database/mariadb-columnstore-engine
1
0
Fork 0
mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-29 08:21:15 +03:00
Code Activity

MCOL-523 Add UDAF and UDAnF SDK

Browse Source
This commit is contained in:
David Hall
2017-07-26 11:53:08 -05:00
parent 630b113565
commit bc2a4e7795
75 changed files with 10250 additions and 4523 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
utils/funcexp/func_lpad.cpp Normal file → Executable file
View File

@ -63,7 +63,7 @@ std::string Func_lpad::getStrVal(rowgroup::Row& row,
const string& tstr = fp[0]->data()->getStrVal(row, isNull);
// The result length in number of characters
int len = 0;
size_t len = 0;
switch (fp[1]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
@ -129,16 +129,16 @@ std::string Func_lpad::getStrVal(rowgroup::Row& row,
// determine the size of buffer to allocate, we can be sure the wide
// char string won't be longer than
strwclen = tstr.length(); // a guess to start with. This will be >= to the real count.
int alen = len;
size_t alen = len;
if(strwclen > len)
alen = strwclen;
int bufsize = (alen+1) * sizeof(wchar_t);
size_t bufsize = (alen+1) * sizeof(wchar_t);
// Convert to wide characters. Do all further work in wide characters
wchar_t* wcbuf = (wchar_t*)alloca(bufsize);
strwclen = utf8::idb_mbstowcs(wcbuf, tstr.c_str(), strwclen+1);
unsigned int strSize = strwclen; // The number of significant characters
size_t strSize = strwclen; // The number of significant characters
const wchar_t* pWChar = wcbuf;
for (i = 0; *pWChar != '\0' && i < strwclen; ++pWChar, ++i)
{
@ -165,13 +165,13 @@ std::string Func_lpad::getStrVal(rowgroup::Row& row,
// Convert the pad string to wide
padwclen = pad.length(); // A guess to start.
int padbufsize = (padwclen+1) * sizeof(wchar_t);
size_t padbufsize = (padwclen+1) * sizeof(wchar_t);
wchar_t* wcpad = (wchar_t*)alloca(padbufsize);
// padwclen+1 is for giving count for the terminating null
size_t padlen = utf8::idb_mbstowcs(wcpad, pad.c_str(), padwclen+1);
// How many chars do we need?
unsigned int padspace = len - strSize;
size_t padspace = len - strSize;
// Shift the contents of wcbuf to the right.
wchar_t* startofstr = wcbuf + padspace;