How do I resolve SQL code 305?

How do I resolve SQL code 305?

END-EXEC. check the value in the variable WS-NULL when it is 0 then use the value as a valid. END-EXEC. This will Solve ur 305 sql code in your program.

How do I handle NULL values in SQL DB2?

Using the DISTINCT predicate, null values are considered equal. So COL1 is NOT DISTINCT from COL2 will be true if both columns contain an equal non-null value and also when both columns are the null value. For example, suppose that you want to select information from two tables that contain null values.

How does COBOL handle null value?

COBOL and ACUCOBOL-GT do not recognize or support the NULL value. When the value of a field returned from a query is NULL, the contents of the bound variable are undefined. As a result, the ESQL programmer must make provisions for detecting and handling NULL when it is retrieved from or must be stored in the database.

Is NULL in DB2 query?

The IS NULL condition is satisfied if the column contains a null value or if the expression cannot be evaluated because it contains one or more null values. If you use the IS NOT NULL operator, the condition is satisfied when the operand is column value that is not null, or an expression that does not evaluate to null.

What is cursor in COBOL Db2?

Db2 has a mechanism called a cursor . Using a cursor is like keeping your finger on a particular line of text on a printed page. In Db2, an application program uses a cursor to point to one or more rows in a set of rows that are retrieved from a table.

How do I check if a field is NULL in COBOL?

passing the value -1 to the NULL INDICATOR before inserting it to the table will insert the field as NULL in the table…. Check for the low-values or invalid fields. For invalid fields, move -1 to host variable and insert it. checking for low-values,<0 etc are not working.

Where do we see SQL error codes in Db2?

The error diagnostic containing the SQL Return Code is held in the field SQLCODE within the Db2 SQLCA block.