在COBOL程序中,如何通过DBMaster的DCI将NULL插入CHAR类型字段?(DBMR2557)
用户可使用以下三个DCI配置变量将NULL插入CHAR类型字段:
DCI_NULL_ON_SPACE_CHAR
DCI_NULL_ON_ILLEGAL_DATE
DCI_NULL_ON_ILLEGAL_DATA
此外,用户还可以使用以下语句动态设置这三个变量。
CALL "DCI_SETENV" USING "DCI_NULL_ON_ILLEGAL_DATA" "1" CALL "DCI_SETENV" USING "DCI_NULL_ON_ILLEGAL_DATE" "1"
CALL "DCI_SETENV" USING "DCI_NULL_ON_SPACE_CHAR" "1"
CALL "DCI_SETENV" USING "DCI_NULL_ON_ILLEGAL_DATA" "0"
CALL "DCI_SETENV" USING "DCI_NULL_ON_ILLEGAL_DATE" "0"
CALL "DCI_SETENV" USING "DCI_NULL_ON_SPACE_CHAR" "0"
Version: DBMaster 5.2.x/5.3.x
Product: Normal/Bundle
Platform: Windows/Linux