Column Declarations for Clients

Functions
drizzle_return_t	drizzle_column_skip (drizzle_result_st *result)
drizzle_column_st *	drizzle_column_read (drizzle_result_st *result, drizzle_column_st *column, drizzle_return_t *ret_ptr)
drizzle_return_t	drizzle_column_buffer (drizzle_result_st *result)
drizzle_column_st *	drizzle_column_next (drizzle_result_st *result)
drizzle_column_st *	drizzle_column_prev (drizzle_result_st *result)
void	drizzle_column_seek (drizzle_result_st *result, uint16_t column)
drizzle_column_st *	drizzle_column_index (drizzle_result_st *result, uint16_t column)
uint16_t	drizzle_column_current (drizzle_result_st *result)

Detailed Description

These functions are used to get detailed column information. This information is usually sent as the first part of a result set. There are both buffered and unbuffered functions provided.

Function Documentation

drizzle_column_skip()

drizzle_return_t drizzle_column_skip

(

drizzle_result_st *

result

)

Skip all columns in result.

drizzle_column_read()

drizzle_column_st * drizzle_column_read	(	drizzle_result_st *	result,
		drizzle_column_st *	column,
		drizzle_return_t *	ret_ptr )

Read column information.

drizzle_column_buffer()

drizzle_return_t drizzle_column_buffer

(

drizzle_result_st *

result

)

Buffer all columns in result structure.

drizzle_column_next()

drizzle_column_st * drizzle_column_next

(

drizzle_result_st *

result

)

Get next buffered column from a result structure.

drizzle_column_prev()

drizzle_column_st * drizzle_column_prev

(

drizzle_result_st *

result

)

Get previous buffered column from a result structure.

drizzle_column_seek()

void drizzle_column_seek	(	drizzle_result_st *	result,
		uint16_t	column )

Seek to the given buffered column in a result structure.

drizzle_column_index()

drizzle_column_st * drizzle_column_index	(	drizzle_result_st *	result,
		uint16_t	column )

Get the given buffered column from a result structure.

drizzle_column_current()

uint16_t drizzle_column_current

(

drizzle_result_st *

result

)

Get current column number in a buffered or unbuffered result.