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This commit is contained in:
MassimilianoPinto
2017-06-29 15:34:22 +02:00
parent 4993fd683c
commit cb57e10761
122 changed files with 16937 additions and 1627 deletions
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191
query_classifier/qc_sqlite/sqlite-src-3110100/src/parse.y
View File

@ -64,6 +64,7 @@ enum
{
QUERY_TYPE_READ = 0x000002, /*< Read database data:any */
QUERY_TYPE_WRITE = 0x000004, /*< Master data will be modified:master */
QUERY_TYPE_USERVAR_READ = 0x000040, /*< Read a user variable:master or any */
};
typedef enum qc_field_usage
@ -85,7 +86,7 @@ typedef enum qc_field_usage
extern void mxs_sqlite3AlterFinishAddColumn(Parse *, Token *);
extern void mxs_sqlite3AlterBeginAddColumn(Parse *, SrcList *);
extern void mxs_sqlite3Analyze(Parse *, SrcList *);
extern void mxs_sqlite3BeginTransaction(Parse*, int);
extern void mxs_sqlite3BeginTransaction(Parse*, int token, int type);
extern void mxs_sqlite3CommitTransaction(Parse*);
extern void mxs_sqlite3CreateIndex(Parse*,Token*,Token*,SrcList*,ExprList*,int,Token*,
Expr*, int, int);
@ -107,18 +108,21 @@ extern void mxs_sqlite3Update(Parse*, SrcList*, ExprList*, Expr*, int);
extern void maxscaleCollectInfoFromSelect(Parse*, Select*, int);
extern void maxscaleAlterTable(Parse*, mxs_alter_t command, SrcList*, Token*);
extern void maxscaleCall(Parse*, SrcList* pName);
extern void maxscaleCall(Parse*, SrcList* pName, ExprList* pExprList);
extern void maxscaleCheckTable(Parse*, SrcList* pTables);
extern void maxscaleCreateSequence(Parse*, Token* pDatabase, Token* pTable);
extern void maxscaleDeclare(Parse* pParse);
extern void maxscaleDeallocate(Parse*, Token* pName);
extern void maxscaleDo(Parse*, ExprList* pEList);
extern void maxscaleDrop(Parse*, MxsDrop* pDrop);
extern void maxscaleExecute(Parse*, Token* pName);
extern void maxscaleExplain(Parse*, SrcList* pName);
extern void maxscaleDrop(Parse*, int what, Token* pDatabase, Token* pName);
extern void maxscaleExecute(Parse*, Token* pName, int type_mask);
extern void maxscaleExecuteImmediate(Parse*, Token* pName, ExprSpan* pExprSpan, int type_mask);
extern void maxscaleExplain(Parse*, Token* pNext);
extern void maxscaleFlush(Parse*, Token* pWhat);
extern void maxscaleHandler(Parse*, mxs_handler_t, SrcList* pFullName, Token* pName);
extern void maxscaleLoadData(Parse*, SrcList* pFullName);
extern void maxscaleLock(Parse*, mxs_lock_t, SrcList*);
extern void maxscalePrepare(Parse*, Token* pName, Token* pStmt);
extern void maxscalePrepare(Parse*, Token* pName, Expr* pStmt);
extern void maxscalePrivileges(Parse*, int kind);
extern void maxscaleRenameTable(Parse*, SrcList* pTables);
extern void maxscaleSet(Parse*, int scope, mxs_set_t kind, ExprList*);
@ -276,33 +280,23 @@ input ::= cmdlist.
cmdlist ::= cmdlist ecmd.
cmdlist ::= ecmd.
ecmd ::= SEMI.
ecmd ::= explain cmdx SEMI.
ecmd ::= explain SEMI.
ecmd ::= cmdx SEMI.
ecmd ::= oracle_assignment SEMI.
%ifdef MAXSCALE
explain_kw ::= EXPLAIN. // Also covers DESCRIBE
explain_kw ::= DESC.
ecmd ::= explain_kw fullname(X) SEMI. {
pParse->explain = 1;
maxscaleExplain(pParse, X);
}
explain ::= explain_kw. { pParse->explain = 1; }
// deferred_id is defined later, after the id token_class has been defined.
ecmd ::= explain FOR deferred_id INTEGER SEMI. { // FOR CONNECTION connection_id
explain ::= explain_kw deferred_id(A). { maxscaleExplain(pParse, &A); }
explain ::= explain_kw deferred_id(A) DOT deferred_id. { maxscaleExplain(pParse, &A); }
ecmd ::= explain FOR(A) deferred_id INTEGER SEMI. { // FOR CONNECTION connection_id
pParse->explain = 1;
maxscaleExplain(pParse, 0);
maxscaleExplain(pParse, &A);
}
%endif
explain ::= .
%ifndef SQLITE_OMIT_EXPLAIN
%ifdef MAXSCALE
explain_type_opt ::= .
explain_type_opt ::= deferred_id. // EXTENDED | PARTITIONS
explain_type_opt ::= deferred_id eq deferred_id. // FORMAT = {TRADITIONAL|JSON}
explain ::= explain_kw explain_type_opt. { pParse->explain = 1; }
%endif
%ifndef MAXSCALE
explain ::= EXPLAIN. { pParse->explain = 1; }
%endif
%ifndef MAXSCALE
explain ::= EXPLAIN QUERY PLAN. { pParse->explain = 2; }
%endif
@ -315,7 +309,7 @@ cmdx ::= cmd. { sqlite3FinishCoding(pParse); }
%ifdef MAXSCALE
work_opt ::= WORK.
work_opt ::= .
cmd ::= BEGIN work_opt. {mxs_sqlite3BeginTransaction(pParse, 0);} // BEGIN [WORK]
cmd ::= BEGIN work_opt. {mxs_sqlite3BeginTransaction(pParse, TK_BEGIN, 0);} // BEGIN [WORK]
%endif
%ifndef MAXSCALE
cmd ::= BEGIN transtype(Y) trans_opt. {sqlite3BeginTransaction(pParse, Y);}
@ -590,14 +584,14 @@ columnid(A) ::= nm(X). {
%endif
%ifdef MAXSCALE
/*ABORT*/ ACTION AFTER ALGORITHM /*ANALYZE*/ /*ASC*/ /*ATTACH*/
/*BEFORE*/ BEGIN BY
/*BEFORE*/ /*BEGIN*/ BY
// TODO: BINARY is a reserved word and should not automatically convert into an identifer.
// TODO: However, if not here then rules such as CAST need to be modified.
BINARY
/*CASCADE*/ CAST CLOSE COLUMNKW COLUMNS COMMENT CONCURRENT /*CONFLICT*/
DATA /*DATABASE*/ DEALLOCATE DEFERRED /*DESC*/ /*DETACH*/ DUMPFILE
/*EACH*/ END ENUM EXCLUSIVE /*EXPLAIN*/
FIRST FLUSH /*FOR*/
FIRST FLUSH /*FOR*/ FORMAT
GLOBAL
// TODO: IF is a reserved word and should not automatically convert into an identifer.
IF IMMEDIATE INITIALLY INSTEAD
@ -607,10 +601,10 @@ columnid(A) ::= nm(X). {
NO
OF OFFSET OPEN
QUICK
RAISE RECURSIVE /*REINDEX*/ RELEASE /*RENAME*/ REPLACE RESTRICT ROLLBACK ROLLUP ROW
SAVEPOINT SELECT_OPTIONS_KW SLAVE START STATUS
RAISE RECURSIVE /*REINDEX*/ RELEASE /*RENAME*/ /*REPLACE*/ RESTRICT ROLLBACK ROLLUP ROW
SAVEPOINT SELECT_OPTIONS_KW /*SEQUENCE*/ SLAVE /*START*/ STATUS
TABLES TEMP TEMPTABLE /*TRIGGER*/
TRUNCATE
/*TRUNCATE*/
// TODO: UNSIGNED is a reserved word and should not automatically convert into an identifer.
// TODO: However, if not here then rules such as CAST need to be modified.
UNSIGNED
@ -663,6 +657,10 @@ eq ::= EQ.
nm(A) ::= id(X). {A = X;}
nm(A) ::= STRING(X). {A = X;}
nm(A) ::= JOIN_KW(X). {A = X;}
nm(A) ::= START(X). {A = X;}
nm(A) ::= TRUNCATE(X). {A = X;}
nm(A) ::= BEGIN(X). {A = X;}
nm(A) ::= REPLACE(X). {A = X;}
// A typetoken is really one or more tokens that form a type name such
// as can be found after the column name in a CREATE TABLE statement.
@ -1122,6 +1120,7 @@ select_into(A) ::= INTO OUTFILE STRING. {A = sqlite3ExprListAppend(pParse, 0, 0)
%type select_options {int}
select_options(A) ::= . {A = 0;}
select_options(A) ::= select_options DISTINCT. {A = SF_Distinct;}
select_options(A) ::= select_options UNIQUE. {A = SF_Distinct;}
select_options(A) ::= select_options ALL. {A = SF_All;}
select_options(A) ::= select_options(X) HIGH_PRIORITY. {A = X;}
select_options(A) ::= select_options(X) SELECT_OPTIONS_KW. {A = X;}
@ -1131,6 +1130,9 @@ select_options(A) ::= select_options(X) STRAIGHT_JOIN. {A = X;}
// present and false (0) if it is not.
//
%type distinct {int}
%ifdef MAXSCALE
distinct(A) ::= UNIQUE. {A = SF_Distinct;}
%endif
distinct(A) ::= DISTINCT. {A = SF_Distinct;}
distinct(A) ::= ALL. {A = SF_All;}
distinct(A) ::= . {A = 0;}
@ -1771,13 +1773,18 @@ term(A) ::= DEFAULT(X). {spanExpr(&A, pParse, @X, &X);}
%endif
term(A) ::= NULL(X). {spanExpr(&A, pParse, @X, &X);}
expr(A) ::= id(X). {spanExpr(&A, pParse, TK_ID, &X);}
expr(A) ::= JOIN_KW(X). {spanExpr(&A, pParse, TK_ID, &X);}
expr(A) ::= nm(X) DOT nm(Y). {
Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &X);
Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &Y);
A.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp2, 0);
spanSet(&A,&X,&Y);
}
expr(A) ::= DOT nm(X) DOT nm(Y). {
Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &X);
Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &Y);
A.pExpr = sqlite3PExpr(pParse, TK_DOT, temp1, temp2, 0);
spanSet(&A,&X,&Y);
}
expr(A) ::= nm(X) DOT nm(Y) DOT nm(Z). {
Expr *temp1 = sqlite3PExpr(pParse, TK_ID, 0, 0, &X);
Expr *temp2 = sqlite3PExpr(pParse, TK_ID, 0, 0, &Y);
@ -2675,7 +2682,7 @@ type_options(A) ::= type_options CHARACTER SET ids. {A|=8;}
type_options(A) ::= type_options CHARSET ids. {A|=8;}
// deferred_id is used instead of id before the token_class id has been defined.
deferred_id ::= id.
deferred_id(A) ::= id(X). {A=X;}
as_opt ::= .
as_opt ::= AS.
@ -2690,31 +2697,18 @@ default_opt ::= DEFAULT.
//
cmd ::= call.
call_arg ::= INTEGER.
call_arg ::= FLOAT.
call_arg ::= STRING.
call_arg ::= id.
call_arg ::= VARIABLE.
%type call_args_opt {ExprList*}
call_args_opt(A) ::= . {A=0;}
call_args_opt(A) ::= LP exprlist(X) RP. {A=X;}
call_args ::= call_arg.
call_args ::= call_args COMMA call_arg.
call_args_opt ::= .
call_args_opt ::= LP RP.
call_args_opt ::= LP call_args RP.
call ::= CALL fullname(X) call_args_opt. {
maxscaleCall(pParse, X);
call ::= CALL fullname(X) call_args_opt(Y). {
maxscaleCall(pParse, X, Y);
}
//////////////////////// DROP FUNCTION statement ////////////////////////////////////
//
cmd ::= DROP FUNCTION_KW ifexists nm(X). {
MxsDrop drop;
drop.what = MXS_DROP_FUNCTION;
drop.token = X;
maxscaleDrop(pParse, &drop);
maxscaleDrop(pParse, MXS_DROP_FUNCTION, NULL, &X);
}
//////////////////////// The CHECK TABLE statement ////////////////////////////////////
@ -2845,19 +2839,32 @@ cmd ::= prepare.
cmd ::= execute.
cmd ::= deallocate.
prepare ::= PREPARE nm(X) FROM STRING(Y).
prepare ::= PREPARE nm(X) FROM expr(Y).
{
maxscalePrepare(pParse, &X, &Y);
maxscalePrepare(pParse, &X, Y.pExpr);
}
execute_variables ::= VARIABLE.
execute_variables ::= execute_variables COMMA VARIABLE.
%type execute_variable {int}
execute_variable(A) ::= INTEGER. {A=0;} // For Oracle
execute_variable(A) ::= VARIABLE. {A=QUERY_TYPE_USERVAR_READ;}
execute_variables_opt ::= .
execute_variables_opt ::= USING execute_variables.
%type execute_variables {int}
execute_variables(A) ::= execute_variable(X). {A=X;}
execute_variables(A) ::= execute_variables(X) COMMA execute_variable(Y). {
A = X|Y;
}
execute ::= EXECUTE nm(X) execute_variables_opt. {
maxscaleExecute(pParse, &X);
%type execute_variables_opt {int}
execute_variables_opt(A) ::= . {A=0;}
execute_variables_opt(A) ::= USING execute_variables(X). {A=X;}
execute ::= EXECUTE nm(X) execute_variables_opt(Y). {
maxscaleExecute(pParse, &X, Y);
}
execute ::= EXECUTE id(X) expr(Y) execute_variables_opt(Z). {
maxscaleExecuteImmediate(pParse, &X, &Y, Z);
}
dod ::= DEALLOCATE.
@ -3092,6 +3099,19 @@ show(A) ::= SHOW CREATE VIEW nm(X) dbnm(Y). {
}
}
show(A) ::= SHOW CREATE SEQUENCE nm(X) dbnm(Y). {
A.what = MXS_SHOW_CREATE_SEQUENCE;
A.data = 0;
if (Y.z) {
A.pName = &Y;
A.pDatabase = &X;
}
else {
A.pName = &X;
A.pDatabase = NULL;
}
}
show(A) ::= SHOW DATABASES_KW like_or_where_opt. {
A.what = MXS_SHOW_DATABASES;
A.data = 0;
@ -3219,7 +3239,7 @@ start_transaction_characteristics(A) ::=
}
cmd ::= START TRANSACTION start_transaction_characteristics(X). {
mxs_sqlite3BeginTransaction(pParse, X);
mxs_sqlite3BeginTransaction(pParse, TK_START, X);
}
//////////////////////// The TRUNCATE statement ////////////////////////////////////
@ -3243,4 +3263,55 @@ cmd ::= TRUNCATE table_opt nm(X) dbnm(Y). {
maxscaleTruncate(pParse, pDatabase, pName);
}
//////////////////////// ORACLE Assignment ////////////////////////////////////
//
oracle_assignment ::= id(X) EQ expr(Y). {
Expr* pX = sqlite3PExpr(pParse, TK_ID, 0, 0, &X);
Expr* pExpr = sqlite3PExpr(pParse, TK_EQ, pX, Y.pExpr, 0);
ExprList* pExprList = sqlite3ExprListAppend(pParse, 0, pExpr);
maxscaleSet(pParse, 0, MXS_SET_VARIABLES, pExprList);
}
//////////////////////// ORACLE CREATE SEQUENCE ////////////////////////////////////
//
cmd ::= CREATE SEQUENCE nm(X) dbnm(Y).{ // CREATE SEQUENCE db
Token* pDatabase;
Token* pTable;
if (Y.z)
{
pDatabase = &X;
pTable = &Y;
}
else
{
pDatabase = NULL;
pTable = &X;
}
maxscaleCreateSequence(pParse, pDatabase, pTable);
}
//////////////////////// ORACLE CREATE SEQUENCE ////////////////////////////////////
//
cmd ::= DROP SEQUENCE nm(X) dbnm(Y).{ // CREATE SEQUENCE db
Token* pDatabase;
Token* pTable;
if (Y.z)
{
pDatabase = &X;
pTable = &Y;
}
else
{
pDatabase = NULL;
pTable = &X;
}
maxscaleDrop(pParse, MXS_DROP_SEQUENCE, pDatabase, pTable);
}
//////////////////////// ORACLE DECLARE ////////////////////////////////////
//
cmd ::= DECLARE. {
maxscaleDeclare(pParse);
}
%endif

8
query_classifier/qc_sqlite/sqlite-src-3110100/src/sqliteInt.h
View File

@ -4092,14 +4092,9 @@ int sqlite3DbstatRegister(sqlite3*);
typedef enum mxs_drop
{
MXS_DROP_FUNCTION,
MXS_DROP_SEQUENCE,
} mxs_drop_t;
typedef struct MxsDrop
{
mxs_drop_t what;
Token token;
} MxsDrop;
typedef enum mxs_set
{
MXS_SET_VARIABLES,
@ -4109,6 +4104,7 @@ typedef enum mxs_set
typedef enum mxs_show
{
MXS_SHOW_COLUMNS,
MXS_SHOW_CREATE_SEQUENCE,
MXS_SHOW_CREATE_TABLE,
MXS_SHOW_CREATE_VIEW,
MXS_SHOW_DATABASES,

30
query_classifier/qc_sqlite/sqlite-src-3110100/src/tokenize.c
View File

@ -496,6 +496,20 @@ int sqlite3GetToken(const unsigned char *z, int *tokenType){
break;
}else if( c==':' && z[i+1]==':' ){
i++;
#endif
#ifdef MAXSCALE
}else if ( c=='\'' || c=='"' || c=='`' ){
int q=c;
++i;
while ( IdChar(z[i]) ) {
++i;
++n;
}
if ( z[i]==q )
{
++i;
break;
}
#endif
}else{
break;
@ -554,8 +568,20 @@ int sqlite3GetToken(const unsigned char *z, int *tokenType){
}
if (*tokenType != TK_ID) {
extern void maxscaleKeyword(int);
maxscaleKeyword(*tokenType);
extern int maxscaleKeyword(int);
extern int maxscaleTranslateKeyword(int);
*tokenType = maxscaleTranslateKeyword(*tokenType);
if (*tokenType != TK_ID) {
if (maxscaleKeyword(*tokenType) != 0)
{
/* Consume the entire string. */
while ( z[i] ) {
++i;
}
}
}
}
}
return i;