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Viewing changes to drizzled/sql_yacc.yy

Extracted the show processlist command into a class with its own
implementation files. Removed the corresponding case label from the switch
statement.

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drizzled/sql_yacc.yy
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#include <drizzled/command/show_create.h>
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#include <drizzled/command/show_engine_status.h>
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#include <drizzled/command/show_errors.h>
 
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#include <drizzled/command/show_processlist.h>
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#include <drizzled/command/show_status.h>
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#include <drizzled/command/show_warnings.h>
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              DRIZZLE_YYABORT;
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          }
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        | opt_full PROCESSLIST_SYM
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          { Lex->sql_command= SQLCOM_SHOW_PROCESSLIST;}
 
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          { 
 
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            Lex->sql_command= SQLCOM_SHOW_PROCESSLIST;
 
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            Lex->command= 
 
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              new(std::nothrow) ShowProcesslist(SQLCOM_SHOW_PROCESSLIST,
 
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                                                YYSession);
 
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            if (Lex->command == NULL)
 
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              DRIZZLE_YYABORT;
 
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          }
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        | opt_var_type  VARIABLES show_wild
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          {
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            LEX *lex= Lex;