Comments (1)
加引号是主要为了保证不和 SQL 关键词冲突,以及避免可能的 SQL 注入风险(目前应该没有这个风险,所有表名、字段名及它们的别名全都用正则判断是否为对应的 Java 变量名格式)。
} else if (!.equalsIgnoreCase(rsmd.getTableName(i))) {
可以改为
String sqlTable = config.getSQLTable();
if (config.isClickHouse()) {
sqlTable = "‘" + sqlTable + "‘";
}
...
} else if ( ! sqlTable .equalsIgnoreCase(rsmd.getTableName(i))) {
不过这种方式需要确定 JDBC 对 ClickHouse 返回的表名一定是以 ‘ 这个引号包裹的(可能在 不同版本 JDBC 或 不同版本 ClickHouse 或 ClickHouse 不同配置下 表现也不一致)
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