| Server IP : 85.214.239.14 / Your IP : 18.118.151.112 Web Server : Apache/2.4.62 (Debian) System : Linux h2886529.stratoserver.net 4.9.0 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.18 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : OFF | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF Directory : /proc/2/task/2/root/proc/2/cwd/usr/include/postgresql/9.6/server/parser/ |
Upload File : |
/*------------------------------------------------------------------------- * * parse_oper.h * handle operator things for parser * * * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/parser/parse_oper.h * *------------------------------------------------------------------------- */ #ifndef PARSE_OPER_H #define PARSE_OPER_H #include "access/htup.h" #include "parser/parse_node.h" typedef HeapTuple Operator; /* Routines to look up an operator given name and exact input type(s) */ extern Oid LookupOperName(ParseState *pstate, List *opername, Oid oprleft, Oid oprright, bool noError, int location); extern Oid LookupOperNameTypeNames(ParseState *pstate, List *opername, TypeName *oprleft, TypeName *oprright, bool noError, int location); /* Routines to find operators matching a name and given input types */ /* NB: the selected operator may require coercion of the input types! */ extern Operator oper(ParseState *pstate, List *op, Oid arg1, Oid arg2, bool noError, int location); extern Operator right_oper(ParseState *pstate, List *op, Oid arg, bool noError, int location); extern Operator left_oper(ParseState *pstate, List *op, Oid arg, bool noError, int location); /* Routines to find operators that DO NOT require coercion --- ie, their */ /* input types are either exactly as given, or binary-compatible */ extern Operator compatible_oper(ParseState *pstate, List *op, Oid arg1, Oid arg2, bool noError, int location); /* currently no need for compatible_left_oper/compatible_right_oper */ /* Routines for identifying "<", "=", ">" operators for a type */ extern void get_sort_group_operators(Oid argtype, bool needLT, bool needEQ, bool needGT, Oid *ltOpr, Oid *eqOpr, Oid *gtOpr, bool *isHashable); /* Convenience routines for common calls on the above */ extern Oid compatible_oper_opid(List *op, Oid arg1, Oid arg2, bool noError); /* Extract operator OID or underlying-function OID from an Operator tuple */ extern Oid oprid(Operator op); extern Oid oprfuncid(Operator op); /* Build expression tree for an operator invocation */ extern Expr *make_op(ParseState *pstate, List *opname, Node *ltree, Node *rtree, int location); extern Expr *make_scalar_array_op(ParseState *pstate, List *opname, bool useOr, Node *ltree, Node *rtree, int location); #endif /* PARSE_OPER_H */