DBD-SQLite2
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sqliteInt.h view on Meta::CPAN
signed char nArg; /* Number of arguments. -1 means unlimited */
signed char dataType; /* Arg that determines datatype. -1=NUMERIC, */
/* -2=TEXT. -3=SQLITE_ARGS */
u8 includeTypes; /* Add datatypes to args of xFunc and xStep */
void *pUserData; /* User data parameter */
FuncDef *pNext; /* Next function with same name */
};
/*
** information about each column of an SQL table is held in an instance
** of this structure.
*/
struct Column {
char *zName; /* Name of this column */
char *zDflt; /* Default value of this column */
char *zType; /* Data type for this column */
u8 notNull; /* True if there is a NOT NULL constraint */
u8 isPrimKey; /* True if this column is part of the PRIMARY KEY */
u8 sortOrder; /* Some combination of SQLITE_SO_... values */
u8 dottedName; /* True if zName contains a "." character */
};
/*
** The allowed sort orders.
**
** The TEXT and NUM values use bits that do not overlap with DESC and ASC.
** That way the two can be combined into a single number.
*/
#define SQLITE_SO_UNK 0 /* Use the default collating type. (SCT_NUM) */
#define SQLITE_SO_TEXT 2 /* Sort using memcmp() */
#define SQLITE_SO_NUM 4 /* Sort using sqliteCompare() */
#define SQLITE_SO_TYPEMASK 6 /* Mask to extract the collating sequence */
#define SQLITE_SO_ASC 0 /* Sort in ascending order */
#define SQLITE_SO_DESC 1 /* Sort in descending order */
#define SQLITE_SO_DIRMASK 1 /* Mask to extract the sort direction */
/*
** Each SQL table is represented in memory by an instance of the
** following structure.
**
** Table.zName is the name of the table. The case of the original
** CREATE TABLE statement is stored, but case is not significant for
** comparisons.
**
** Table.nCol is the number of columns in this table. Table.aCol is a
** pointer to an array of Column structures, one for each column.
**
** If the table has an INTEGER PRIMARY KEY, then Table.iPKey is the index of
** the column that is that key. Otherwise Table.iPKey is negative. Note
** that the datatype of the PRIMARY KEY must be INTEGER for this field to
** be set. An INTEGER PRIMARY KEY is used as the rowid for each row of
** the table. If a table has no INTEGER PRIMARY KEY, then a random rowid
** is generated for each row of the table. Table.hasPrimKey is true if
** the table has any PRIMARY KEY, INTEGER or otherwise.
**
** Table.tnum is the page number for the root BTree page of the table in the
** database file. If Table.iDb is the index of the database table backend
** in sqlite.aDb[]. 0 is for the main database and 1 is for the file that
** holds temporary tables and indices. If Table.isTransient
** is true, then the table is stored in a file that is automatically deleted
** when the VDBE cursor to the table is closed. In this case Table.tnum
** refers VDBE cursor number that holds the table open, not to the root
** page number. Transient tables are used to hold the results of a
** sub-query that appears instead of a real table name in the FROM clause
** of a SELECT statement.
*/
struct Table {
char *zName; /* Name of the table */
int nCol; /* Number of columns in this table */
Column *aCol; /* Information about each column */
int iPKey; /* If not less then 0, use aCol[iPKey] as the primary key */
Index *pIndex; /* List of SQL indexes on this table. */
int tnum; /* Root BTree node for this table (see note above) */
Select *pSelect; /* NULL for tables. Points to definition if a view. */
u8 readOnly; /* True if this table should not be written by the user */
u8 iDb; /* Index into sqlite.aDb[] of the backend for this table */
u8 isTransient; /* True if automatically deleted when VDBE finishes */
u8 hasPrimKey; /* True if there exists a primary key */
u8 keyConf; /* What to do in case of uniqueness conflict on iPKey */
Trigger *pTrigger; /* List of SQL triggers on this table */
FKey *pFKey; /* Linked list of all foreign keys in this table */
};
/*
** Each foreign key constraint is an instance of the following structure.
**
** A foreign key is associated with two tables. The "from" table is
** the table that contains the REFERENCES clause that creates the foreign
** key. The "to" table is the table that is named in the REFERENCES clause.
** Consider this example:
**
** CREATE TABLE ex1(
** a INTEGER PRIMARY KEY,
** b INTEGER CONSTRAINT fk1 REFERENCES ex2(x)
** );
**
** For foreign key "fk1", the from-table is "ex1" and the to-table is "ex2".
**
** Each REFERENCES clause generates an instance of the following structure
** which is attached to the from-table. The to-table need not exist when
** the from-table is created. The existance of the to-table is not checked
** until an attempt is made to insert data into the from-table.
**
** The sqlite.aFKey hash table stores pointers to this structure
** given the name of a to-table. For each to-table, all foreign keys
** associated with that table are on a linked list using the FKey.pNextTo
** field.
*/
struct FKey {
Table *pFrom; /* The table that constains the REFERENCES clause */
FKey *pNextFrom; /* Next foreign key in pFrom */
char *zTo; /* Name of table that the key points to */
FKey *pNextTo; /* Next foreign key that points to zTo */
int nCol; /* Number of columns in this key */
struct sColMap { /* Mapping of columns in pFrom to columns in zTo */
int iFrom; /* Index of column in pFrom */
char *zCol; /* Name of column in zTo. If 0 use PRIMARY KEY */
} *aCol; /* One entry for each of nCol column s */
u8 isDeferred; /* True if constraint checking is deferred till COMMIT */
u8 updateConf; /* How to resolve conflicts that occur on UPDATE */
u8 deleteConf; /* How to resolve conflicts that occur on DELETE */
u8 insertConf; /* How to resolve conflicts that occur on INSERT */
sqliteInt.h view on Meta::CPAN
** three columns in the table. In the Index structure describing
** Ex2, nColumn==2 since 2 of the 3 columns of Ex1 are indexed.
** The value of aiColumn is {2, 0}. aiColumn[0]==2 because the
** first column to be indexed (c3) has an index of 2 in Ex1.aCol[].
** The second column to be indexed (c1) has an index of 0 in
** Ex1.aCol[], hence Ex2.aiColumn[1]==0.
**
** The Index.onError field determines whether or not the indexed columns
** must be unique and what to do if they are not. When Index.onError=OE_None,
** it means this is not a unique index. Otherwise it is a unique index
** and the value of Index.onError indicate the which conflict resolution
** algorithm to employ whenever an attempt is made to insert a non-unique
** element.
*/
struct Index {
char *zName; /* Name of this index */
int nColumn; /* Number of columns in the table used by this index */
int *aiColumn; /* Which columns are used by this index. 1st is 0 */
Table *pTable; /* The SQL table being indexed */
int tnum; /* Page containing root of this index in database file */
u8 onError; /* OE_Abort, OE_Ignore, OE_Replace, or OE_None */
u8 autoIndex; /* True if is automatically created (ex: by UNIQUE) */
u8 iDb; /* Index in sqlite.aDb[] of where this index is stored */
Index *pNext; /* The next index associated with the same table */
};
/*
** Each token coming out of the lexer is an instance of
** this structure. Tokens are also used as part of an expression.
**
** Note if Token.z==0 then Token.dyn and Token.n are undefined and
** may contain random values. Do not make any assuptions about Token.dyn
** and Token.n when Token.z==0.
*/
struct Token {
const char *z; /* Text of the token. Not NULL-terminated! */
unsigned dyn : 1; /* True for malloced memory, false for static */
unsigned n : 31; /* Number of characters in this token */
};
/*
** Each node of an expression in the parse tree is an instance
** of this structure.
**
** Expr.op is the opcode. The integer parser token codes are reused
** as opcodes here. For example, the parser defines TK_GE to be an integer
** code representing the ">=" operator. This same integer code is reused
** to represent the greater-than-or-equal-to operator in the expression
** tree.
**
** Expr.pRight and Expr.pLeft are subexpressions. Expr.pList is a list
** of argument if the expression is a function.
**
** Expr.token is the operator token for this node. For some expressions
** that have subexpressions, Expr.token can be the complete text that gave
** rise to the Expr. In the latter case, the token is marked as being
** a compound token.
**
** An expression of the form ID or ID.ID refers to a column in a table.
** For such expressions, Expr.op is set to TK_COLUMN and Expr.iTable is
** the integer cursor number of a VDBE cursor pointing to that table and
** Expr.iColumn is the column number for the specific column. If the
** expression is used as a result in an aggregate SELECT, then the
** value is also stored in the Expr.iAgg column in the aggregate so that
** it can be accessed after all aggregates are computed.
**
** If the expression is a function, the Expr.iTable is an integer code
** representing which function. If the expression is an unbound variable
** marker (a question mark character '?' in the original SQL) then the
** Expr.iTable holds the index number for that variable.
**
** The Expr.pSelect field points to a SELECT statement. The SELECT might
** be the right operand of an IN operator. Or, if a scalar SELECT appears
** in an expression the opcode is TK_SELECT and Expr.pSelect is the only
** operand.
*/
struct Expr {
u8 op; /* Operation performed by this node */
u8 dataType; /* Either SQLITE_SO_TEXT or SQLITE_SO_NUM */
u8 iDb; /* Database referenced by this expression */
u8 flags; /* Various flags. See below */
Expr *pLeft, *pRight; /* Left and right subnodes */
ExprList *pList; /* A list of expressions used as function arguments
** or in "<expr> IN (<expr-list)" */
Token token; /* An operand token */
Token span; /* Complete text of the expression */
int iTable, iColumn; /* When op==TK_COLUMN, then this expr node means the
** iColumn-th field of the iTable-th table. */
int iAgg; /* When op==TK_COLUMN and pParse->useAgg==TRUE, pull
** result from the iAgg-th element of the aggregator */
Select *pSelect; /* When the expression is a sub-select. Also the
** right side of "<expr> IN (<select>)" */
};
/*
** The following are the meanings of bits in the Expr.flags field.
*/
#define EP_FromJoin 0x0001 /* Originated in ON or USING clause of a join */
/*
** These macros can be used to test, set, or clear bits in the
** Expr.flags field.
*/
#define ExprHasProperty(E,P) (((E)->flags&(P))==(P))
#define ExprHasAnyProperty(E,P) (((E)->flags&(P))!=0)
#define ExprSetProperty(E,P) (E)->flags|=(P)
#define ExprClearProperty(E,P) (E)->flags&=~(P)
/*
** A list of expressions. Each expression may optionally have a
** name. An expr/name combination can be used in several ways, such
** as the list of "expr AS ID" fields following a "SELECT" or in the
** list of "ID = expr" items in an UPDATE. A list of expressions can
** also be used as the argument to a function, in which case the a.zName
** field is not used.
*/
struct ExprList {
int nExpr; /* Number of expressions on the list */
int nAlloc; /* Number of entries allocated below */
struct ExprList_item {
Expr *pExpr; /* The list of expressions */
char *zName; /* Token associated with this expression */
u8 sortOrder; /* 1 for DESC or 0 for ASC */
u8 isAgg; /* True if this is an aggregate like count(*) */
u8 done; /* A flag to indicate when processing is finished */
} *a; /* One entry for each expression */
};
/*
** An instance of this structure can hold a simple list of identifiers,
** such as the list "a,b,c" in the following statements:
**
** INSERT INTO t(a,b,c) VALUES ...;
** CREATE INDEX idx ON t(a,b,c);
** CREATE TRIGGER trig BEFORE UPDATE ON t(a,b,c) ...;
**
** The IdList.a.idx field is used when the IdList represents the list of
** column names after a table name in an INSERT statement. In the statement
**
** INSERT INTO t(a,b,c) ...
**
** If "a" is the k-th column of table "t", then IdList.a[0].idx==k.
*/
struct IdList {
int nId; /* Number of identifiers on the list */
int nAlloc; /* Number of entries allocated for a[] below */
struct IdList_item {
char *zName; /* Name of the identifier */
int idx; /* Index in some Table.aCol[] of a column named zName */
} *a;
};
/*
** The following structure describes the FROM clause of a SELECT statement.
** Each table or subquery in the FROM clause is a separate element of
** the SrcList.a[] array.
**
** With the addition of multiple database support, the following structure
** can also be used to describe a particular table such as the table that
** is modified by an INSERT, DELETE, or UPDATE statement. In standard SQL,
** such a table must be a simple name: ID. But in SQLite, the table can
** now be identified by a database name, a dot, then the table name: ID.ID.
*/
struct SrcList {
i16 nSrc; /* Number of tables or subqueries in the FROM clause */
i16 nAlloc; /* Number of entries allocated in a[] below */
struct SrcList_item {
char *zDatabase; /* Name of database holding this table */
char *zName; /* Name of the table */
char *zAlias; /* The "B" part of a "A AS B" phrase. zName is the "A" */
Table *pTab; /* An SQL table corresponding to zName */
Select *pSelect; /* A SELECT statement used in place of a table name */
int jointype; /* Type of join between this table and the next */
int iCursor; /* The VDBE cursor number used to access this table */
Expr *pOn; /* The ON clause of a join */
IdList *pUsing; /* The USING clause of a join */
} a[1]; /* One entry for each identifier on the list */
};
/*
** Permitted values of the SrcList.a.jointype field
*/
#define JT_INNER 0x0001 /* Any kind of inner or cross join */
#define JT_NATURAL 0x0002 /* True for a "natural" join */
#define JT_LEFT 0x0004 /* Left outer join */
#define JT_RIGHT 0x0008 /* Right outer join */
#define JT_OUTER 0x0010 /* The "OUTER" keyword is present */
#define JT_ERROR 0x0020 /* unknown or unsupported join type */
/*
** For each nested loop in a WHERE clause implementation, the WhereInfo
** structure contains a single instance of this structure. This structure
** is intended to be private the the where.c module and should not be
** access or modified by other modules.
*/
struct WhereLevel {
int iMem; /* Memory cell used by this level */
Index *pIdx; /* Index used */
int iCur; /* Cursor number used for this index */
int score; /* How well this indexed scored */
int brk; /* Jump here to break out of the loop */
int cont; /* Jump here to continue with the next loop cycle */
int op, p1, p2; /* Opcode used to terminate the loop */
int iLeftJoin; /* Memory cell used to implement LEFT OUTER JOIN */
int top; /* First instruction of interior of the loop */
int inOp, inP1, inP2;/* Opcode used to implement an IN operator */
int bRev; /* Do the scan in the reverse direction */
};
/*
** The WHERE clause processing routine has two halves. The
** first part does the start of the WHERE loop and the second
** half does the tail of the WHERE loop. An instance of
** this structure is returned by the first half and passed
** into the second half to give some continuity.
*/
struct WhereInfo {
Parse *pParse;
SrcList *pTabList; /* List of tables in the join */
int iContinue; /* Jump here to continue with next record */
int iBreak; /* Jump here to break out of the loop */
int nLevel; /* Number of nested loop */
int savedNTab; /* Value of pParse->nTab before WhereBegin() */
int peakNTab; /* Value of pParse->nTab after WhereBegin() */
WhereLevel a[1]; /* Information about each nest loop in the WHERE */
};
/*
** An instance of the following structure contains all information
** needed to generate code for a single SELECT statement.
**
** The zSelect field is used when the Select structure must be persistent.
** Normally, the expression tree points to tokens in the original input
** string that encodes the select. But if the Select structure must live
sqliteInt.h view on Meta::CPAN
/*
** The results of a select can be distributed in several ways.
*/
#define SRT_Callback 1 /* Invoke a callback with each row of result */
#define SRT_Mem 2 /* Store result in a memory cell */
#define SRT_Set 3 /* Store result as unique keys in a table */
#define SRT_Union 5 /* Store result as keys in a table */
#define SRT_Except 6 /* Remove result from a UNION table */
#define SRT_Table 7 /* Store result as data with a unique key */
#define SRT_TempTable 8 /* Store result in a trasient table */
#define SRT_Discard 9 /* Do not save the results anywhere */
#define SRT_Sorter 10 /* Store results in the sorter */
#define SRT_Subroutine 11 /* Call a subroutine to handle results */
/*
** When a SELECT uses aggregate functions (like "count(*)" or "avg(f1)")
** we have to do some additional analysis of expressions. An instance
** of the following structure holds information about a single subexpression
** somewhere in the SELECT statement. An array of these structures holds
** all the information we need to generate code for aggregate
** expressions.
**
** Note that when analyzing a SELECT containing aggregates, both
** non-aggregate field variables and aggregate functions are stored
** in the AggExpr array of the Parser structure.
**
** The pExpr field points to an expression that is part of either the
** field list, the GROUP BY clause, the HAVING clause or the ORDER BY
** clause. The expression will be freed when those clauses are cleaned
** up. Do not try to delete the expression attached to AggExpr.pExpr.
**
** If AggExpr.pExpr==0, that means the expression is "count(*)".
*/
struct AggExpr {
int isAgg; /* if TRUE contains an aggregate function */
Expr *pExpr; /* The expression */
FuncDef *pFunc; /* Information about the aggregate function */
};
/*
** An SQL parser context. A copy of this structure is passed through
** the parser and down into all the parser action routine in order to
** carry around information that is global to the entire parse.
*/
struct Parse {
sqlite *db; /* The main database structure */
int rc; /* Return code from execution */
char *zErrMsg; /* An error message */
Token sErrToken; /* The token at which the error occurred */
Token sFirstToken; /* The first token parsed */
Token sLastToken; /* The last token parsed */
const char *zTail; /* All SQL text past the last semicolon parsed */
Table *pNewTable; /* A table being constructed by CREATE TABLE */
Vdbe *pVdbe; /* An engine for executing database bytecode */
u8 colNamesSet; /* TRUE after OP_ColumnName has been issued to pVdbe */
u8 explain; /* True if the EXPLAIN flag is found on the query */
u8 nameClash; /* A permanent table name clashes with temp table name */
u8 useAgg; /* If true, extract field values from the aggregator
** while generating expressions. Normally false */
int nErr; /* Number of errors seen */
int nTab; /* Number of previously allocated VDBE cursors */
int nMem; /* Number of memory cells used so far */
int nSet; /* Number of sets used so far */
int nAgg; /* Number of aggregate expressions */
int nVar; /* Number of '?' variables seen in the SQL so far */
AggExpr *aAgg; /* An array of aggregate expressions */
const char *zAuthContext; /* The 6th parameter to db->xAuth callbacks */
Trigger *pNewTrigger; /* Trigger under construct by a CREATE TRIGGER */
TriggerStack *trigStack; /* Trigger actions being coded */
};
/*
** An instance of the following structure can be declared on a stack and used
** to save the Parse.zAuthContext value so that it can be restored later.
*/
struct AuthContext {
const char *zAuthContext; /* Put saved Parse.zAuthContext here */
Parse *pParse; /* The Parse structure */
};
/*
** Bitfield flags for P2 value in OP_PutIntKey and OP_Delete
*/
#define OPFLAG_NCHANGE 1 /* Set to update db->nChange */
#define OPFLAG_LASTROWID 2 /* Set to update db->lastRowid */
#define OPFLAG_CSCHANGE 4 /* Set to update db->csChange */
/*
* Each trigger present in the database schema is stored as an instance of
* struct Trigger.
*
* Pointers to instances of struct Trigger are stored in two ways.
* 1. In the "trigHash" hash table (part of the sqlite* that represents the
* database). This allows Trigger structures to be retrieved by name.
* 2. All triggers associated with a single table form a linked list, using the
* pNext member of struct Trigger. A pointer to the first element of the
* linked list is stored as the "pTrigger" member of the associated
* struct Table.
*
* The "step_list" member points to the first element of a linked list
* containing the SQL statements specified as the trigger program.
*/
struct Trigger {
char *name; /* The name of the trigger */
char *table; /* The table or view to which the trigger applies */
u8 iDb; /* Database containing this trigger */
u8 iTabDb; /* Database containing Trigger.table */
u8 op; /* One of TK_DELETE, TK_UPDATE, TK_INSERT */
u8 tr_tm; /* One of TK_BEFORE, TK_AFTER */
Expr *pWhen; /* The WHEN clause of the expresion (may be NULL) */
IdList *pColumns; /* If this is an UPDATE OF <column-list> trigger,
the <column-list> is stored here */
int foreach; /* One of TK_ROW or TK_STATEMENT */
Token nameToken; /* Token containing zName. Use during parsing only */
TriggerStep *step_list; /* Link list of trigger program steps */
Trigger *pNext; /* Next trigger associated with the table */
};
/*
* An instance of struct TriggerStep is used to store a single SQL statement
* that is a part of a trigger-program.
*
* Instances of struct TriggerStep are stored in a singly linked list (linked
* using the "pNext" member) referenced by the "step_list" member of the
* associated struct Trigger instance. The first element of the linked list is
* the first step of the trigger-program.
*
* The "op" member indicates whether this is a "DELETE", "INSERT", "UPDATE" or
* "SELECT" statement. The meanings of the other members is determined by the
* value of "op" as follows:
*
* (op == TK_INSERT)
* orconf -> stores the ON CONFLICT algorithm
* pSelect -> If this is an INSERT INTO ... SELECT ... statement, then
* this stores a pointer to the SELECT statement. Otherwise NULL.
* target -> A token holding the name of the table to insert into.
* pExprList -> If this is an INSERT INTO ... VALUES ... statement, then
* this stores values to be inserted. Otherwise NULL.
* pIdList -> If this is an INSERT INTO ... (<column-names>) VALUES ...
* statement, then this stores the column-names to be
* inserted into.
*
* (op == TK_DELETE)
* target -> A token holding the name of the table to delete from.
* pWhere -> The WHERE clause of the DELETE statement if one is specified.
* Otherwise NULL.
*
* (op == TK_UPDATE)
* target -> A token holding the name of the table to update rows of.
* pWhere -> The WHERE clause of the UPDATE statement if one is specified.
* Otherwise NULL.
* pExprList -> A list of the columns to update and the expressions to update
* them to. See sqliteUpdate() documentation of "pChanges"
* argument.
*
*/
struct TriggerStep {
int op; /* One of TK_DELETE, TK_UPDATE, TK_INSERT, TK_SELECT */
int orconf; /* OE_Rollback etc. */
Trigger *pTrig; /* The trigger that this step is a part of */
Select *pSelect; /* Valid for SELECT and sometimes
INSERT steps (when pExprList == 0) */
Token target; /* Valid for DELETE, UPDATE, INSERT steps */
Expr *pWhere; /* Valid for DELETE, UPDATE steps */
ExprList *pExprList; /* Valid for UPDATE statements and sometimes
INSERT steps (when pSelect == 0) */
IdList *pIdList; /* Valid for INSERT statements only */
TriggerStep * pNext; /* Next in the link-list */
};
/*
* An instance of struct TriggerStack stores information required during code
* generation of a single trigger program. While the trigger program is being
* coded, its associated TriggerStack instance is pointed to by the
* "pTriggerStack" member of the Parse structure.
*
* The pTab member points to the table that triggers are being coded on. The
* newIdx member contains the index of the vdbe cursor that points at the temp
* table that stores the new.* references. If new.* references are not valid
* for the trigger being coded (for example an ON DELETE trigger), then newIdx
* is set to -1. The oldIdx member is analogous to newIdx, for old.* references.
*
* The ON CONFLICT policy to be used for the trigger program steps is stored
* as the orconf member. If this is OE_Default, then the ON CONFLICT clause
* specified for individual triggers steps is used.
*
* struct TriggerStack has a "pNext" member, to allow linked lists to be
* constructed. When coding nested triggers (triggers fired by other triggers)
* each nested trigger stores its parent trigger's TriggerStack as the "pNext"
* pointer. Once the nested trigger has been coded, the pNext value is restored
* to the pTriggerStack member of the Parse stucture and coding of the parent
* trigger continues.
*
* Before a nested trigger is coded, the linked list pointed to by the
* pTriggerStack is scanned to ensure that the trigger is not about to be coded
* recursively. If this condition is detected, the nested trigger is not coded.
*/
struct TriggerStack {
Table *pTab; /* Table that triggers are currently being coded on */
int newIdx; /* Index of vdbe cursor to "new" temp table */
int oldIdx; /* Index of vdbe cursor to "old" temp table */
int orconf; /* Current orconf policy */
int ignoreJump; /* where to jump to for a RAISE(IGNORE) */
Trigger *pTrigger; /* The trigger currently being coded */
TriggerStack *pNext; /* Next trigger down on the trigger stack */
};
/*
** The following structure contains information used by the sqliteFix...
** routines as they walk the parse tree to make database references
** explicit.
*/
typedef struct DbFixer DbFixer;
struct DbFixer {
Parse *pParse; /* The parsing context. Error messages written here */
const char *zDb; /* Make sure all objects are contained in this database */
const char *zType; /* Type of the container - used for error messages */
const Token *pName; /* Name of the container - used for error messages */
};
/*
* This global flag is set for performance testing of triggers. When it is set
* SQLite will perform the overhead of building new and old trigger references
* even when no triggers exist
*/
extern int always_code_trigger_setup;
/*
** Internal function prototypes
*/
int sqliteStrICmp(const char *, const char *);
int sqliteStrNICmp(const char *, const char *, int);
int sqliteHashNoCase(const char *, int);
int sqliteIsNumber(const char*);
int sqliteCompare(const char *, const char *);
int sqliteSortCompare(const char *, const char *);
void sqliteRealToSortable(double r, char *);
#ifdef MEMORY_DEBUG
void *sqliteMalloc_(int,int,char*,int);
void sqliteFree_(void*,char*,int);
void *sqliteRealloc_(void*,int,char*,int);
char *sqliteStrDup_(const char*,char*,int);
char *sqliteStrNDup_(const char*, int,char*,int);
void sqliteCheckMemory(void*,int);
#else
void *sqliteMalloc(int);
void *sqliteMallocRaw(int);
void sqliteFree(void*);
void *sqliteRealloc(void*,int);
char *sqliteStrDup(const char*);
char *sqliteStrNDup(const char*, int);
# define sqliteCheckMemory(a,b)
#endif
char *sqliteMPrintf(const char*, ...);
char *sqliteVMPrintf(const char*, va_list);
void sqliteSetString(char **, const char *, ...);
void sqliteSetNString(char **, ...);
void sqliteErrorMsg(Parse*, const char*, ...);
void sqliteDequote(char*);
int sqliteKeywordCode(const char*, int);
int sqliteRunParser(Parse*, const char*, char **);
( run in 1.650 second using v1.01-cache-2.11-cpan-13bb782fe5a )