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  • Committer: Brian Aker
  • Date: 2010-10-09 01:10:07 UTC
  • mto: This revision was merged to the branch mainline in revision 1834.
  • Revision ID: brian@tangent.org-20101009011007-5feic882vup40xur
This switches our schema system over to using a shared ptr. Lets see how
this harms performance.

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Lines of Context:
plugin/function_engine/function.cc
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                                  HTON_ALTER_NOT_SUPPORTED |
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                                  HTON_HAS_SCHEMA_DICTIONARY |
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                                  HTON_SKIP_STORE_LOCK |
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                                  HTON_TEMPORARY_NOT_SUPPORTED)
 
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                                  HTON_TEMPORARY_NOT_SUPPORTED),
 
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  information_message(new(message::Schema)),
 
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  data_dictionary_message(new(message::Schema))
 
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{
 
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#if 0
 
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  information_message.reset(new(message::Schema));
 
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  data_dictionary_message.reset(new(message::Schema));
 
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#endif
 
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  information_message->set_name("information_schema");
 
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  data_dictionary_message->set_collation("utf8_general_ci");
 
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  data_dictionary_message->set_name("data_dictionary");
 
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  data_dictionary_message->set_collation("utf8_general_ci");
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}
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  schemas.push_back(DATA_DICTIONARY_IDENTIFIER);
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}
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bool Function::doGetSchemaDefinition(const SchemaIdentifier &schema_identifier, message::Schema &schema_message)
 
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bool Function::doGetSchemaDefinition(const SchemaIdentifier &schema_identifier, message::SchemaPtr &schema_message)
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{
 
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  schema_message.reset(new message::Schema); // This should be fixed, we could just be using ones we built on startup.
 
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  if (schema_identifier == INFORMATION_SCHEMA_IDENTIFIER)
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  {
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    schema_message.set_name("information_schema");
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    schema_message.set_collation("utf8_general_ci");
 
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    schema_message= information_message;
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  }
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  else if (schema_identifier == DATA_DICTIONARY_IDENTIFIER)
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  {
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    schema_message.set_name("data_dictionary");
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    schema_message.set_collation("utf8_general_ci");
 
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    schema_message= data_dictionary_message;
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  }
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  else
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  {