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MCOL-825 : update udf to columnstore naming

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This commit is contained in:
David Thompson
2017-07-20 20:07:21 -07:00
parent 853eb1388e
commit 1c032cbec6
5 changed files with 95 additions and 98 deletions
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28
utils/udfsdk/udfmysql.cpp
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@ -82,8 +82,8 @@ inline string cvtArgToString(int t, const char* v)
}
/****************************************************************************
* UDF function interface for MySQL connector to recognize is defined in
* this section. MySQL's UDF function creation guideline needs to be followed.
* UDF function interface for MariaDB connector to recognize is defined in
* this section. MariaDB's UDF function creation guideline needs to be followed.
*
* Three interface need to be defined on the connector for each UDF function.
*
@ -91,12 +91,12 @@ inline string cvtArgToString(int t, const char* v)
* the input.
* XXX_deinit: To clean up the memory.
* XXX: The function implementation.
* Detailed instruction can be found at MySQL source directory:
* Detailed instruction can be found at MariaDB source directory:
* ~/sql/udf_example.cc.
*
* Please note that the implementation of the function defined on the connector
* will only be called when all the input arguments are constant. e.g.,
* idb_add(2,3). That way, the function does not run in a distributed fashion
* mcs_add(2,3). That way, the function does not run in a distributed fashion
* and could be slow. If there is a need for the UDF function to run with
* pure constant input, then one needs to put a implementation in the XXX
* body, which is very similar to the ones in getXXXval API. If there's no
@ -106,16 +106,16 @@ inline string cvtArgToString(int t, const char* v)
extern "C"
{
/**
* IDB_ADD connector stub
* MCS_ADD connector stub
*/
#ifdef _MSC_VER
__declspec(dllexport)
#endif
my_bool idb_add_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
my_bool mcs_add_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
{
if (args->arg_count != 2)
{
strcpy(message,"idb_add() requires two argument");
strcpy(message,"mcs_add() requires two argument");
return 1;
}
@ -125,14 +125,14 @@ my_bool idb_add_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
#ifdef _MSC_VER
__declspec(dllexport)
#endif
void idb_add_deinit(UDF_INIT* initid)
void mcs_add_deinit(UDF_INIT* initid)
{
}
#ifdef _MSC_VER
__declspec(dllexport)
#endif
double idb_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error)
double mcs_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error)
{
double op1, op2;
@ -143,17 +143,17 @@ double idb_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error)
}
/**
* IDB_ISNULL connector stub
* MCS_ISNULL connector stub
*/
#ifdef _MSC_VER
__declspec(dllexport)
#endif
my_bool idb_isnull_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
my_bool mcs_isnull_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
{
if (args->arg_count != 1)
{
strcpy(message,"idb_isnull() requires one argument");
strcpy(message,"mcs_isnull() requires one argument");
return 1;
}
@ -163,14 +163,14 @@ my_bool idb_isnull_init(UDF_INIT* initid, UDF_ARGS* args, char* message)
#ifdef _MSC_VER
__declspec(dllexport)
#endif
void idb_isnull_deinit(UDF_INIT* initid)
void mcs_isnull_deinit(UDF_INIT* initid)
{
}
#ifdef _MSC_VER
__declspec(dllexport)
#endif
long long idb_isnull(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error)
long long mcs_isnull(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error)
{
return 0;
}