cond::MetaDataSchemaUtility Class Reference

#include <MetaDataSchemaUtility.h>

List of all members.

Public Member Functions
void	create ()
	create metadata tables if not existing
void	drop ()
	drop metadata tables is existing
	MetaDataSchemaUtility (cond::DbSession &coraldb)
	~MetaDataSchemaUtility ()
Private Attributes
cond::DbSession	m_coraldb

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Detailed Description

Definition at line 7 of file MetaDataSchemaUtility.h.

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Constructor & Destructor Documentation

cond::MetaDataSchemaUtility::MetaDataSchemaUtility

(

cond::DbSession &

coraldb

)

Definition at line 14 of file MetaDataDataSchemaUtility.cc.

                                                                      :m_coraldb(coraldb){
}

cond::MetaDataSchemaUtility::~MetaDataSchemaUtility

(

)

Definition at line 16 of file MetaDataDataSchemaUtility.cc.

{}

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Member Function Documentation

void cond::MetaDataSchemaUtility::create

(

)

create metadata tables if not existing

Definition at line 19 of file MetaDataDataSchemaUtility.cc.

References idDealer::description, cond::MetaDataNames::metadataTable(), python::IdGenerator::schema, asciidump::table, cond::MetaDataNames::tagColumn(), cond::MetaDataNames::timetypeColumn(), and cond::MetaDataNames::tokenColumn().

                                 {
  try{
    coral::ISchema& schema=m_coraldb.nominalSchema();
    coral::TableDescription description;
    description.setName( cond::MetaDataNames::metadataTable() );
    description.insertColumn(  cond::MetaDataNames::tagColumn(), coral::AttributeSpecification::typeNameForId( typeid(std::string)) );
    description.insertColumn( cond::MetaDataNames::tokenColumn(), coral::AttributeSpecification::typeNameForId( typeid(std::string)) );
    description.insertColumn( cond::MetaDataNames::timetypeColumn(), coral::AttributeSpecification::typeNameForId( typeid(int)) );
    std::vector<std::string> cols;
    cols.push_back( cond::MetaDataNames::tagColumn() );
    description.setPrimaryKey(cols);
    description.setNotNullConstraint( cond::MetaDataNames::tokenColumn() );
    coral::ITable& table=schema.createTable(description);
    table.privilegeManager().grantToPublic( coral::ITablePrivilegeManager::Select);
  }catch( const coral::TableAlreadyExistingException& er ){
    //must catch and ignore this exception!!
    //std::cout<<"table alreay existing, not creating a new one"<<std::endl;
  }
}

void cond::MetaDataSchemaUtility::drop

(

)

drop metadata tables is existing

Definition at line 39 of file MetaDataDataSchemaUtility.cc.

References cond::MetaDataNames::metadataTable(), and python::IdGenerator::schema.

                               {
  coral::ISchema& schema=m_coraldb.nominalSchema();
  try{
    schema.dropTable(cond::MetaDataNames::metadataTable());
  }catch(coral::TableNotExistingException& er){
    //must catch and ignore this exception!!
    //ok do nothing
  }
}

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Member Data Documentation

cond::DbSession cond::MetaDataSchemaUtility::m_coraldb [private]

Definition at line 16 of file MetaDataSchemaUtility.h.