1/这个应该跟数据库结构变化有关..2/两个系统的时间格式定义不一致...DBDATE 设置一下环境变量DBDATE
Comparing to an empty string The gateway passes literal empty strings to the Informix database without any conversion. If you intended an empty string to represent a null value, Informix does not process the statement that way; it uses the empty string. You can avoid this problem by using NU...
出错的表的数据先不导入，dbimport完成后单独load
-491 DBNLS not set (LC_COLLATE must be string_value). -492 LANG or LC_COLLATE environment variable invalid. -493 DBNLS not set (LC_CTYPE must be string_value). -494 LANG or LC_CTYPE environment variable invalid. -495 LANG or LC_MONETARY environment variable invalid. -496 LANG or LC_...
convert(string using conversion_name) text 使用指定的转换名字改变编码。转换可以通过 CREATE CONVERSION 定义。当然系统里有一些预定义的转换名字。参阅 Table 9-8 获取可用的转换名。 convert('PostgreSQL' using iso_8859_1_to_utf_8) Unicode (UTF-8) 编码的'PostgreSQL' ...
2 string[start, end] Substring operator [] SUBSTR(string, start, end - start + 1) string[start] SUBSTR(string, start, 1) 3 exp::datatype Cast exp to datatype CAST(exp AS datatype) 4 DATETIME(datetime) YEAR TO FRACTION DATETIME literal TIMESTAMP 'datetime' DATETIME(date) YEAR ...
theResultSetMetaDataOptionsproperty to 1, the Informix driver performs additional processing to determine the correct table name for each column in the result set when theResultSetMetaData.getTableName()method is called. Otherwise, thegetTableNames()method may return an empty string for each column ...
- If an error occurs while reading the InformixSink. preCopyScript public Object preCopyScript() Get the preCopyScript property: A query to execute before starting the copy. Type: string (or Expression with resultType string). Returns: the preCopyScript value.to...
11)INTERVAL(DATE/DATETIME EXPRESSION)FIRST TO LAST 返回表达式代表的时间间隔值 12)EXTEND(DATE/DATETIME EXPRESSION,[FIRST TO LAST])返回经过调整的日期或日期时间值 select current year to second from systables To_char函数将datetime和date值转化为字符值。
The new flag,rtrimwill trim trailing white space on the input string. It is applied by adding the trim option to thecoptsorcopts_stringparameter when invoking the variousregex_<xxx>()functions. For more information, seeDatabase Extensions User's Guide. ...