pgbench.h File Reference

#include "fe_utils/psqlscan.h"

Include dependency graph for pgbench.h:

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Data Structures
struct	PgBenchValue
struct	PgBenchExpr
struct	PgBenchExprLink
struct	PgBenchExprList

Macros
#define	yyscan_t   void *

Typedefs
typedef enum PgBenchExprType	PgBenchExprType
typedef enum PgBenchFunction	PgBenchFunction
typedef struct PgBenchExpr	PgBenchExpr
typedef struct PgBenchExprLink	PgBenchExprLink
typedef struct PgBenchExprList	PgBenchExprList

Enumerations
enum	PgBenchValueType {   PGBT_NO_VALUE = 0 , PGBT_NULL , PGBT_INT , PGBT_DOUBLE ,   PGBT_BOOLEAN }
enum	PgBenchExprType { ENODE_CONSTANT , ENODE_VARIABLE , ENODE_FUNCTION }
enum	PgBenchFunction {   PGBENCH_ADD , PGBENCH_SUB , PGBENCH_MUL , PGBENCH_DIV ,   PGBENCH_MOD , PGBENCH_DEBUG , PGBENCH_ABS , PGBENCH_LEAST ,   PGBENCH_GREATEST , PGBENCH_INT , PGBENCH_DOUBLE , PGBENCH_PI ,   PGBENCH_SQRT , PGBENCH_LN , PGBENCH_EXP , PGBENCH_RANDOM ,   PGBENCH_RANDOM_GAUSSIAN , PGBENCH_RANDOM_EXPONENTIAL , PGBENCH_RANDOM_ZIPFIAN , PGBENCH_POW ,   PGBENCH_AND , PGBENCH_OR , PGBENCH_NOT , PGBENCH_BITAND ,   PGBENCH_BITOR , PGBENCH_BITXOR , PGBENCH_LSHIFT , PGBENCH_RSHIFT ,   PGBENCH_EQ , PGBENCH_NE , PGBENCH_LE , PGBENCH_LT ,   PGBENCH_IS , PGBENCH_CASE , PGBENCH_HASH_FNV1A , PGBENCH_HASH_MURMUR2 ,   PGBENCH_PERMUTE }

Functions
int	expr_yyparse (yyscan_t yyscanner)
int	expr_yylex (union YYSTYPE *yylval_param, yyscan_t yyscanner)
void	expr_yyerror (yyscan_t yyscanner, const char *message) pg_attribute_noreturn()
void	expr_yyerror_more (yyscan_t yyscanner, const char *message, const char *more) pg_attribute_noreturn()
bool	expr_lex_one_word (PsqlScanState state, PQExpBuffer word_buf, int *offset)
yyscan_t	expr_scanner_init (PsqlScanState state, const char *source, int lineno, int start_offset, const char *command)
void	expr_scanner_finish (yyscan_t yyscanner)
int	expr_scanner_offset (PsqlScanState state)
char *	expr_scanner_get_substring (PsqlScanState state, int start_offset, int end_offset, bool chomp)
int	expr_scanner_get_lineno (PsqlScanState state, int offset)
void	syntax_error (const char *source, int lineno, const char *line, const char *command, const char *msg, const char *more, int column) pg_attribute_noreturn()
bool	strtoint64 (const char *str, bool errorOK, int64 *result)
bool	strtodouble (const char *str, bool errorOK, double *dv)

Variables
PgBenchExpr *	expr_parse_result

Macro Definition Documentation

yyscan_t

#define yyscan_t   void *

Definition at line 23 of file pgbench.h.

Typedef Documentation

PgBenchExpr

typedef struct PgBenchExpr PgBenchExpr

Definition at line 1 of file pgbench.h.

PgBenchExprLink

typedef struct PgBenchExprLink PgBenchExprLink

Definition at line 1 of file pgbench.h.

PgBenchExprList

typedef struct PgBenchExprList PgBenchExprList

Definition at line 1 of file pgbench.h.

PgBenchExprType

typedef enum PgBenchExprType PgBenchExprType

PgBenchFunction

typedef enum PgBenchFunction PgBenchFunction

Enumeration Type Documentation

PgBenchExprType

enum PgBenchExprType

Enumerator
ENODE_CONSTANT
ENODE_VARIABLE
ENODE_FUNCTION

Definition at line 57 of file pgbench.h.

{
    ENODE_CONSTANT,
    ENODE_VARIABLE,
    ENODE_FUNCTION,
} PgBenchExprType;

PgBenchFunction

enum PgBenchFunction

Enumerator
PGBENCH_ADD
PGBENCH_SUB
PGBENCH_MUL
PGBENCH_DIV
PGBENCH_MOD
PGBENCH_DEBUG
PGBENCH_ABS
PGBENCH_LEAST
PGBENCH_GREATEST
PGBENCH_INT
PGBENCH_DOUBLE
PGBENCH_PI
PGBENCH_SQRT
PGBENCH_LN
PGBENCH_EXP
PGBENCH_RANDOM
PGBENCH_RANDOM_GAUSSIAN
PGBENCH_RANDOM_EXPONENTIAL
PGBENCH_RANDOM_ZIPFIAN
PGBENCH_POW
PGBENCH_AND
PGBENCH_OR
PGBENCH_NOT
PGBENCH_BITAND
PGBENCH_BITOR
PGBENCH_BITXOR
PGBENCH_LSHIFT
PGBENCH_RSHIFT
PGBENCH_EQ
PGBENCH_NE
PGBENCH_LE
PGBENCH_LT
PGBENCH_IS
PGBENCH_CASE
PGBENCH_HASH_FNV1A
PGBENCH_HASH_MURMUR2
PGBENCH_PERMUTE

Definition at line 65 of file pgbench.h.

{
    PGBENCH_ADD,
    PGBENCH_SUB,
    PGBENCH_MUL,
    PGBENCH_DIV,
    PGBENCH_MOD,
    PGBENCH_DEBUG,
    PGBENCH_ABS,
    PGBENCH_LEAST,
    PGBENCH_GREATEST,
    PGBENCH_INT,
    PGBENCH_DOUBLE,
    PGBENCH_PI,
    PGBENCH_SQRT,
    PGBENCH_LN,
    PGBENCH_EXP,
    PGBENCH_RANDOM,
    PGBENCH_RANDOM_GAUSSIAN,
    PGBENCH_RANDOM_EXPONENTIAL,
    PGBENCH_RANDOM_ZIPFIAN,
    PGBENCH_POW,
    PGBENCH_AND,
    PGBENCH_OR,
    PGBENCH_NOT,
    PGBENCH_BITAND,
    PGBENCH_BITOR,
    PGBENCH_BITXOR,
    PGBENCH_LSHIFT,
    PGBENCH_RSHIFT,
    PGBENCH_EQ,
    PGBENCH_NE,
    PGBENCH_LE,
    PGBENCH_LT,
    PGBENCH_IS,
    PGBENCH_CASE,
    PGBENCH_HASH_FNV1A,
    PGBENCH_HASH_MURMUR2,
    PGBENCH_PERMUTE,
} PgBenchFunction;

PgBenchValueType

enum PgBenchValueType

Enumerator
PGBT_NO_VALUE
PGBT_NULL
PGBT_INT
PGBT_DOUBLE
PGBT_BOOLEAN

Definition at line 34 of file pgbench.h.

{
    PGBT_NO_VALUE = 0,
    PGBT_NULL,
    PGBT_INT,
    PGBT_DOUBLE,
    PGBT_BOOLEAN,
    /* add other types here */
} PgBenchValueType;

Function Documentation

expr_lex_one_word()

bool expr_lex_one_word	(	PsqlScanState	state,
		PQExpBuffer	word_buf,
		int *	offset
	)

Referenced by process_backslash_command().

expr_scanner_finish()

void expr_scanner_finish

(

yyscan_t

yyscanner

)

Referenced by process_backslash_command().

expr_scanner_get_lineno()

int expr_scanner_get_lineno	(	PsqlScanState	state,
		int	offset
	)

Referenced by ParseScript(), and process_backslash_command().

expr_scanner_get_substring()

char* expr_scanner_get_substring	(	PsqlScanState	state,
		int	start_offset,
		int	end_offset,
		bool	chomp
	)

Referenced by process_backslash_command().

expr_scanner_init()

yyscan_t expr_scanner_init	(	PsqlScanState	state,
		const char *	source,
		int	lineno,
		int	start_offset,
		const char *	command
	)

Referenced by process_backslash_command().

expr_scanner_offset()

int expr_scanner_offset

(

PsqlScanState

state

)

Referenced by ParseScript(), and process_backslash_command().

expr_yyerror()

void expr_yyerror	(	yyscan_t	yyscanner,
		const char *	message
	)

expr_yyerror_more()

void expr_yyerror_more	(	yyscan_t	yyscanner,
		const char *	message,
		const char *	more
	)

expr_yylex()

int expr_yylex	(	union YYSTYPE *	yylval_param,
		yyscan_t	yyscanner
	)

expr_yyparse()

int expr_yyparse

(

yyscan_t

yyscanner

)

Referenced by process_backslash_command().

strtodouble()

bool strtodouble	(	const char *	str,
		bool	errorOK,
		double *	dv
	)

Definition at line 1058 of file pgbench.c.

{
    char       *end;
 
    errno = 0;
    *dv = strtod(str, &end);
 
    if (unlikely(errno != 0))
    {
        if (!errorOK)
            pg_log_error("value \"%s\" is out of range for type double", str);
        return false;
    }
 
    if (unlikely(end == str || *end != '\0'))
    {
        if (!errorOK)
            pg_log_error("invalid input syntax for type double: \"%s\"", str);
        return false;
    }
    return true;

References pg_log_error, str, and unlikely.

Referenced by makeVariableValue().

strtoint64()

bool strtoint64	(	const char *	str,
		bool	errorOK,
		int64 *	result
	)

Definition at line 987 of file pgbench.c.

{
    const char *ptr = str;
    int64       tmp = 0;
    bool        neg = false;
 
    /*
     * Do our own scan, rather than relying on sscanf which might be broken
     * for long long.
     *
     * As INT64_MIN can't be stored as a positive 64 bit integer, accumulate
     * value as a negative number.
     */
 
    /* skip leading spaces */
    while (*ptr && isspace((unsigned char) *ptr))
        ptr++;
 
    /* handle sign */
    if (*ptr == '-')
    {
        ptr++;
        neg = true;
    }
    else if (*ptr == '+')
        ptr++;
 
    /* require at least one digit */
    if (unlikely(!isdigit((unsigned char) *ptr)))
        goto invalid_syntax;
 
    /* process digits */
    while (*ptr && isdigit((unsigned char) *ptr))
    {
        int8        digit = (*ptr++ - '0');
 
        if (unlikely(pg_mul_s64_overflow(tmp, 10, &tmp)) ||
            unlikely(pg_sub_s64_overflow(tmp, digit, &tmp)))
            goto out_of_range;
    }
 
    /* allow trailing whitespace, but not other trailing chars */
    while (*ptr != '\0' && isspace((unsigned char) *ptr))
        ptr++;
 
    if (unlikely(*ptr != '\0'))
        goto invalid_syntax;
 
    if (!neg)
    {
        if (unlikely(tmp == PG_INT64_MIN))
            goto out_of_range;
        tmp = -tmp;
    }
 
    *result = tmp;
    return true;
 
out_of_range:
    if (!errorOK)
        pg_log_error("value \"%s\" is out of range for type bigint", str);
    return false;
 
invalid_syntax:
    if (!errorOK)
        pg_log_error("invalid input syntax for type bigint: \"%s\"", str);
    return false;

References PG_INT64_MIN, pg_log_error, pg_mul_s64_overflow(), pg_sub_s64_overflow(), str, and unlikely.

Referenced by makeVariableValue().

syntax_error()

void syntax_error	(	const char *	source,
		int	lineno,
		const char *	line,
		const char *	command,
		const char *	msg,
		const char *	more,
		int	column
	)

Definition at line 5477 of file pgbench.c.

{
    PQExpBufferData buf;
 
    initPQExpBuffer(&buf);
 
    printfPQExpBuffer(&buf, "%s:%d: %s", source, lineno, msg);
    if (more != NULL)
        appendPQExpBuffer(&buf, " (%s)", more);
    if (column >= 0 && line == NULL)
        appendPQExpBuffer(&buf, " at column %d", column + 1);
    if (command != NULL)
        appendPQExpBuffer(&buf, " in command \"%s\"", command);
 
    pg_log_error("%s", buf.data);
 
    termPQExpBuffer(&buf);
 
    if (line != NULL)
    {
        fprintf(stderr, "%s\n", line);
        if (column >= 0)
            fprintf(stderr, "%*c error found here\n", column + 1, '^');
    }
 
    exit(1);

References appendPQExpBuffer(), buf, exit(), fprintf, initPQExpBuffer(), pg_log_error, printfPQExpBuffer(), source, and termPQExpBuffer().

Referenced by ParseScript(), process_backslash_command(), and string_to_uuid().

Variable Documentation

expr_parse_result

PgBenchExpr* expr_parse_result

extern

Referenced by process_backslash_command().