

        //clean up the parameter of sql
        String sqlStrPure = SQLUtils.format(sqlStr, JdbcConstants.MYSQL);
        sqlStrPure = ParameterizedOutputVisitorUtils.parameterize(sqlStrPure, JdbcConstants.MYSQL);
        sqlStrPure = sqlStrPure.replaceAll("\\s+", " ");

        SimHash hash1;
        try {
            hash1 = new SimHash(sqlStrPure, 64);
        } catch (Exception e) {
            log.debug(e.getMessage());
            return;
        }

        boolean issame = false;
        for (Map.Entry<SQLKey, Map<Long, SqlStatisticStruct>> entry : _sqlMap.entrySet()) {

            Integer similityThreadHold;
            if (sqlStrPure.length() < 100) {
                similityThreadHold = 8;
            } else if (sqlStrPure.length() < 500) {
                similityThreadHold = 5;
            } else {
                similityThreadHold = 3;
            }

            if (entry.getKey().getHash().hammingDistance(hash1) <= similityThreadHold) {
                addHourMap(entry.getValue(), entry.getKey().getSql(), hour, costTime);
                issame = true;
                break;
            }
        }
        if (!issame) {
            Map<Long, SqlStatisticStruct> hourMap = new HashMap<Long, SqlStatisticStruct>();
            addHourMap(hourMap, sqlStr, hour, costTime);
            SQLKey sqlKey = new SQLKey();
            sqlKey.setHash(hash1);
            sqlKey.setPureSql(sqlStrPure);
            sqlKey.setSql(sqlStr);
            _sqlMap.put(sqlKey, hourMap);
        }
    }
 
Example 3
Source Project: Mycat2   Source File: SqlResultSizeRecorder.java    License: GNU General Public License v3.0 4 votes vote down vote up
public String mergeSql(String sql) {

String newSql = ParameterizedOutputVisitorUtils.parameterize(sql, "mysql");
return fixSql( newSql );
  }
 
Example 4
Source Project: dble   Source File: StatSqlParser.java    License: GNU General Public License v2.0 4 votes vote down vote up
public String mergeSql(String sql) {

        String newSql = ParameterizedOutputVisitorUtils.parameterize(sql, "mysql");
        return fixSql(newSql);
    }