database/mariadb-columnstore-engine
1
0
Fork 0
mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-08-07 03:22:57 +03:00
Code Activity

add max row size as configuration

Browse Source
This commit is contained in:
mariadb-KristinaPavlova
2025-07-17 12:44:10 +03:00
parent a47dff1454
commit 02b7e33379
2 changed files with 8 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
dbcon/ddlpackageproc/altertableprocessor.cpp
View File

@@ -678,10 +678,14 @@ AlterTableProcessor::DDLResult AlterTableProcessor::processPackageInternal(
bool AlterTableProcessor::tableTooBig(ddlpackage::QualifiedName& fTableNam) bool AlterTableProcessor::tableTooBig(ddlpackage::QualifiedName& fTableNam)
{ {
//check fi there are more thank 500 rows //check fi there are more thank MAX BATCH SIZE rows
DMLTable tableProc; DMLTable tableProc;
tableProc.set_TableName(fTableNam.fName); tableProc.set_TableName(fTableNam.fName);
if(tableProc.get_RowList().size() > 500) string maxRowSizeAlterString;
config::Config* config = config::Config::makeConfig();
maxRowSizeAlterString = config->getConfig("SystemConfig", "MaxRowSizeAlter");
uint64_t maxRowSizeAlter = config::Config::uFromText(maxRowSizeAlterString);
if(tableProc.get_RowList().size() > maxRowSizeAlter)
{ {
return true; return true;
} }

2
oam/etc/Columnstore.xml
View File

@@ -70,6 +70,8 @@
the entire subdirectories "joins" & "aggregates" and recreates it to make sure no the entire subdirectories "joins" & "aggregates" and recreates it to make sure no
files are left behind. --> files are left behind. -->
<SystemTempFileDir>/tmp/columnstore_tmp_files</SystemTempFileDir> <SystemTempFileDir>/tmp/columnstore_tmp_files</SystemTempFileDir>
<!-- Maximum row size of a table for which ALTER TABLE statements are allowed-->
<MaxRowSizeAlter>500</MaxRowSizeAlter>
</SystemConfig> </SystemConfig>
<SystemModuleConfig> <SystemModuleConfig>
<ModuleType2>um</ModuleType2> <ModuleType2>um</ModuleType2>