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Merge mysql.com:/home/gluh/MySQL/Merge/5.0
into mysql.com:/home/gluh/MySQL/Merge/5.0-opt sql/item.cc: Auto merged sql/item.h: Auto merged sql/mysql_priv.h: Auto merged sql/sql_base.cc: Auto merged sql/sql_insert.cc: Auto merged sql/sql_lex.cc: Auto merged sql/sql_lex.h: Auto merged sql/sql_prepare.cc: Auto merged sql/sql_select.cc: Auto merged sql/sql_union.cc: Auto merged sql/sql_update.cc: Auto merged sql/sql_yacc.yy: Auto merged
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commit
de5d4e32fb
33 changed files with 779 additions and 126 deletions
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@ -4528,21 +4528,8 @@ bool setup_tables(THD *thd, Name_resolution_context *context,
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uint tablenr= 0;
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DBUG_ENTER("setup_tables");
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/*
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Due to the various call paths that lead to setup_tables() it may happen
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that context->table_list and context->first_name_resolution_table can be
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NULL (this is typically done when creating TABLE_LISTs internally).
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TODO:
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Investigate all cases when this my happen, initialize the name resolution
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context correctly in all those places, and remove the context reset below.
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*/
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if (!context->table_list || !context->first_name_resolution_table)
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{
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/* Test whether the context is in a consistent state. */
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DBUG_ASSERT(!context->first_name_resolution_table && !context->table_list);
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context->table_list= context->first_name_resolution_table= tables;
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}
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DBUG_ASSERT ((select_insert && !tables->next_name_resolution_table) || !tables ||
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(context->table_list && context->first_name_resolution_table));
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/*
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this is used for INSERT ... SELECT.
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For select we setup tables except first (and its underlying tables)
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