Support EXTRACT (#95)
* EXTRACT support * formatting * formatting * formatting
This commit is contained in:
Moritz Eyssen
mrks
parent
82e73f66d2
commit
73ed061d7d
File diff suppressed because it is too large
Load Diff
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@ -117,99 +117,106 @@ extern int hsql_debug;
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SQL_ESCAPE = 293,
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SQL_EXCEPT = 294,
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SQL_EXISTS = 295,
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SQL_GLOBAL = 296,
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SQL_HAVING = 297,
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SQL_IMPORT = 298,
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SQL_INSERT = 299,
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SQL_ISNULL = 300,
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SQL_OFFSET = 301,
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SQL_RENAME = 302,
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SQL_SCHEMA = 303,
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SQL_SELECT = 304,
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SQL_SORTED = 305,
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SQL_TABLES = 306,
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SQL_UNIQUE = 307,
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SQL_UNLOAD = 308,
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SQL_UPDATE = 309,
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SQL_VALUES = 310,
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SQL_AFTER = 311,
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SQL_ALTER = 312,
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SQL_CROSS = 313,
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SQL_DELTA = 314,
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SQL_GROUP = 315,
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SQL_INDEX = 316,
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SQL_INNER = 317,
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SQL_LIMIT = 318,
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SQL_LOCAL = 319,
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SQL_MERGE = 320,
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SQL_MINUS = 321,
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SQL_ORDER = 322,
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SQL_OUTER = 323,
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SQL_RIGHT = 324,
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SQL_TABLE = 325,
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SQL_UNION = 326,
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SQL_USING = 327,
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SQL_WHERE = 328,
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SQL_CALL = 329,
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SQL_CASE = 330,
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SQL_DATE = 331,
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SQL_DESC = 332,
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SQL_DROP = 333,
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SQL_ELSE = 334,
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SQL_FILE = 335,
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SQL_FROM = 336,
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SQL_FULL = 337,
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SQL_HASH = 338,
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SQL_HINT = 339,
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SQL_INTO = 340,
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SQL_JOIN = 341,
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SQL_LEFT = 342,
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SQL_LIKE = 343,
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SQL_LOAD = 344,
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SQL_NULL = 345,
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SQL_PART = 346,
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SQL_PLAN = 347,
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SQL_SHOW = 348,
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SQL_TEXT = 349,
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SQL_THEN = 350,
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SQL_TIME = 351,
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SQL_VIEW = 352,
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SQL_WHEN = 353,
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SQL_WITH = 354,
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SQL_ADD = 355,
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SQL_ALL = 356,
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SQL_AND = 357,
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SQL_ASC = 358,
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SQL_CSV = 359,
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SQL_END = 360,
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SQL_FOR = 361,
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SQL_INT = 362,
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SQL_KEY = 363,
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SQL_NOT = 364,
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SQL_OFF = 365,
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SQL_SET = 366,
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SQL_TBL = 367,
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SQL_TOP = 368,
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SQL_AS = 369,
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SQL_BY = 370,
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SQL_IF = 371,
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SQL_IN = 372,
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SQL_IS = 373,
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SQL_OF = 374,
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SQL_ON = 375,
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SQL_OR = 376,
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SQL_TO = 377,
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SQL_ARRAY = 378,
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SQL_CONCAT = 379,
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SQL_ILIKE = 380,
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SQL_EQUALS = 381,
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SQL_NOTEQUALS = 382,
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SQL_LESS = 383,
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SQL_GREATER = 384,
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SQL_LESSEQ = 385,
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SQL_GREATEREQ = 386,
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SQL_NOTNULL = 387,
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SQL_UMINUS = 388
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SQL_EXTRACT = 296,
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SQL_GLOBAL = 297,
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SQL_HAVING = 298,
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SQL_IMPORT = 299,
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SQL_INSERT = 300,
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SQL_ISNULL = 301,
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SQL_OFFSET = 302,
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SQL_RENAME = 303,
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SQL_SCHEMA = 304,
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SQL_SELECT = 305,
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SQL_SORTED = 306,
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SQL_TABLES = 307,
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SQL_UNIQUE = 308,
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SQL_UNLOAD = 309,
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SQL_UPDATE = 310,
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SQL_VALUES = 311,
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SQL_AFTER = 312,
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SQL_ALTER = 313,
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SQL_CROSS = 314,
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SQL_DELTA = 315,
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SQL_GROUP = 316,
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SQL_INDEX = 317,
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SQL_INNER = 318,
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SQL_LIMIT = 319,
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SQL_LOCAL = 320,
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SQL_MERGE = 321,
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SQL_MINUS = 322,
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SQL_ORDER = 323,
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SQL_OUTER = 324,
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SQL_RIGHT = 325,
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SQL_TABLE = 326,
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SQL_UNION = 327,
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SQL_USING = 328,
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SQL_WHERE = 329,
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SQL_CALL = 330,
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SQL_CASE = 331,
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SQL_DATE = 332,
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SQL_DESC = 333,
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SQL_DROP = 334,
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SQL_ELSE = 335,
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SQL_FILE = 336,
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SQL_FROM = 337,
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SQL_FULL = 338,
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SQL_HASH = 339,
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SQL_HINT = 340,
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SQL_INTO = 341,
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SQL_JOIN = 342,
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SQL_LEFT = 343,
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SQL_LIKE = 344,
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SQL_LOAD = 345,
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SQL_NULL = 346,
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SQL_PART = 347,
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SQL_PLAN = 348,
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SQL_SHOW = 349,
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SQL_TEXT = 350,
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SQL_THEN = 351,
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SQL_TIME = 352,
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SQL_VIEW = 353,
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SQL_WHEN = 354,
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SQL_WITH = 355,
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SQL_ADD = 356,
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SQL_ALL = 357,
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SQL_AND = 358,
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SQL_ASC = 359,
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SQL_CSV = 360,
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SQL_END = 361,
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SQL_FOR = 362,
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SQL_INT = 363,
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SQL_KEY = 364,
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SQL_NOT = 365,
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SQL_OFF = 366,
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SQL_SET = 367,
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SQL_TBL = 368,
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SQL_TOP = 369,
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SQL_AS = 370,
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SQL_BY = 371,
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SQL_IF = 372,
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SQL_IN = 373,
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SQL_IS = 374,
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SQL_OF = 375,
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SQL_ON = 376,
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SQL_OR = 377,
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SQL_TO = 378,
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SQL_ARRAY = 379,
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SQL_CONCAT = 380,
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SQL_ILIKE = 381,
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SQL_SECOND = 382,
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SQL_MINUTE = 383,
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SQL_HOUR = 384,
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SQL_DAY = 385,
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SQL_MONTH = 386,
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SQL_YEAR = 387,
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SQL_EQUALS = 388,
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SQL_NOTEQUALS = 389,
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SQL_LESS = 390,
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SQL_GREATER = 391,
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SQL_LESSEQ = 392,
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SQL_GREATEREQ = 393,
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SQL_NOTNULL = 394,
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SQL_UMINUS = 395
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};
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#endif
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@ -243,6 +250,7 @@ union HSQL_STYPE
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hsql::Expr* expr;
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hsql::OrderDescription* order;
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hsql::OrderType order_type;
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hsql::DatetimeField datetime_field;
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hsql::LimitDescription* limit;
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hsql::ColumnDefinition* column_t;
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hsql::GroupByDescription* group_t;
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@ -258,7 +266,7 @@ union HSQL_STYPE
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std::vector<hsql::Expr*>* expr_vec;
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std::vector<hsql::OrderDescription*>* order_vec;
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#line 262 "bison_parser.h" /* yacc.c:1909 */
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#line 270 "bison_parser.h" /* yacc.c:1909 */
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};
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typedef union HSQL_STYPE HSQL_STYPE;
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@ -116,6 +116,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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hsql::Expr* expr;
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hsql::OrderDescription* order;
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hsql::OrderType order_type;
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hsql::DatetimeField datetime_field;
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hsql::LimitDescription* limit;
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hsql::ColumnDefinition* column_t;
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hsql::GroupByDescription* group_t;
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@ -136,7 +137,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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/*********************************
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** Destructor symbols
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*********************************/
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%destructor { } <fval> <ival> <uval> <bval> <order_type>
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%destructor { } <fval> <ival> <uval> <bval> <order_type> <datetime_field>
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%destructor { free( ($$.name) ); free( ($$.schema) ); } <table_name>
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%destructor { free( ($$) ); } <sval>
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%destructor {
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@ -163,7 +164,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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%token CASCADE COLUMNS CONTROL DEFAULT EXECUTE EXPLAIN
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%token HISTORY INTEGER NATURAL PREPARE PRIMARY SCHEMAS
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%token SPATIAL VIRTUAL BEFORE COLUMN CREATE DELETE DIRECT
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%token DOUBLE ESCAPE EXCEPT EXISTS GLOBAL HAVING IMPORT
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%token DOUBLE ESCAPE EXCEPT EXISTS EXTRACT GLOBAL HAVING IMPORT
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%token INSERT ISNULL OFFSET RENAME SCHEMA SELECT SORTED
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%token TABLES UNIQUE UNLOAD UPDATE VALUES AFTER ALTER CROSS
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%token DELTA GROUP INDEX INNER LIMIT LOCAL MERGE MINUS ORDER
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@ -172,7 +173,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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%token LEFT LIKE LOAD NULL PART PLAN SHOW TEXT THEN TIME
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%token VIEW WHEN WITH ADD ALL AND ASC CSV END FOR INT KEY
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%token NOT OFF SET TBL TOP AS BY IF IN IS OF ON OR TO
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%token ARRAY CONCAT ILIKE
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%token ARRAY CONCAT ILIKE SECOND MINUTE HOUR DAY MONTH YEAR
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/*********************************
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** Non-Terminal types (http://www.gnu.org/software/bison/manual/html_node/Type-Decl.html)
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@ -195,7 +196,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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%type <uval> import_file_type opt_join_type column_type
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%type <table> opt_from_clause from_clause table_ref table_ref_atomic table_ref_name nonjoin_table_ref_atomic
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%type <table> join_clause table_ref_name_no_alias
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%type <expr> expr operand scalar_expr unary_expr binary_expr logic_expr exists_expr
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%type <expr> expr operand scalar_expr unary_expr binary_expr logic_expr exists_expr extract_expr
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%type <expr> function_expr between_expr expr_alias param_expr
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%type <expr> column_name literal int_literal num_literal string_literal
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%type <expr> comp_expr opt_where join_condition opt_having case_expr case_list in_expr hint
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@ -203,6 +204,7 @@ int yyerror(YYLTYPE* llocp, SQLParserResult* result, yyscan_t scanner, const cha
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%type <limit> opt_limit opt_top
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%type <order> order_desc
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%type <order_type> opt_order_type
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%type <datetime_field> datetime_field
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%type <column_t> column_def
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%type <update_t> update_clause
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%type <group_t> opt_group
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@ -764,6 +766,7 @@ operand:
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| binary_expr
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| case_expr
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| function_expr
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| extract_expr
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| array_expr
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| '(' select_no_paren ')' { $$ = Expr::makeSelect($2); }
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;
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@ -837,9 +840,21 @@ comp_expr:
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;
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function_expr:
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IDENTIFIER '(' ')' { $$ = Expr::makeFunctionRef($1, new std::vector<Expr*>(), false); }
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| IDENTIFIER '(' opt_distinct expr_list ')' { $$ = Expr::makeFunctionRef($1, $4, $3); }
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;
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IDENTIFIER '(' ')' { $$ = Expr::makeFunctionRef($1, new std::vector<Expr*>(), false); }
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| IDENTIFIER '(' opt_distinct expr_list ')' { $$ = Expr::makeFunctionRef($1, $4, $3); }
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;
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extract_expr:
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EXTRACT '(' datetime_field FROM expr ')' { $$ = Expr::makeExtract($3, $5); }
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;
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datetime_field:
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SECOND { $$ = kDatetimeSecond; }
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| MINUTE { $$ = kDatetimeMinute; }
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| HOUR { $$ = kDatetimeHour; }
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| DAY { $$ = kDatetimeDay; }
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| MONTH { $$ = kDatetimeMonth; }
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| YEAR { $$ = kDatetimeYear; }
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array_expr:
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ARRAY '[' expr_list ']' { $$ = Expr::makeArray($3); }
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File diff suppressed because it is too large
Load Diff
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@ -2,9 +2,9 @@
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#define hsql_HEADER_H 1
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#define hsql_IN_HEADER 1
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#line 5 "flex_lexer.h"
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#line 6 "flex_lexer.h"
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#line 7 "flex_lexer.h"
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#line 8 "flex_lexer.h"
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#define YY_INT_ALIGNED short int
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@ -13,245 +13,11 @@
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#define FLEX_SCANNER
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#define YY_FLEX_MAJOR_VERSION 2
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#define YY_FLEX_MINOR_VERSION 6
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#define YY_FLEX_SUBMINOR_VERSION 4
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#define YY_FLEX_SUBMINOR_VERSION 1
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#if YY_FLEX_SUBMINOR_VERSION > 0
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#define FLEX_BETA
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#endif
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#ifdef yy_create_buffer
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#define hsql__create_buffer_ALREADY_DEFINED
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#else
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#define yy_create_buffer hsql__create_buffer
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#endif
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#ifdef yy_delete_buffer
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#define hsql__delete_buffer_ALREADY_DEFINED
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#else
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#define yy_delete_buffer hsql__delete_buffer
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#endif
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#ifdef yy_scan_buffer
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#define hsql__scan_buffer_ALREADY_DEFINED
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#else
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#define yy_scan_buffer hsql__scan_buffer
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#endif
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#ifdef yy_scan_string
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#define hsql__scan_string_ALREADY_DEFINED
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#else
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#define yy_scan_string hsql__scan_string
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#endif
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#ifdef yy_scan_bytes
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#define hsql__scan_bytes_ALREADY_DEFINED
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#else
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#define yy_scan_bytes hsql__scan_bytes
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#endif
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#ifdef yy_init_buffer
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#define hsql__init_buffer_ALREADY_DEFINED
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#else
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#define yy_init_buffer hsql__init_buffer
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#endif
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#ifdef yy_flush_buffer
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#define hsql__flush_buffer_ALREADY_DEFINED
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#else
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#define yy_flush_buffer hsql__flush_buffer
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#endif
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#ifdef yy_load_buffer_state
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#define hsql__load_buffer_state_ALREADY_DEFINED
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#else
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#define yy_load_buffer_state hsql__load_buffer_state
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#endif
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#ifdef yy_switch_to_buffer
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#define hsql__switch_to_buffer_ALREADY_DEFINED
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#else
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#define yy_switch_to_buffer hsql__switch_to_buffer
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#endif
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#ifdef yypush_buffer_state
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#define hsql_push_buffer_state_ALREADY_DEFINED
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#else
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#define yypush_buffer_state hsql_push_buffer_state
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#endif
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#ifdef yypop_buffer_state
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#define hsql_pop_buffer_state_ALREADY_DEFINED
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#else
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#define yypop_buffer_state hsql_pop_buffer_state
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#endif
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#ifdef yyensure_buffer_stack
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#define hsql_ensure_buffer_stack_ALREADY_DEFINED
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#else
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#define yyensure_buffer_stack hsql_ensure_buffer_stack
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#endif
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#ifdef yylex
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#define hsql_lex_ALREADY_DEFINED
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#else
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#define yylex hsql_lex
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#endif
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#ifdef yyrestart
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#define hsql_restart_ALREADY_DEFINED
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#else
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#define yyrestart hsql_restart
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#endif
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#ifdef yylex_init
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#define hsql_lex_init_ALREADY_DEFINED
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#else
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#define yylex_init hsql_lex_init
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#endif
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#ifdef yylex_init_extra
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#define hsql_lex_init_extra_ALREADY_DEFINED
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#else
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#define yylex_init_extra hsql_lex_init_extra
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#endif
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#ifdef yylex_destroy
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#define hsql_lex_destroy_ALREADY_DEFINED
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#else
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#define yylex_destroy hsql_lex_destroy
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#endif
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#ifdef yyget_debug
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#define hsql_get_debug_ALREADY_DEFINED
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#else
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#define yyget_debug hsql_get_debug
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#endif
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#ifdef yyset_debug
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#define hsql_set_debug_ALREADY_DEFINED
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#else
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#define yyset_debug hsql_set_debug
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#endif
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#ifdef yyget_extra
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#define hsql_get_extra_ALREADY_DEFINED
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#else
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#define yyget_extra hsql_get_extra
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#endif
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#ifdef yyset_extra
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#define hsql_set_extra_ALREADY_DEFINED
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#else
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#define yyset_extra hsql_set_extra
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#endif
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#ifdef yyget_in
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#define hsql_get_in_ALREADY_DEFINED
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#else
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#define yyget_in hsql_get_in
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#endif
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#ifdef yyset_in
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#define hsql_set_in_ALREADY_DEFINED
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#else
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#define yyset_in hsql_set_in
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#endif
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#ifdef yyget_out
|
||||
#define hsql_get_out_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_out hsql_get_out
|
||||
#endif
|
||||
|
||||
#ifdef yyset_out
|
||||
#define hsql_set_out_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyset_out hsql_set_out
|
||||
#endif
|
||||
|
||||
#ifdef yyget_leng
|
||||
#define hsql_get_leng_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_leng hsql_get_leng
|
||||
#endif
|
||||
|
||||
#ifdef yyget_text
|
||||
#define hsql_get_text_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_text hsql_get_text
|
||||
#endif
|
||||
|
||||
#ifdef yyget_lineno
|
||||
#define hsql_get_lineno_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_lineno hsql_get_lineno
|
||||
#endif
|
||||
|
||||
#ifdef yyset_lineno
|
||||
#define hsql_set_lineno_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyset_lineno hsql_set_lineno
|
||||
#endif
|
||||
|
||||
#ifdef yyget_column
|
||||
#define hsql_get_column_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_column hsql_get_column
|
||||
#endif
|
||||
|
||||
#ifdef yyset_column
|
||||
#define hsql_set_column_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyset_column hsql_set_column
|
||||
#endif
|
||||
|
||||
#ifdef yywrap
|
||||
#define hsql_wrap_ALREADY_DEFINED
|
||||
#else
|
||||
#define yywrap hsql_wrap
|
||||
#endif
|
||||
|
||||
#ifdef yyget_lval
|
||||
#define hsql_get_lval_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_lval hsql_get_lval
|
||||
#endif
|
||||
|
||||
#ifdef yyset_lval
|
||||
#define hsql_set_lval_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyset_lval hsql_set_lval
|
||||
#endif
|
||||
|
||||
#ifdef yyget_lloc
|
||||
#define hsql_get_lloc_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyget_lloc hsql_get_lloc
|
||||
#endif
|
||||
|
||||
#ifdef yyset_lloc
|
||||
#define hsql_set_lloc_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyset_lloc hsql_set_lloc
|
||||
#endif
|
||||
|
||||
#ifdef yyalloc
|
||||
#define hsql_alloc_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyalloc hsql_alloc
|
||||
#endif
|
||||
|
||||
#ifdef yyrealloc
|
||||
#define hsql_realloc_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyrealloc hsql_realloc
|
||||
#endif
|
||||
|
||||
#ifdef yyfree
|
||||
#define hsql_free_ALREADY_DEFINED
|
||||
#else
|
||||
#define yyfree hsql_free
|
||||
#endif
|
||||
|
||||
/* First, we deal with platform-specific or compiler-specific issues. */
|
||||
|
||||
/* begin standard C headers. */
|
||||
|
|
@ -322,16 +88,10 @@ typedef unsigned int flex_uint32_t;
|
|||
#define UINT32_MAX (4294967295U)
|
||||
#endif
|
||||
|
||||
#ifndef SIZE_MAX
|
||||
#define SIZE_MAX (~(size_t)0)
|
||||
#endif
|
||||
|
||||
#endif /* ! C99 */
|
||||
|
||||
#endif /* ! FLEXINT_H */
|
||||
|
||||
/* begin standard C++ headers. */
|
||||
|
||||
/* TODO: this is always defined, so inline it */
|
||||
#define yyconst const
|
||||
|
||||
|
|
@ -432,21 +192,21 @@ struct yy_buffer_state
|
|||
};
|
||||
#endif /* !YY_STRUCT_YY_BUFFER_STATE */
|
||||
|
||||
void yyrestart ( FILE *input_file , yyscan_t yyscanner );
|
||||
void yy_switch_to_buffer ( YY_BUFFER_STATE new_buffer , yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE yy_create_buffer ( FILE *file, int size , yyscan_t yyscanner );
|
||||
void yy_delete_buffer ( YY_BUFFER_STATE b , yyscan_t yyscanner );
|
||||
void yy_flush_buffer ( YY_BUFFER_STATE b , yyscan_t yyscanner );
|
||||
void yypush_buffer_state ( YY_BUFFER_STATE new_buffer , yyscan_t yyscanner );
|
||||
void yypop_buffer_state ( yyscan_t yyscanner );
|
||||
void hsql_restart (FILE *input_file ,yyscan_t yyscanner );
|
||||
void hsql__switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE hsql__create_buffer (FILE *file,int size ,yyscan_t yyscanner );
|
||||
void hsql__delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
|
||||
void hsql__flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
|
||||
void hsql_push_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
|
||||
void hsql_pop_buffer_state (yyscan_t yyscanner );
|
||||
|
||||
YY_BUFFER_STATE yy_scan_buffer ( char *base, yy_size_t size , yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE yy_scan_string ( const char *yy_str , yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len , yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE hsql__scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE hsql__scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
|
||||
YY_BUFFER_STATE hsql__scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
|
||||
|
||||
void *yyalloc ( yy_size_t , yyscan_t yyscanner );
|
||||
void *yyrealloc ( void *, yy_size_t , yyscan_t yyscanner );
|
||||
void yyfree ( void * , yyscan_t yyscanner );
|
||||
void *hsql_alloc (yy_size_t ,yyscan_t yyscanner );
|
||||
void *hsql_realloc (void *,yy_size_t ,yyscan_t yyscanner );
|
||||
void hsql_free (void * ,yyscan_t yyscanner );
|
||||
|
||||
/* Begin user sect3 */
|
||||
|
||||
|
|
@ -473,50 +233,50 @@ void yyfree ( void * , yyscan_t yyscanner );
|
|||
#define YY_EXTRA_TYPE void *
|
||||
#endif
|
||||
|
||||
int yylex_init (yyscan_t* scanner);
|
||||
int hsql_lex_init (yyscan_t* scanner);
|
||||
|
||||
int yylex_init_extra ( YY_EXTRA_TYPE user_defined, yyscan_t* scanner);
|
||||
int hsql_lex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
|
||||
|
||||
/* Accessor methods to globals.
|
||||
These are made visible to non-reentrant scanners for convenience. */
|
||||
|
||||
int yylex_destroy ( yyscan_t yyscanner );
|
||||
int hsql_lex_destroy (yyscan_t yyscanner );
|
||||
|
||||
int yyget_debug ( yyscan_t yyscanner );
|
||||
int hsql_get_debug (yyscan_t yyscanner );
|
||||
|
||||
void yyset_debug ( int debug_flag , yyscan_t yyscanner );
|
||||
void hsql_set_debug (int debug_flag ,yyscan_t yyscanner );
|
||||
|
||||
YY_EXTRA_TYPE yyget_extra ( yyscan_t yyscanner );
|
||||
YY_EXTRA_TYPE hsql_get_extra (yyscan_t yyscanner );
|
||||
|
||||
void yyset_extra ( YY_EXTRA_TYPE user_defined , yyscan_t yyscanner );
|
||||
void hsql_set_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
|
||||
|
||||
FILE *yyget_in ( yyscan_t yyscanner );
|
||||
FILE *hsql_get_in (yyscan_t yyscanner );
|
||||
|
||||
void yyset_in ( FILE * _in_str , yyscan_t yyscanner );
|
||||
void hsql_set_in (FILE * _in_str ,yyscan_t yyscanner );
|
||||
|
||||
FILE *yyget_out ( yyscan_t yyscanner );
|
||||
FILE *hsql_get_out (yyscan_t yyscanner );
|
||||
|
||||
void yyset_out ( FILE * _out_str , yyscan_t yyscanner );
|
||||
void hsql_set_out (FILE * _out_str ,yyscan_t yyscanner );
|
||||
|
||||
int yyget_leng ( yyscan_t yyscanner );
|
||||
int hsql_get_leng (yyscan_t yyscanner );
|
||||
|
||||
char *yyget_text ( yyscan_t yyscanner );
|
||||
char *hsql_get_text (yyscan_t yyscanner );
|
||||
|
||||
int yyget_lineno ( yyscan_t yyscanner );
|
||||
int hsql_get_lineno (yyscan_t yyscanner );
|
||||
|
||||
void yyset_lineno ( int _line_number , yyscan_t yyscanner );
|
||||
void hsql_set_lineno (int _line_number ,yyscan_t yyscanner );
|
||||
|
||||
int yyget_column ( yyscan_t yyscanner );
|
||||
int hsql_get_column (yyscan_t yyscanner );
|
||||
|
||||
void yyset_column ( int _column_no , yyscan_t yyscanner );
|
||||
void hsql_set_column (int _column_no ,yyscan_t yyscanner );
|
||||
|
||||
YYSTYPE * yyget_lval ( yyscan_t yyscanner );
|
||||
YYSTYPE * hsql_get_lval (yyscan_t yyscanner );
|
||||
|
||||
void yyset_lval ( YYSTYPE * yylval_param , yyscan_t yyscanner );
|
||||
void hsql_set_lval (YYSTYPE * yylval_param ,yyscan_t yyscanner );
|
||||
|
||||
YYLTYPE *yyget_lloc ( yyscan_t yyscanner );
|
||||
YYLTYPE *hsql_get_lloc (yyscan_t yyscanner );
|
||||
|
||||
void yyset_lloc ( YYLTYPE * yylloc_param , yyscan_t yyscanner );
|
||||
void hsql_set_lloc (YYLTYPE * yylloc_param ,yyscan_t yyscanner );
|
||||
|
||||
/* Macros after this point can all be overridden by user definitions in
|
||||
* section 1.
|
||||
|
|
@ -524,18 +284,18 @@ void yyset_lval ( YYSTYPE * yylval_param , yyscan_t yyscanner );
|
|||
|
||||
#ifndef YY_SKIP_YYWRAP
|
||||
#ifdef __cplusplus
|
||||
extern "C" int yywrap ( yyscan_t yyscanner );
|
||||
extern "C" int hsql_wrap (yyscan_t yyscanner );
|
||||
#else
|
||||
extern int yywrap ( yyscan_t yyscanner );
|
||||
extern int hsql_wrap (yyscan_t yyscanner );
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifndef yytext_ptr
|
||||
static void yy_flex_strncpy ( char *, const char *, int , yyscan_t yyscanner);
|
||||
static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
|
||||
#endif
|
||||
|
||||
#ifdef YY_NEED_STRLEN
|
||||
static int yy_flex_strlen ( const char * , yyscan_t yyscanner);
|
||||
static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
|
||||
#endif
|
||||
|
||||
#ifndef YY_NO_INPUT
|
||||
|
|
@ -563,10 +323,10 @@ static int yy_flex_strlen ( const char * , yyscan_t yyscanner);
|
|||
#ifndef YY_DECL
|
||||
#define YY_DECL_IS_OURS 1
|
||||
|
||||
extern int yylex \
|
||||
(YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscanner);
|
||||
extern int hsql_lex \
|
||||
(YYSTYPE * yylval_param,YYLTYPE * yylloc_param ,yyscan_t yyscanner);
|
||||
|
||||
#define YY_DECL int yylex \
|
||||
#define YY_DECL int hsql_lex \
|
||||
(YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscanner)
|
||||
#endif /* !YY_DECL */
|
||||
|
||||
|
|
@ -584,154 +344,9 @@ extern int yylex \
|
|||
#undef YY_DECL
|
||||
#endif
|
||||
|
||||
#ifndef hsql__create_buffer_ALREADY_DEFINED
|
||||
#undef yy_create_buffer
|
||||
#endif
|
||||
#ifndef hsql__delete_buffer_ALREADY_DEFINED
|
||||
#undef yy_delete_buffer
|
||||
#endif
|
||||
#ifndef hsql__scan_buffer_ALREADY_DEFINED
|
||||
#undef yy_scan_buffer
|
||||
#endif
|
||||
#ifndef hsql__scan_string_ALREADY_DEFINED
|
||||
#undef yy_scan_string
|
||||
#endif
|
||||
#ifndef hsql__scan_bytes_ALREADY_DEFINED
|
||||
#undef yy_scan_bytes
|
||||
#endif
|
||||
#ifndef hsql__init_buffer_ALREADY_DEFINED
|
||||
#undef yy_init_buffer
|
||||
#endif
|
||||
#ifndef hsql__flush_buffer_ALREADY_DEFINED
|
||||
#undef yy_flush_buffer
|
||||
#endif
|
||||
#ifndef hsql__load_buffer_state_ALREADY_DEFINED
|
||||
#undef yy_load_buffer_state
|
||||
#endif
|
||||
#ifndef hsql__switch_to_buffer_ALREADY_DEFINED
|
||||
#undef yy_switch_to_buffer
|
||||
#endif
|
||||
#ifndef hsql_push_buffer_state_ALREADY_DEFINED
|
||||
#undef yypush_buffer_state
|
||||
#endif
|
||||
#ifndef hsql_pop_buffer_state_ALREADY_DEFINED
|
||||
#undef yypop_buffer_state
|
||||
#endif
|
||||
#ifndef hsql_ensure_buffer_stack_ALREADY_DEFINED
|
||||
#undef yyensure_buffer_stack
|
||||
#endif
|
||||
#ifndef hsql_lex_ALREADY_DEFINED
|
||||
#undef yylex
|
||||
#endif
|
||||
#ifndef hsql_restart_ALREADY_DEFINED
|
||||
#undef yyrestart
|
||||
#endif
|
||||
#ifndef hsql_lex_init_ALREADY_DEFINED
|
||||
#undef yylex_init
|
||||
#endif
|
||||
#ifndef hsql_lex_init_extra_ALREADY_DEFINED
|
||||
#undef yylex_init_extra
|
||||
#endif
|
||||
#ifndef hsql_lex_destroy_ALREADY_DEFINED
|
||||
#undef yylex_destroy
|
||||
#endif
|
||||
#ifndef hsql_get_debug_ALREADY_DEFINED
|
||||
#undef yyget_debug
|
||||
#endif
|
||||
#ifndef hsql_set_debug_ALREADY_DEFINED
|
||||
#undef yyset_debug
|
||||
#endif
|
||||
#ifndef hsql_get_extra_ALREADY_DEFINED
|
||||
#undef yyget_extra
|
||||
#endif
|
||||
#ifndef hsql_set_extra_ALREADY_DEFINED
|
||||
#undef yyset_extra
|
||||
#endif
|
||||
#ifndef hsql_get_in_ALREADY_DEFINED
|
||||
#undef yyget_in
|
||||
#endif
|
||||
#ifndef hsql_set_in_ALREADY_DEFINED
|
||||
#undef yyset_in
|
||||
#endif
|
||||
#ifndef hsql_get_out_ALREADY_DEFINED
|
||||
#undef yyget_out
|
||||
#endif
|
||||
#ifndef hsql_set_out_ALREADY_DEFINED
|
||||
#undef yyset_out
|
||||
#endif
|
||||
#ifndef hsql_get_leng_ALREADY_DEFINED
|
||||
#undef yyget_leng
|
||||
#endif
|
||||
#ifndef hsql_get_text_ALREADY_DEFINED
|
||||
#undef yyget_text
|
||||
#endif
|
||||
#ifndef hsql_get_lineno_ALREADY_DEFINED
|
||||
#undef yyget_lineno
|
||||
#endif
|
||||
#ifndef hsql_set_lineno_ALREADY_DEFINED
|
||||
#undef yyset_lineno
|
||||
#endif
|
||||
#ifndef hsql_get_column_ALREADY_DEFINED
|
||||
#undef yyget_column
|
||||
#endif
|
||||
#ifndef hsql_set_column_ALREADY_DEFINED
|
||||
#undef yyset_column
|
||||
#endif
|
||||
#ifndef hsql_wrap_ALREADY_DEFINED
|
||||
#undef yywrap
|
||||
#endif
|
||||
#ifndef hsql_get_lval_ALREADY_DEFINED
|
||||
#undef yyget_lval
|
||||
#endif
|
||||
#ifndef hsql_set_lval_ALREADY_DEFINED
|
||||
#undef yyset_lval
|
||||
#endif
|
||||
#ifndef hsql_get_lloc_ALREADY_DEFINED
|
||||
#undef yyget_lloc
|
||||
#endif
|
||||
#ifndef hsql_set_lloc_ALREADY_DEFINED
|
||||
#undef yyset_lloc
|
||||
#endif
|
||||
#ifndef hsql_alloc_ALREADY_DEFINED
|
||||
#undef yyalloc
|
||||
#endif
|
||||
#ifndef hsql_realloc_ALREADY_DEFINED
|
||||
#undef yyrealloc
|
||||
#endif
|
||||
#ifndef hsql_free_ALREADY_DEFINED
|
||||
#undef yyfree
|
||||
#endif
|
||||
#ifndef hsql_text_ALREADY_DEFINED
|
||||
#undef yytext
|
||||
#endif
|
||||
#ifndef hsql_leng_ALREADY_DEFINED
|
||||
#undef yyleng
|
||||
#endif
|
||||
#ifndef hsql_in_ALREADY_DEFINED
|
||||
#undef yyin
|
||||
#endif
|
||||
#ifndef hsql_out_ALREADY_DEFINED
|
||||
#undef yyout
|
||||
#endif
|
||||
#ifndef hsql__flex_debug_ALREADY_DEFINED
|
||||
#undef yy_flex_debug
|
||||
#endif
|
||||
#ifndef hsql_lineno_ALREADY_DEFINED
|
||||
#undef yylineno
|
||||
#endif
|
||||
#ifndef hsql_tables_fload_ALREADY_DEFINED
|
||||
#undef yytables_fload
|
||||
#endif
|
||||
#ifndef hsql_tables_destroy_ALREADY_DEFINED
|
||||
#undef yytables_destroy
|
||||
#endif
|
||||
#ifndef hsql_TABLES_NAME_ALREADY_DEFINED
|
||||
#undef yyTABLES_NAME
|
||||
#endif
|
||||
|
||||
#line 219 "flex_lexer.l"
|
||||
#line 226 "flex_lexer.l"
|
||||
|
||||
|
||||
#line 735 "flex_lexer.h"
|
||||
#line 351 "flex_lexer.h"
|
||||
#undef hsql_IN_HEADER
|
||||
#endif /* hsql_HEADER_H */
|
||||
|
|
|
|||
|
|
@ -90,6 +90,7 @@ DOUBLE TOKEN(DOUBLE)
|
|||
ESCAPE TOKEN(ESCAPE)
|
||||
EXCEPT TOKEN(EXCEPT)
|
||||
EXISTS TOKEN(EXISTS)
|
||||
EXTRACT TOKEN(EXTRACT)
|
||||
GLOBAL TOKEN(GLOBAL)
|
||||
HAVING TOKEN(HAVING)
|
||||
IMPORT TOKEN(IMPORT)
|
||||
|
|
@ -174,6 +175,12 @@ OF TOKEN(OF)
|
|||
ON TOKEN(ON)
|
||||
OR TOKEN(OR)
|
||||
TO TOKEN(TO)
|
||||
SECOND TOKEN(SECOND)
|
||||
MINUTE TOKEN(MINUTE)
|
||||
HOUR TOKEN(HOUR)
|
||||
DAY TOKEN(DAY)
|
||||
MONTH TOKEN(MONTH)
|
||||
YEAR TOKEN(YEAR)
|
||||
|
||||
/* Allow =/== see https://sqlite.org/lang_expr.html#collateop */
|
||||
"==" TOKEN(EQUALS)
|
||||
|
|
|
|||
|
|
@ -18,6 +18,7 @@ namespace hsql {
|
|||
fval(0),
|
||||
ival(0),
|
||||
ival2(0),
|
||||
datetimeField(kDatetimeNone),
|
||||
opType(kOpNone),
|
||||
distinct(false) {};
|
||||
|
||||
|
|
@ -208,6 +209,14 @@ namespace hsql {
|
|||
return e;
|
||||
}
|
||||
|
||||
Expr* Expr::makeExtract(DatetimeField datetimeField, Expr* expr) {
|
||||
Expr* e = new Expr(kExprFunctionRef);
|
||||
e->name = strdup("EXTRACT");
|
||||
e->datetimeField = datetimeField;
|
||||
e->expr = expr;
|
||||
return e;
|
||||
}
|
||||
|
||||
bool Expr::isType(ExprType exprType) const {
|
||||
return exprType == type;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,7 +25,8 @@ namespace hsql {
|
|||
kExprSelect,
|
||||
kExprHint,
|
||||
kExprArray,
|
||||
kExprArrayIndex
|
||||
kExprArrayIndex,
|
||||
kExprDatetimeField
|
||||
};
|
||||
|
||||
// Operator types. These are important for expressions of type kExprOperator.
|
||||
|
|
@ -68,6 +69,16 @@ namespace hsql {
|
|||
kOpExists
|
||||
};
|
||||
|
||||
enum DatetimeField {
|
||||
kDatetimeNone,
|
||||
kDatetimeSecond,
|
||||
kDatetimeMinute,
|
||||
kDatetimeHour,
|
||||
kDatetimeDay,
|
||||
kDatetimeMonth,
|
||||
kDatetimeYear,
|
||||
};
|
||||
|
||||
typedef struct Expr Expr;
|
||||
|
||||
// Represents SQL expressions (i.e. literals, operators, column_refs).
|
||||
|
|
@ -90,6 +101,7 @@ namespace hsql {
|
|||
float fval;
|
||||
int64_t ival;
|
||||
int64_t ival2;
|
||||
DatetimeField datetimeField;
|
||||
|
||||
OperatorType opType;
|
||||
bool distinct;
|
||||
|
|
@ -156,6 +168,8 @@ namespace hsql {
|
|||
static Expr* makeInOperator(Expr* expr, std::vector<Expr*>* exprList);
|
||||
|
||||
static Expr* makeInOperator(Expr* expr, SelectStatement* select);
|
||||
|
||||
static Expr* makeExtract(DatetimeField datetimeField1, Expr* expr);
|
||||
};
|
||||
|
||||
// Zero initializes an Expr object and assigns it to a space in the heap
|
||||
|
|
|
|||
|
|
@ -7,7 +7,7 @@ SELECT a FROM some_schema.foo WHERE a > 12 OR b > 3 AND NOT c LIMIT 10
|
|||
SELECT col1 AS myname, col2, 'test' FROM "table", foo AS t WHERE age > 12 AND zipcode = 12345 GROUP BY col1;
|
||||
SELECT * from "table" JOIN table2 ON a = b WHERE (b OR NOT a) AND a = 12.5
|
||||
(SELECT a FROM foo WHERE a > 12 OR b > 3 AND c NOT LIKE 's%' LIMIT 10);
|
||||
SELECT * FROM "table" LIMIT 10 OFFSET 10; SELECT * FROM second;
|
||||
SELECT * FROM "table" LIMIT 10 OFFSET 10; SELECT * FROM another;
|
||||
SELECT * FROM t1 UNION SELECT * FROM t2 ORDER BY col1;
|
||||
SELECT * FROM (SELECT * FROM t1);
|
||||
SELECT * FROM t1 UNION (SELECT * FROM t2 UNION SELECT * FROM t3) ORDER BY col1;
|
||||
|
|
|
|||
|
|
@ -542,6 +542,42 @@ TEST(SetLimitOffset) {
|
|||
ASSERT_EQ(stmt->limit->offset, kNoOffset);
|
||||
}
|
||||
|
||||
TEST(Extract) {
|
||||
SelectStatement* stmt;
|
||||
|
||||
TEST_PARSE_SQL_QUERY("select extract(year from dc) FROM t;"
|
||||
"select x, extract(month from dc) AS t FROM t;"
|
||||
"select x FROM t WHERE extract(minute from dc) > 2011;",
|
||||
result, 3);
|
||||
|
||||
stmt = (SelectStatement*) result.getStatement(0);
|
||||
ASSERT_TRUE(stmt->selectList);
|
||||
ASSERT_EQ(stmt->selectList->size(), 1u);
|
||||
ASSERT_EQ(stmt->selectList->at(0)->type, kExprFunctionRef);
|
||||
ASSERT_EQ(stmt->selectList->at(0)->name, std::string("EXTRACT"));
|
||||
ASSERT_EQ(stmt->selectList->at(0)->datetimeField, kDatetimeYear);
|
||||
ASSERT_TRUE(stmt->selectList->at(0)->expr);
|
||||
ASSERT_EQ(stmt->selectList->at(0)->expr->type, kExprColumnRef);
|
||||
|
||||
stmt = (SelectStatement*) result.getStatement(1);
|
||||
ASSERT_TRUE(stmt->selectList);
|
||||
ASSERT_EQ(stmt->selectList->size(), 2u);
|
||||
ASSERT_EQ(stmt->selectList->at(1)->type, kExprFunctionRef);
|
||||
ASSERT_EQ(stmt->selectList->at(1)->name, std::string("EXTRACT"));
|
||||
ASSERT_EQ(stmt->selectList->at(1)->datetimeField, kDatetimeMonth);
|
||||
ASSERT_TRUE(stmt->selectList->at(1)->expr);
|
||||
ASSERT_EQ(stmt->selectList->at(1)->expr->type, kExprColumnRef);
|
||||
ASSERT_TRUE(stmt->selectList->at(1)->alias);
|
||||
ASSERT_EQ(stmt->selectList->at(1)->alias, std::string("t"));
|
||||
|
||||
stmt = (SelectStatement*) result.getStatement(2);
|
||||
ASSERT_TRUE(stmt->whereClause);
|
||||
ASSERT_TRUE(stmt->whereClause->expr);
|
||||
ASSERT_EQ(stmt->whereClause->expr->type, kExprFunctionRef);
|
||||
ASSERT_EQ(stmt->whereClause->expr->name, std::string("EXTRACT"));
|
||||
ASSERT_EQ(stmt->whereClause->expr->datetimeField, kDatetimeMinute);
|
||||
}
|
||||
|
||||
TEST(NoFromClause) {
|
||||
TEST_PARSE_SINGLE_SQL(
|
||||
"SELECT 1 + 2;",
|
||||
|
|
@ -560,4 +596,3 @@ TEST(NoFromClause) {
|
|||
ASSERT_EQ(stmt->selectList->at(0)->expr->type, kExprLiteralInt);
|
||||
ASSERT_EQ(stmt->selectList->at(0)->expr2->type, kExprLiteralInt);
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue