Capture Row Formatting Errors and Declare a Reject Limit
The following SQL fragment captures formatting errors internally in Greenplum Database and declares a reject limit of 10 rows.
LOG ERRORS SEGMENT REJECT LIMIT 10 ROWS
Use the built-in SQL function gp_read_error_log() to read the error log data. For information about viewing log errors, see Viewing Bad Rows in the Error Table or Error Log.