class
FunctionNOT_NULL
Base classes
- class FunctionExpression
Public static functions
- static auto arity() -> int
- static auto help() -> const char*
-
static auto number(double) -> std::
shared_ptr<SQLExpression>
Constructors, destructors, conversion operators
-
FunctionNOT_NULL(const std::
string&, const expression:: Expressions&) -
FunctionNOT_NULL(const FunctionNOT_
NULL&) - ~FunctionNOT_NULL()
Public functions
-
auto clone() const -> std::
shared_ptr<SQLExpression> override -
void print(std::
ostream& s) const override - void preprepare(SQLSelect&) override
- void prepare(SQLSelect& sql) override
- void updateType(SQLSelect& sql) override
- void cleanup(SQLSelect& sql) override
- auto isConstant() const -> bool override
-
auto simplify(bool&) -> std::
shared_ptr<SQLExpression> override - auto isAggregate() const -> bool override
- void partialResult() override
-
auto reshift(int minColumnShift) const -> std::
shared_ptr<SQLExpression> override -
auto args() -> expression::
Expressions& - void eval(double* out, bool& missing) const virtual
-
auto evalAsString(bool& missing) const -> std::
string virtual -
auto andSplit(expression::
Expressions&) -> bool virtual - auto isNumber() const -> bool virtual
-
void title(const std::
string&) virtual -
auto title() const -> std::
string virtual - void output(SQLOutput&) const virtual
-
void expandStars(const std::
vector<std:: reference_wrapper<const SQLTable>>&, expression:: Expressions&) virtual - auto isBitfield() const -> bool virtual
- auto bitfieldDef() const -> BitfieldDef
- auto hasMissingValue() const -> bool virtual
- auto missingValue() const -> double
- auto shared_from_this(T... args) -> T
- auto weak_from_this(T... args) -> T
Private functions
-
auto type() const -> const eckit::
sql:: type:: SQLType* override - auto eval(bool& missing) const -> double override
Function documentation
static const char* eckit:: sql:: expression:: function:: FunctionNOT_NULL:: help()
static std:: shared_ptr<SQLExpression> eckit:: sql:: expression:: function:: FunctionNOT_NULL:: number(double)
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: print(std:: ostream& s) const override
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: preprepare(SQLSelect&) override
pre-prepare ideally wouldn't exist. To enable a two-pass prepare of SQL columns for SQLSelect, this is here.
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: updateType(SQLSelect& sql) override
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: isConstant() const override
std:: shared_ptr<SQLExpression> eckit:: sql:: expression:: function:: FunctionNOT_NULL:: simplify(bool&) override
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: isAggregate() const override
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: partialResult() override
std:: shared_ptr<SQLExpression> eckit:: sql:: expression:: function:: FunctionNOT_NULL:: reshift(int minColumnShift) const override
expression:: Expressions& eckit:: sql:: expression:: function:: FunctionNOT_NULL:: args()
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: eval(double* out,
bool& missing) const virtual
std:: string eckit:: sql:: expression:: function:: FunctionNOT_NULL:: evalAsString(bool& missing) const virtual
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: andSplit(expression:: Expressions&) virtual
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: isNumber() const virtual
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: title(const std:: string&) virtual
std:: string eckit:: sql:: expression:: function:: FunctionNOT_NULL:: title() const virtual
void eckit:: sql:: expression:: function:: FunctionNOT_NULL:: expandStars(const std:: vector<std:: reference_wrapper<const SQLTable>>&,
expression:: Expressions&) virtual
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: isBitfield() const virtual
BitfieldDef eckit:: sql:: expression:: function:: FunctionNOT_NULL:: bitfieldDef() const
bool eckit:: sql:: expression:: function:: FunctionNOT_NULL:: hasMissingValue() const virtual
double eckit:: sql:: expression:: function:: FunctionNOT_NULL:: missingValue() const