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NCBI C++ ToolKit: src/dbapi/driver/dbapi_driver_utils.cpp Source File

((ts[

- 1] & 0xC0) == 0xC0) {

(

+ needed >

) {

*

,

value_size,

s_HexDigits[] =

;

* c = (

*)

;

= 0, margin = 0;

(value_size * 2 + margin > buffer_size) {

(

j = 0; j < value_size; j++) {

[

++] = s_HexDigits[c[j] >> 4];

[

++] = s_HexDigits[c[j] & 0x0F];

: m_Bindings(&

, ownership)

}

(exception&) {

, m_MaxSize(max_size)

, m_DataType(data_type)

, m_Direction(direction)

param_num =

.size();

(

= 0;

< param_num; ++

) {

(

[

].m_Name == name) {

[num].m_Name;

[num].m_MaxSize;

[num].m_DataType;

[num].m_Direction;

& sp_name,

step = 0;

server_type =

.CalculateServerType(server_type);

unique_ptr<CDB_LangCmd>

;

vector<string> arr_param;

(arr_param.size()) {

db_name = arr_param[pos++];

db_owner = arr_param[pos++];

sp_name = arr_param[pos++];

}

(db_name.empty()) {

->GetBindParams().Bind(

, &sp_name_value);

(

->HasMoreResults()) {

unique_ptr<CDB_Result> res(

->Result());

(res->Fetch()) {

res->GetItem(&db_name_value);

(!db_name_value.

()) {

db_name = db_name_value.

();

=

+ db_name +

+ db_owner +

;

->GetBindParams().Bind(

, &name_value);

(

->HasMoreResults()) {

unique_ptr<CDB_Result> res(

->Result());

(res->Fetch()) {

res->GetItem(&column_name);

res->GetItem(&column_type);

res->GetItem(&data_type);

res->GetItem(&data_len);

res->GetItem(&

);

(data_type.

()) {

(column_type.

() == 2

||

column_type.

() == 4

||

column_type.

() == 5

||

(column_type.

() == 0

(data_len.

()),

CMsgHandlerGuard(I_DriverContext &conn)

CDB_UserHandler_Exception m_Handler

CTempString implements a light-weight string on top of a storage buffer whose lifetime management is ...

virtual const string & GetName(const CDBParamVariant &param, CDBParamVariant::ENameFormat format=CDBParamVariant::eSQLServerName) const

Get name of column.

virtual unsigned int GetNum(void) const

Get total number of columns in resultset.

unsigned int GetNumInternal(void) const

virtual unsigned int GetIndex(const CDBParamVariant &param) const

void Add(const string &name, size_t max_size, EDB_Type data_type=eDB_UnsupportedType, EDirection direction=eOut) const

virtual ~CCachedRowInfo(void)

CCachedRowInfo(impl::CDB_Params &bindings)

virtual EDB_Type GetDataType(const CDBParamVariant &param) const

Get data type for column in the resultset.

virtual size_t GetMaxSize(const CDBParamVariant &param) const

Get maximum size in bytes for column.

bool IsInitialized(void) const

virtual void Initialize(void) const

void SetInitialized() const

unsigned int FindParamPosInternal(const string &name) const

virtual EDirection GetDirection(const CDBParamVariant &param) const

Get parameter's direction (in/out/inout).

void PushMsgHandler(CDB_UserHandler *h, EOwnership ownership=eNoOwnership)

Put the message handler into message handler stack.

void PopMsgHandler(CDB_UserHandler *h)

Remove the message handler (and all above it) from the stack.

virtual EDB_Type GetDataType(const CDBParamVariant &param) const

Get data type for column in the resultset.

AutoPtr< impl::CDB_Params > m_Bindings

virtual unsigned int GetIndex(const CDBParamVariant &param) const

virtual unsigned int GetNum(void) const

Get total number of columns in resultset.

CDBBindedParams(impl::CDB_Params &bindings, EOwnership ownership=eNoOwnership)

virtual const string & GetName(const CDBParamVariant &param, CDBParamVariant::ENameFormat format=CDBParamVariant::eSQLServerName) const

Get name of column.

virtual EDirection GetDirection(const CDBParamVariant &param) const

Get parameter's direction (in/out/inout).

virtual CDBParams * SemiShallowClone(void) const

Yield a lightweight copy of these parameters, sharing representations for variable-length datatypes.

virtual CDBParams & Bind(const CDBParamVariant &param, CDB_Object *value, bool out_param=false)

This method stores pointer to data.

virtual CDBParams & Set(const CDBParamVariant &param, CDB_Object *value, bool out_param=false)

This method stores copy of data.

virtual const CDB_Object * GetValue(const CDBParamVariant &param) const

Get value of column.

virtual size_t GetMaxSize(const CDBParamVariant &param) const

Get maximum size in bytes for column.

CDB_Object * GetParam(unsigned int param_no) const

bool BindParam(unsigned int param_no, const string &param_name, CDB_Object *param, bool is_out=false)

bool SetParam(unsigned int param_no, const string &param_name, CDB_Object *param, bool is_out=false)

const string & GetParamName(unsigned int param_no) const

CDB_Params * SemiShallowClone(void) const

Yield a lightweight copy of these parameters, sharing representations for variable-length datatypes.

unsigned int GetParamNum(const string &param_name) const

This method will throw an exception if parameter's name doesn't exist.

unsigned int NofParams() const

CDB_UserHandler_Exception m_Handler

CMsgHandlerGuard(impl::CConnection &conn)

impl::CConnection & m_Conn

const string & GetSPName(void) const

virtual ~CRowInfo_SP_SQL_Server(void)

virtual void Initialize(void) const

impl::CConnection & GetCConnection(void) const

CRowInfo_SP_SQL_Server(const string &sp_name, impl::CConnection &conn, impl::CDB_Params &bindings)

static CS_CONNECTION * conn

struct parameters_t bindings[]

@ eTakeOwnership

An object can take ownership of another.

#define DATABASE_DRIVER_ERROR(message, err_code)

bool IsPositional(void) const

virtual void PushDefConnMsgHandler(CDB_UserHandler *h, EOwnership ownership=eNoOwnership)=0

Add `per-connection' err.message handler "h" to the stack of default handlers which are inherited by ...

virtual void PopCntxMsgHandler(CDB_UserHandler *h)=0

Remove message handler "h" and all handlers above it in the stack.

virtual void PushCntxMsgHandler(CDB_UserHandler *h, EOwnership ownership=eNoOwnership)=0

Add message handler "h" to process 'context-wide' (not bound to any particular connection) error mess...

unsigned int GetPosition(void) const

virtual void PopDefConnMsgHandler(CDB_UserHandler *h)=0

Remove `per-connection' mess.

const string & GetName(void) const

virtual EDB_Type GetType() const =0

const string & AsString(void) const

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

NCBI_NS_STD::string::size_type SIZE_TYPE

static list< string > & Split(const CTempString str, const CTempString delim, list< string > &arr, TSplitFlags flags=0, vector< SIZE_TYPE > *token_pos=NULL)

Split a string using specified delimiters.

static TUnicodeSymbol DecodeFirst(char ch, SIZE_TYPE &more)

Begin converting first character of UTF8 sequence into Unicode.

static bool StartsWith(const CTempString str, const CTempString start, ECase use_case=eCase)

Check if a string starts with a specified prefix value.

static SIZE_TYPE GetValidBytesCount(const CTempString &src)

Get the number of valid UTF-8 bytes (code units) in buffer.

size_type size(void) const

Return the length of the represented array.

enum ENcbiOwnership EOwnership

Ownership relations between objects.

Definition of all error codes used in dbapi libraries (dbapi_driver.lib and others).

The blob sat and sat key Both must be positive integers</td > n< td > Non empty string The interpretation of the blob id depends on a processor Cassandra n processor expects the following format

size_t binary_to_hex_string(char *buffer, size_t buffer_size, const void *value, size_t value_size, TBinaryToHexFlags flags=0)

SIZE_TYPE GetValidUTF8Len(const CTempString &ts)

const GenericPointer< typename T::ValueType > T2 value

int strcmp(const char *str1, const char *str2)

#define SQL_LONGVARBINARY

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