#include "sql/create_field.h"
#include "sql/derror.h"
#include "sql/field.h"
#include "sql/item.h"
#include "sql/my_decimal.h"
#include "sql/sql_class.h"
#include "sql_string.h"
#include "template_utils.h"
#include <cmath>
#include <optional>

Functions
bool	is_field_for_functional_index (const Create_field *create_field)

bool	is_hidden_by_system (const Create_field *create_field)

bool	is_hidden_by_user (const Create_field *create_field)

Variables
static constexpr const size_t	MAX_BIT_FIELD_LENGTH {64}

static constexpr const size_t	MAX_DATETIME_COMPRESSED_WIDTH {14}
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Function Documentation

◆ is_field_for_functional_index()

bool is_field_for_functional_index ( const Create_field * create_field )

Returns: whether or not this field is a hidden column that represents a functional index.

◆ is_hidden_by_system()

bool is_hidden_by_system ( const Create_field * create_field )

Return values

true	If this column is hidden either in the storage engine or SQL layer. Either way, it is completely hidden from the user.
false	Otherwise.

◆ is_hidden_by_user()

bool is_hidden_by_user ( const Create_field * create_field )

Return values

true	If this column is hidden by the user.
false	otherwise.

Variable Documentation

◆ MAX_BIT_FIELD_LENGTH

constexpr const size_t MAX_BIT_FIELD_LENGTH {64}

staticconstexpr

◆ MAX_DATETIME_COMPRESSED_WIDTH

constexpr const size_t MAX_DATETIME_COMPRESSED_WIDTH {14}