sql/item_strfunc.h:
  spelling fixed
sql/parse_file.cc:
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sql/parse_file.h:
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sql/password.c:
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sql/sql_acl.cc:
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sql/sql_lex.cc:
  comments added and fixed
sql/sql_parse.cc:
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sql/sql_show.cc:
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sql/sql_update.cc:
  comments fixed
sql/sql_view.cc:
  comments added
  spelling and comments fixed
  // comments changed with /* */ ones
sql/sql_yacc.yy:
  comments fixed
sql/table.cc:
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  comments added and fixed
sql/table.h:
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  comments fixed