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  • Committer: Barry.Leslie at PrimeBase
  • Date: 2010-10-20 20:41:00 UTC
  • mfrom: (1863 staging)
  • mto: This revision was merged to the branch mainline in revision 1871.
  • Revision ID: barry.leslie@primebase.com-20101020204100-oyj6p5cfssjw3p62
Merged with trunk.

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drizzled/sql_yacc.yy
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%token  ESCAPED
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%token  ESCAPE_SYM                    /* SQL-2003-R */
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%token  EXCLUSIVE_SYM
 
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%token  EXECUTE_SYM
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%token  EXISTS                        /* SQL-2003-R */
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%token  EXTENDED_SYM
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%token  EXTRACT_SYM                   /* SQL-2003-N */
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        IDENT_sys TEXT_STRING_sys TEXT_STRING_literal
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        opt_component
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        BIN_NUM TEXT_STRING_filesystem ident_or_empty
 
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        execute_var_or_string
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        opt_constraint constraint opt_ident
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%type <lex_str_ptr>
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        statement
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        opt_field_or_var_spec fields_or_vars opt_load_data_set_spec
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        init_key_options key_options key_opts key_opt key_using_alg
 
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        execute
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END_OF_INPUT
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%type <index_hint> index_hint_type
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        | delete
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        | describe
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        | drop
 
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        | execute
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        | flush
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        | insert
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        | kill
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/* Warning - may return NULL in case of incomplete SELECT */
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table_factor:
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          {
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            Select_Lex *sel= Lex->current_select;
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            sel->table_join_options= 0;
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          }
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          table_ident opt_table_alias opt_key_definition
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          {
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            if (!($$= Lex->current_select->add_table_to_list(YYSession, $2, $3,
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                             Lex->current_select->get_table_join_options(),
 
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                             0,
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                             Lex->lock_option,
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                             Lex->current_select->pop_index_hints())))
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              DRIZZLE_YYABORT;
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          /* empty */ { $$= 0; }
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        | TEMPORARY_SYM { $$= 1; }
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        ;
 
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/*
 
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  Execute a string as dynamic SQL.
 
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  */
 
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execute:
 
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       EXECUTE_SYM
 
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       {
 
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          LEX *lex= Lex;
 
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          statement::Execute *statement= new(std::nothrow) statement::Execute(YYSession);
 
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          lex->statement= statement;
 
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          if (lex->statement == NULL)
 
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            DRIZZLE_YYABORT;
 
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       }
 
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       execute_var_or_string
 
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execute_var_or_string:
 
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         ident_or_text
 
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         {
 
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          statement::Execute *statement= (statement::Execute *)Lex->statement;
 
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          statement->setQuery($1);
 
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         }
 
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        | '@' ident_or_text
 
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        {
 
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          statement::Execute *statement= (statement::Execute *)Lex->statement;
 
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          statement->setVar();
 
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          statement->setQuery($2);
 
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        }
 
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/*
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** Insert : add new data to table
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*/