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SQL Anywhere 12.0.1 » SQL Anywhere Server - Programming » Embedded SQL » The SQL descriptor area (SQLDA)


SQLDA fields

The SQLDA fields have the following meanings:

Field Description
sqldaid An 8-byte character field that contains the string SQLDA as an identification of the SQLDA structure. This field helps in debugging when you are looking at memory contents.
sqldabc A 32-bit integer containing the length of the SQLDA structure.
sqln The number of variable descriptors allocated in the sqlvar array.
sqld The number of variable descriptors that are valid (contain information describing a host variable). This field is set by the DESCRIBE statement. As well, you can set it when supplying data to the database server.
sqlvar An array of descriptors of type struct sqlvar, each describing a host variable.