An ABL database can contain fields, also referred to as columns, of variable length. However, SQL CREATE TABLE statements specify the maximum width of each column in a table. ABL programs have the ability to insert data whose length exceeds the Data Dictionary value of SQLWidth. SQL applications will not be able to read a row if a column contains data greater than the SQLWidth value defined in the Data Dictionary.
Two tools enable you to compensate for column width discrepancies:
The -checkwidth startup parameter
