parse.c

SQLite is a software library that implements a self-contained, serverless, zero-configuration, trans

static const YYACTIONTYPE yy_default[] = {
 /*     0 */   594,  819,  900,  709,  900,  819,  900,  900,  846,  713,
 /*    10 */   875,  817,  900,  900,  900,  900,  791,  900,  846,  900,
 /*    20 */   625,  846,  846,  742,  900,  900,  900,  900,  900,  900,
 /*    30 */   900,  900,  743,  900,  821,  816,  812,  814,  813,  820,
 /*    40 */   744,  733,  740,  747,  725,  859,  749,  750,  756,  757,
 /*    50 */   876,  874,  779,  778,  797,  900,  900,  900,  900,  900,
 /*    60 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*    70 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*    80 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*    90 */   900,  900,  900,  900,  900,  900,  781,  803,  780,  790,
 /*   100 */   618,  782,  783,  678,  613,  900,  900,  900,  900,  900,
 /*   110 */   900,  900,  784,  900,  785,  798,  799,  800,  900,  900,
 /*   120 */   900,  900,  900,  900,  594,  709,  900,  709,  900,  900,
 /*   130 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   140 */   900,  900,  900,  900,  900,  900,  703,  713,  893,  900,
 /*   150 */   900,  669,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   160 */   900,  900,  601,  599,  900,  701,  900,  900,  627,  900,
 /*   170 */   900,  711,  900,  900,  716,  717,  900,  900,  900,  900,
 /*   180 */   900,  900,  900,  615,  900,  900,  690,  900,  852,  900,
 /*   190 */   900,  900,  866,  900,  900,  900,  864,  900,  900,  900,
 /*   200 */   692,  752,  833,  900,  879,  881,  900,  900,  701,  710,
 /*   210 */   900,  900,  900,  815,  736,  736,  736,  648,  736,  900,
 /*   220 */   736,  900,  651,  746,  746,  598,  598,  598,  598,  668,
 /*   230 */   900,  746,  737,  739,  729,  741,  900,  718,  718,  726,
 /*   240 */   728,  726,  728,  680,  680,  665,  680,  651,  680,  825,
 /*   250 */   830,  830,  665,  680,  680,  680,  825,  610,  718,  610,
 /*   260 */   718,  610,  718,  718,  856,  858,  610,  718,  682,  682,
 /*   270 */   758,  746,  718,  689,  689,  689,  689,  746,  682,  758,
 /*   280 */   718,  878,  878,  718,  718,  886,  635,  653,  653,  861,
 /*   290 */   893,  898,  900,  900,  900,  900,  765,  900,  900,  900,
 /*   300 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   310 */   839,  900,  900,  900,  900,  770,  766,  900,  767,  900,
 /*   320 */   695,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   330 */   900,  818,  900,  730,  900,  738,  900,  900,  900,  900,
 /*   340 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   350 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   360 */   854,  855,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   370 */   900,  900,  900,  900,  900,  900,  900,  900,  900,  900,
 /*   380 */   900,  900,  900,  900,  885,  900,  900,  888,  595,  900,
 /*   390 */   589,  592,  591,  593,  597,  600,  622,  623,  624,  602,
 /*   400 */   603,  604,  605,  606,  607,  608,  614,  616,  634,  636,
 /*   410 */   620,  638,  699,  700,  762,  693,  694,  698,  621,  773,
 /*   420 */   764,  768,  769,  771,  772,  786,  787,  789,  795,  802,
 /*   430 */   805,  788,  793,  794,  796,  801,  804,  696,  697,  808,
 /*   440 */   628,  629,  632,  633,  842,  844,  843,  845,  631,  630,
 /*   450 */   774,  777,  810,  811,  867,  868,  869,  870,  871,  806,
 /*   460 */   719,  809,  792,  731,  734,  735,  732,  702,  712,  721,
 /*   470 */   722,  723,  724,  707,  708,  714,  727,  760,  761,  715,
 /*   480 */   704,  705,  706,  807,  763,  775,  776,  639,  640,  770,
 /*   490 */   641,  642,  643,  681,  684,  685,  686,  644,  663,  666,
 /*   500 */   667,  645,  652,  646,  647,  654,  655,  656,  659,  660,
 /*   510 */   661,  662,  657,  658,  826,  827,  831,  829,  828,  649,
 /*   520 */   650,  664,  637,  626,  619,  670,  673,  674,  675,  676,
 /*   530 */   677,  679,  671,  672,  617,  609,  611,  720,  848,  857,
 /*   540 */   853,  849,  850,  851,  612,  822,  823,  683,  754,  755,
 /*   550 */   847,  860,  862,  759,  863,  865,  890,  687,  688,  691,
 /*   560 */   832,  872,  745,  748,  751,  753,  834,  835,  836,  837,
 /*   570 */   840,  841,  838,  873,  877,  880,  882,  883,  884,  887,
 /*   580 */   889,  894,  895,  896,  899,  897,  596,  590,
};
#define YY_SZ_ACTTAB (int)(sizeof(yy_action)/sizeof(yy_action[0]))

/* The next table maps tokens into fallback tokens.  If a construct
** like the following:
** 
**      %fallback ID X Y Z.
**
** appears in the grammer, then ID becomes a fallback token for X, Y,
** and Z.  Whenever one of the tokens X, Y, or Z is input to the parser
** but it does not parse, the type of the token is changed to ID and
** the parse is retried before an error is thrown.
*/
#ifdef YYFALLBACK
static const YYCODETYPE yyFallback[] = {
    0,  /*          $ => nothing */
    0,  /*       SEMI => nothing */
   23,  /*    EXPLAIN => ID */
   23,  /*      QUERY => ID */
   23,  /*       PLAN => ID */
   23,  /*      BEGIN => ID */
    0,  /* TRANSACTION => nothing */
   23,  /*   DEFERRED => ID */
   23,  /*  IMMEDIATE => ID */
   23,  /*  EXCLUSIVE => ID */
    0,  /*     COMMIT => nothing */
   23,  /*        END => ID */
    0,  /*   ROLLBACK => nothing */
    0,  /*     CREATE => nothing */
    0,  /*      TABLE => nothing */
   23,  /*         IF => ID */
    0,  /*        NOT => nothing */
    0,  /*     EXISTS => nothing */
   23,  /*       TEMP => ID */
    0,  /*         LP => nothing */
    0,  /*         RP => nothing */
    0,  /*         AS => nothing */
    0,  /*      COMMA => nothing */
    0,  /*         ID => nothing */
   23,  /*      ABORT => ID */
   23,  /*      AFTER => ID */
   23,  /*    ANALYZE => ID */
   23,  /*        ASC => ID */
   23,  /*     ATTACH => ID */
   23,  /*     BEFORE => ID */
   23,  /*    CASCADE => ID */
   23,  /*       CAST => ID */
   23,  /*   CONFLICT => ID */
   23,  /*   DATABASE => ID */
   23,  /*       DESC => ID */
   23,  /*     DETACH => ID */
   23,  /*       EACH => ID */
   23,  /*       FAIL => ID */
   23,  /*        FOR => ID */
   23,  /*     IGNORE => ID */
   23,  /*  INITIALLY => ID */
   23,  /*    INSTEAD => ID */
   23,  /*    LIKE_KW => ID */
   23,  /*      MATCH => ID */
   23,  /*        KEY => ID */
   23,  /*         OF => ID */
   23,  /*     OFFSET => ID */
   23,  /*     PRAGMA => ID */
   23,  /*      RAISE => ID */
   23,  /*    REPLACE => ID */
   23,  /*   RESTRICT => ID */
   23,  /*        ROW => ID */
   23,  /*    TRIGGER => ID */
   23,  /*     VACUUM => ID */
   23,  /*       VIEW => ID */
   23,  /*    VIRTUAL => ID */
   23,  /*    REINDEX => ID */
   23,  /*     RENAME => ID */
   23,  /*   CTIME_KW => ID */
    0,  /*        ANY => nothing */
    0,  /*         OR => nothing */
    0,  /*        AND => nothing */
    0,  /*         IS => nothing */
    0,  /*    BETWEEN => nothing */
    0,  /*         IN => nothing */
    0,  /*     ISNULL => nothing */
    0,  /*    NOTNULL => nothing */
    0,  /*         NE => nothing */
    0,  /*         EQ => nothing */
    0,  /*         GT => nothing */
    0,  /*         LE => nothing */
    0,  /*         LT => nothing */
    0,  /*         GE => nothing */
    0,  /*     ESCAPE => nothing */
    0,  /*     BITAND => nothing */
    0,  /*      BITOR => nothing */
    0,  /*     LSHIFT => nothing */
    0,  /*     RSHIFT => nothing */
    0,  /*       PLUS => nothing */
    0,  /*      MINUS => nothing */
    0,  /*       STAR => nothing */
    0,  /*      SLASH => nothing */
    0,  /*        REM => nothing */
    0,  /*     CONCAT => nothing */
    0,  /*    COLLATE => nothing */
    0,  /*     UMINUS => nothing */
    0,  /*      UPLUS => nothing */
    0,  /*     BITNOT => nothing */
    0,  /*     STRING => nothing */
    0,  /*    JOIN_KW => nothing */
    0,  /* CONSTRAINT => nothing */
    0,  /*    DEFAULT => nothing */
    0,  /*       NULL => nothing */
    0,  /*    PRIMARY => nothing */
    0,  /*     UNIQUE => nothing */
    0,  /*      CHECK => nothing */
    0,  /* REFERENCES => nothing */
    0,  /*   AUTOINCR => nothing */
    0,  /*         ON => nothing */
    0,  /*     DELETE => nothing */
    0,  /*     UPDATE => nothing */
    0,  /*     INSERT => nothing */
    0,  /*        SET => nothing */
    0,  /* DEFERRABLE => nothing */
    0,  /*    FOREIGN => nothing */
    0,  /*       DROP => nothing */
    0,  /*      UNION => nothing */
    0,  /*        ALL => nothing */
    0,  /*     EXCEPT => nothing */
    0,  /*  INTERSECT => nothing */
    0,  /*     SELECT => nothing */
    0,  /*   DISTINCT => nothing */
    0,  /*        DOT => nothing */
    0,  /*       FROM => nothing */
    0,  /*       JOIN => nothing */
    0,  /*      USING => nothing */
    0,  /*      ORDER => nothing */
    0,  /*         BY => nothing */
    0,  /*      GROUP => nothing */
    0,  /*     HAVING => nothing */
    0,  /*      LIMIT => nothing */
    0,  /*      WHERE => nothing */
    0,  /*       INTO => nothing */
    0,  /*     VALUES => nothing */
    0,  /*    INTEGER => nothing */
    0,  /*      FLOAT => nothing */
    0,  /*       BLOB => nothing */
    0,  /*   REGISTER => nothing */
    0,  /*   VARIABLE => nothing */
    0,  /*       CASE => nothing */
    0,  /*       WHEN => nothing */
    0,  /*       THEN => nothing */
    0,  /*       ELSE => nothing */
    0,  /*      INDEX => nothing */
    0,  /*      ALTER => nothing */
    0,  /*         TO => nothing */
    0,  /*        ADD => nothing */
    0,  /*   COLUMNKW => nothing */
};
#endif /* YYFALLBACK */

/* The following structure represents a single element of the
** parser's stack.  Information stored includes:
**
**   +  The state number for the parser at this level of the stack.
**
**   +  The value of the token stored at this level of the stack.
**      (In other words, the "major" token.)
**
**   +  The semantic value stored at this level of the stack.  This is
**      the information used by the action routines in the grammar.
**      It is sometimes called the "minor" token.
*/
struct yyStackEntry {
  int stateno;       /* The state-number */
  int major;         /* The major token value.  This is the code
                     ** number for the token at this stack level */
  YYMINORTYPE minor; /* The user-supplied minor token value.  This
                     ** is the value of the token  */
};
typedef struct yyStackEntry yyStackEntry;

/* The state of the parser is completely contained in an instance of
** the following structure */
struct yyParser {
  int yyidx;                    /* Index of top element in stack */
  int yyerrcnt;                 /* Shifts left before out of the error */
  sqlite3ParserARG_SDECL                /* A place to hold %extra_argument */
#if YYSTACKDEPTH<=0
  int yystksz;                  /* Current side of the stack */
  yyStackEntry *yystack;        /* The parser's stack */
#else
  yyStackEntry yystack[YYSTACKDEPTH];  /* The parser's stack */
#endif
};
typedef struct yyParser yyParser;

#ifndef NDEBUG
#include <stdio.h>
static FILE *yyTraceFILE = 0;
static char *yyTracePrompt = 0;
#endif /* NDEBUG */

#ifndef NDEBUG
/* 
** Turn parser tracing on by giving a stream to which to write the trace
** and a prompt to preface each trace message.  Tracing is turned off
** by making either argument NULL 
**
** Inputs: