database/mariadb-columnstore-engine
1
0
Fork 0
mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-30 19:23:07 +03:00
Code Activity

MCOL-1201 manual rebase with develop. Obsoletes branch MCOL-1201

Browse Source
This commit is contained in:
David Hall
2018-05-11 09:50:10 -05:00
parent 12b1d99f51
commit 6fa7dded6f
30 changed files with 2255 additions and 1196 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
dbcon/mysql/ha_window_function.cpp
View File

@ -340,6 +340,7 @@ ReturnedColumn* buildWindowFunctionColumn(Item* item, gp_walk_info& gwi, bool& n
ac->distinct(item_sum->has_with_distinct());
Window_spec* win_spec = wf->window_spec;
SRCP srcp;
CalpontSystemCatalog::ColType ct; // For return type
// arguments
vector<SRCP> funcParms;
@ -370,18 +371,25 @@ ReturnedColumn* buildWindowFunctionColumn(Item* item, gp_walk_info& gwi, bool& n
context.setColWidth(rt.colWidth);
context.setScale(rt.scale);
context.setPrecision(rt.precision);
context.setParamCount(funcParms.size());
mcsv1sdk::ColumnDatum colType;
mcsv1sdk::ColumnDatum colTypes[funcParms.size()];
// Turn on the Analytic flag so the function is aware it is being called
// as a Window Function.
context.setContextFlag(CONTEXT_IS_ANALYTIC);
COL_TYPES colTypes;
execplan::CalpontSelectExecutionPlan::ColumnMap::iterator cmIter;
// Build the column type vector.
// Modified for MCOL-1201 multi-argument aggregate
for (size_t i = 0; i < funcParms.size(); ++i)
{
colTypes.push_back(make_pair(funcParms[i]->alias(), funcParms[i]->resultType().colDataType));
const execplan::CalpontSystemCatalog::ColType& resultType
= funcParms[i]->resultType();
colType.dataType = resultType.colDataType;
colType.precision = resultType.precision;
colType.scale = resultType.scale;
colTypes[i] = colType;
}
// Call the user supplied init()
@ -401,7 +409,6 @@ ReturnedColumn* buildWindowFunctionColumn(Item* item, gp_walk_info& gwi, bool& n
}
// Set the return type as set in init()
CalpontSystemCatalog::ColType ct;
ct.colDataType = context.getResultType();
ct.colWidth = context.getColWidth();
ct.scale = context.getScale();
@ -419,10 +426,10 @@ ReturnedColumn* buildWindowFunctionColumn(Item* item, gp_walk_info& gwi, bool& n
{
case Item_sum::UDF_SUM_FUNC:
{
uint64_t bIgnoreNulls = (ac->getUDAFContext().getRunFlag(mcsv1sdk::UDAF_IGNORE_NULLS));
char sIgnoreNulls[18];
sprintf(sIgnoreNulls, "%lu", bIgnoreNulls);
srcp.reset(new ConstantColumn(sIgnoreNulls, (uint64_t)bIgnoreNulls, ConstantColumn::NUM)); // IGNORE/RESPECT NULLS. 1 => RESPECT
uint64_t bRespectNulls = (ac->getUDAFContext().getRunFlag(mcsv1sdk::UDAF_IGNORE_NULLS)) ? 0 : 1;
char sRespectNulls[18];
sprintf(sRespectNulls, "%lu", bRespectNulls);
srcp.reset(new ConstantColumn(sRespectNulls, (uint64_t)bRespectNulls, ConstantColumn::NUM)); // IGNORE/RESPECT NULLS. 1 => RESPECT
funcParms.push_back(srcp);
break;
}
@ -881,11 +888,13 @@ ReturnedColumn* buildWindowFunctionColumn(Item* item, gp_walk_info& gwi, bool& n
return NULL;
}
ac->resultType(colType_MysqlToIDB(item_sum));
// bug5736. Make the result type double for some window functions when
// infinidb_double_for_decimal_math is set.
ac->adjustResultType();
if (item_sum->sum_func() != Item_sum::UDF_SUM_FUNC)
{
ac->resultType(colType_MysqlToIDB(item_sum));
// bug5736. Make the result type double for some window functions when
// infinidb_double_for_decimal_math is set.
ac->adjustResultType();
}
ac->expressionId(ci->expressionId++);