struct FieldDescription

struct for description of field size.

string name

name of field in db

CosQueryCollection::FieldType type

field type

size of field in bytes (for strings: include trailing \0, i.

unsigned short precision

precision (have sense only for numeric types)

short scale

scale (have sense only for numeric types)

Documentation

struct for description of field size. name: name of field in DB. ValueType: field type. size: size of field in bytes. (for strings: include \0, i. e. for VARCHAR(x) size is x+1 precision (have sense only for NUMERIC types) - precision. scale (have sense only for NUMERIC types) - scale, as signed byte.

string name

name of field in db

CosQueryCollection::FieldType type

field type

size of field in bytes (for strings: include trailing \0, i.

size of field in bytes (for strings: include trailing \0, i. e.

unsigned short precision

precision (have sense only for numeric types)

short scale

scale (have sense only for numeric types)

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