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org.apache.hadoop.hive.ql.parse.IdentifiersParser.g Maven / Gradle / Ivy
/**
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
parser grammar IdentifiersParser;
options
{
output=AST;
ASTLabelType=ASTNode;
backtrack=false;
k=3;
}
@members {
@Override
public Object recoverFromMismatchedSet(IntStream input,
RecognitionException re, BitSet follow) throws RecognitionException {
throw re;
}
@Override
public void displayRecognitionError(String[] tokenNames,
RecognitionException e) {
gParent.errors.add(new ParseError(gParent, e, tokenNames));
}
protected boolean useSQL11ReservedKeywordsForIdentifier() {
return gParent.useSQL11ReservedKeywordsForIdentifier();
}
}
@rulecatch {
catch (RecognitionException e) {
throw e;
}
}
//-----------------------------------------------------------------------------------
// group by a,b
groupByClause
@init { gParent.pushMsg("group by clause", state); }
@after { gParent.popMsg(state); }
:
KW_GROUP KW_BY groupby_expression
-> groupby_expression
;
// support for new and old rollup/cube syntax
groupby_expression :
rollupStandard |
rollupOldSyntax
;
// standard rollup syntax
rollupStandard
@init { gParent.pushMsg("standard rollup syntax", state); }
@after { gParent.popMsg(state); }
:
(rollup=KW_ROLLUP | cube=KW_CUBE)
LPAREN expression ( COMMA expression)* RPAREN
-> {rollup != null}? ^(TOK_ROLLUP_GROUPBY expression+)
-> ^(TOK_CUBE_GROUPBY expression+)
;
// old hive rollup syntax
rollupOldSyntax
@init { gParent.pushMsg("rollup old syntax", state); }
@after { gParent.popMsg(state); }
:
expr=expressionsNotInParenthesis[false]
((rollup=KW_WITH KW_ROLLUP) | (cube=KW_WITH KW_CUBE)) ?
(sets=KW_GROUPING KW_SETS
LPAREN groupingSetExpression ( COMMA groupingSetExpression)* RPAREN ) ?
-> {rollup != null}? ^(TOK_ROLLUP_GROUPBY {$expr.tree})
-> {cube != null}? ^(TOK_CUBE_GROUPBY {$expr.tree})
-> {sets != null}? ^(TOK_GROUPING_SETS {$expr.tree} groupingSetExpression+)
-> ^(TOK_GROUPBY {$expr.tree})
;
groupingSetExpression
@init {gParent.pushMsg("grouping set expression", state); }
@after {gParent.popMsg(state); }
:
(groupingSetExpressionMultiple) => groupingSetExpressionMultiple
|
groupingExpressionSingle
;
groupingSetExpressionMultiple
@init {gParent.pushMsg("grouping set part expression", state); }
@after {gParent.popMsg(state); }
:
LPAREN
expression? (COMMA expression)*
RPAREN
-> ^(TOK_GROUPING_SETS_EXPRESSION expression*)
;
groupingExpressionSingle
@init { gParent.pushMsg("groupingExpression expression", state); }
@after { gParent.popMsg(state); }
:
expression -> ^(TOK_GROUPING_SETS_EXPRESSION expression)
;
havingClause
@init { gParent.pushMsg("having clause", state); }
@after { gParent.popMsg(state); }
:
KW_HAVING havingCondition -> ^(TOK_HAVING havingCondition)
;
havingCondition
@init { gParent.pushMsg("having condition", state); }
@after { gParent.popMsg(state); }
:
expression
;
expressionsInParenthesis[boolean isStruct]
:
LPAREN! expressionsNotInParenthesis[isStruct] RPAREN!
;
expressionsNotInParenthesis[boolean isStruct]
:
first=expression more=expressionPart[$expression.tree, isStruct]?
-> {more==null}?
{$first.tree}
-> {$more.tree}
;
expressionPart[CommonTree t, boolean isStruct]
:
(COMMA expression)+
-> {isStruct}? ^(TOK_FUNCTION Identifier["struct"] {$t} expression+)
-> {$t} expression+
;
expressions
:
(expressionsInParenthesis[false]) => expressionsInParenthesis[false]
|
expressionsNotInParenthesis[false]
;
columnRefOrderInParenthesis
:
LPAREN columnRefOrder (COMMA columnRefOrder)* RPAREN -> columnRefOrder+
;
columnRefOrderNotInParenthesis
:
columnRefOrder (COMMA columnRefOrder)* -> columnRefOrder+
;
// order by a,b
orderByClause
@init { gParent.pushMsg("order by clause", state); }
@after { gParent.popMsg(state); }
:
KW_ORDER KW_BY columnRefOrder ( COMMA columnRefOrder)* -> ^(TOK_ORDERBY columnRefOrder+)
;
clusterByClause
@init { gParent.pushMsg("cluster by clause", state); }
@after { gParent.popMsg(state); }
:
KW_CLUSTER KW_BY expressions -> ^(TOK_CLUSTERBY expressions)
;
partitionByClause
@init { gParent.pushMsg("partition by clause", state); }
@after { gParent.popMsg(state); }
:
KW_PARTITION KW_BY expressions -> ^(TOK_DISTRIBUTEBY expressions)
;
distributeByClause
@init { gParent.pushMsg("distribute by clause", state); }
@after { gParent.popMsg(state); }
:
KW_DISTRIBUTE KW_BY expressions -> ^(TOK_DISTRIBUTEBY expressions)
;
sortByClause
@init { gParent.pushMsg("sort by clause", state); }
@after { gParent.popMsg(state); }
:
KW_SORT KW_BY
(
(LPAREN) => columnRefOrderInParenthesis -> ^(TOK_SORTBY columnRefOrderInParenthesis)
|
columnRefOrderNotInParenthesis -> ^(TOK_SORTBY columnRefOrderNotInParenthesis)
)
;
// fun(par1, par2, par3)
function
@init { gParent.pushMsg("function specification", state); }
@after { gParent.popMsg(state); }
:
functionName
LPAREN
(
(STAR) => (star=STAR)
| (dist=KW_DISTINCT)? (selectExpression (COMMA selectExpression)*)?
)
RPAREN (KW_OVER ws=window_specification)?
-> {$star != null}? ^(TOK_FUNCTIONSTAR functionName $ws?)
-> {$dist == null}? ^(TOK_FUNCTION functionName (selectExpression+)? $ws?)
-> ^(TOK_FUNCTIONDI functionName (selectExpression+)? $ws?)
;
functionName
@init { gParent.pushMsg("function name", state); }
@after { gParent.popMsg(state); }
: // Keyword IF is also a function name
KW_IF | KW_ARRAY | KW_MAP
|
functionIdentifier
|
{!useSQL11ReservedKeywordsForIdentifier()}? sql11ReservedKeywordsUsedAsCastFunctionName -> Identifier[$sql11ReservedKeywordsUsedAsCastFunctionName.start]
;
castExpression
@init { gParent.pushMsg("cast expression", state); }
@after { gParent.popMsg(state); }
:
KW_CAST
LPAREN
expression
KW_AS
primitiveType
RPAREN -> ^(TOK_FUNCTION primitiveType expression)
;
caseExpression
@init { gParent.pushMsg("case expression", state); }
@after { gParent.popMsg(state); }
:
KW_CASE expression
(KW_WHEN expression KW_THEN expression)+
(KW_ELSE expression)?
KW_END -> ^(TOK_FUNCTION KW_CASE expression*)
;
whenExpression
@init { gParent.pushMsg("case expression", state); }
@after { gParent.popMsg(state); }
:
KW_CASE
( KW_WHEN expression KW_THEN expression)+
(KW_ELSE expression)?
KW_END -> ^(TOK_FUNCTION KW_WHEN expression*)
;
floorExpression
:
KW_FLOOR
LPAREN
expression
(KW_TO
(floorUnit=floorDateQualifiers))?
RPAREN
-> {floorUnit != null}? ^(TOK_FUNCTION $floorUnit expression)
-> ^(TOK_FUNCTION Identifier["floor"] expression)
;
floorDateQualifiers
:
KW_YEAR -> Identifier["floor_year"]
| KW_QUARTER -> Identifier["floor_quarter"]
| KW_MONTH -> Identifier["floor_month"]
| KW_WEEK -> Identifier["floor_week"]
| KW_DAY -> Identifier["floor_day"]
| KW_HOUR -> Identifier["floor_hour"]
| KW_MINUTE -> Identifier["floor_minute"]
| KW_SECOND -> Identifier["floor_second"]
;
extractExpression
:
KW_EXTRACT
LPAREN
(timeUnit=timeQualifiers)
KW_FROM
expression
RPAREN -> ^(TOK_FUNCTION $timeUnit expression)
;
timeQualifiers
:
KW_YEAR -> Identifier["year"]
| KW_QUARTER -> Identifier["quarter"]
| KW_MONTH -> Identifier["month"]
| KW_WEEK -> Identifier["weekofyear"]
| KW_DAY -> Identifier["day"]
| KW_DOW -> Identifier["dayofweek"]
| KW_HOUR -> Identifier["hour"]
| KW_MINUTE -> Identifier["minute"]
| KW_SECOND -> Identifier["second"]
;
constant
@init { gParent.pushMsg("constant", state); }
@after { gParent.popMsg(state); }
:
(intervalLiteral) => intervalLiteral
| Number
| dateLiteral
| timestampLiteral
| StringLiteral
| stringLiteralSequence
| BigintLiteral
| SmallintLiteral
| TinyintLiteral
| DecimalLiteral
| charSetStringLiteral
| booleanValue
| KW_NULL -> TOK_NULL
;
stringLiteralSequence
:
StringLiteral StringLiteral+ -> ^(TOK_STRINGLITERALSEQUENCE StringLiteral StringLiteral+)
;
charSetStringLiteral
@init { gParent.pushMsg("character string literal", state); }
@after { gParent.popMsg(state); }
:
csName=CharSetName csLiteral=CharSetLiteral -> ^(TOK_CHARSETLITERAL $csName $csLiteral)
;
dateLiteral
:
KW_DATE StringLiteral ->
{
// Create DateLiteral token, but with the text of the string value
// This makes the dateLiteral more consistent with the other type literals.
adaptor.create(TOK_DATELITERAL, $StringLiteral.text)
}
|
KW_CURRENT_DATE -> ^(TOK_FUNCTION KW_CURRENT_DATE)
;
timestampLiteral
:
KW_TIMESTAMP StringLiteral ->
{
adaptor.create(TOK_TIMESTAMPLITERAL, $StringLiteral.text)
}
|
KW_CURRENT_TIMESTAMP -> ^(TOK_FUNCTION KW_CURRENT_TIMESTAMP)
;
intervalValue
:
StringLiteral | Number
;
intervalLiteral
:
value=intervalValue qualifiers=intervalQualifiers
-> ^(TOK_FUNCTION Identifier["internal_interval"] Number[Integer.toString(((CommonTree)qualifiers.getTree()).token.getType())] $value)
;
intervalExpression
:
LPAREN value=intervalValue RPAREN qualifiers=intervalQualifiers
-> ^(TOK_FUNCTION Identifier["internal_interval"] Number[Integer.toString(((CommonTree)qualifiers.getTree()).token.getType())] $value)
|
KW_INTERVAL value=intervalValue qualifiers=intervalQualifiers
-> ^(TOK_FUNCTION Identifier["internal_interval"] Number[Integer.toString(((CommonTree)qualifiers.getTree()).token.getType())] $value)
|
KW_INTERVAL LPAREN expr=expression RPAREN qualifiers=intervalQualifiers
-> ^(TOK_FUNCTION Identifier["internal_interval"] Number[Integer.toString(((CommonTree)qualifiers.getTree()).token.getType())] $expr)
;
intervalQualifiers
:
(KW_YEAR KW_TO) => KW_YEAR KW_TO KW_MONTH -> TOK_INTERVAL_YEAR_MONTH_LITERAL
| (KW_DAY KW_TO) => KW_DAY KW_TO KW_SECOND -> TOK_INTERVAL_DAY_TIME_LITERAL
| KW_YEAR -> TOK_INTERVAL_YEAR_LITERAL
| KW_MONTH -> TOK_INTERVAL_MONTH_LITERAL
| KW_DAY -> TOK_INTERVAL_DAY_LITERAL
| KW_HOUR -> TOK_INTERVAL_HOUR_LITERAL
| KW_MINUTE -> TOK_INTERVAL_MINUTE_LITERAL
| KW_SECOND -> TOK_INTERVAL_SECOND_LITERAL
;
expression
@init { gParent.pushMsg("expression specification", state); }
@after { gParent.popMsg(state); }
:
precedenceOrExpression
;
atomExpression
:
constant
| (intervalExpression) => intervalExpression
| castExpression
| extractExpression
| floorExpression
| caseExpression
| whenExpression
| (LPAREN KW_SELECT)=> (subQueryExpression)
-> ^(TOK_SUBQUERY_EXPR TOK_SUBQUERY_OP subQueryExpression)
| (function) => function
| tableOrColumn
| expressionsInParenthesis[true]
;
precedenceFieldExpression
:
atomExpression ((LSQUARE^ expression RSQUARE!) | (DOT^ identifier))*
;
precedenceUnaryOperator
:
PLUS | MINUS | TILDE
;
nullCondition
:
KW_NULL -> ^(TOK_ISNULL)
| KW_NOT KW_NULL -> ^(TOK_ISNOTNULL)
;
precedenceUnaryPrefixExpression
:
(precedenceUnaryOperator^)* precedenceFieldExpression
;
precedenceUnarySuffixExpression
: precedenceUnaryPrefixExpression (a=KW_IS nullCondition)?
-> {$a != null}? ^(TOK_FUNCTION nullCondition precedenceUnaryPrefixExpression)
-> precedenceUnaryPrefixExpression
;
precedenceBitwiseXorOperator
:
BITWISEXOR
;
precedenceBitwiseXorExpression
:
precedenceUnarySuffixExpression (precedenceBitwiseXorOperator^ precedenceUnarySuffixExpression)*
;
precedenceStarOperator
:
STAR | DIVIDE | MOD | DIV
;
precedenceStarExpression
:
precedenceBitwiseXorExpression (precedenceStarOperator^ precedenceBitwiseXorExpression)*
;
precedencePlusOperator
:
PLUS | MINUS
;
precedencePlusExpression
:
precedenceStarExpression (precedencePlusOperator^ precedenceStarExpression)*
;
precedenceConcatenateOperator
:
CONCATENATE
;
precedenceConcatenateExpression
:
(precedencePlusExpression -> precedencePlusExpression)
(
precedenceConcatenateOperator plus=precedencePlusExpression
-> ^(TOK_FUNCTION {adaptor.create(Identifier, "concat")} {$precedenceConcatenateExpression.tree} $plus)
)*
-> {$precedenceConcatenateExpression.tree}
;
precedenceAmpersandOperator
:
AMPERSAND
;
precedenceAmpersandExpression
:
precedenceConcatenateExpression (precedenceAmpersandOperator^ precedenceConcatenateExpression)*
;
precedenceBitwiseOrOperator
:
BITWISEOR
;
precedenceBitwiseOrExpression
:
precedenceAmpersandExpression (precedenceBitwiseOrOperator^ precedenceAmpersandExpression)*
;
precedenceRegexpOperator
:
KW_LIKE | KW_RLIKE | KW_REGEXP
;
precedenceSimilarOperator
:
precedenceRegexpOperator | LESSTHANOREQUALTO | LESSTHAN | GREATERTHANOREQUALTO | GREATERTHAN
;
subQueryExpression
:
LPAREN! selectStatement RPAREN!
;
precedenceSimilarExpression
:
precedenceSimilarExpressionMain
|
KW_EXISTS subQueryExpression -> ^(TOK_SUBQUERY_EXPR ^(TOK_SUBQUERY_OP KW_EXISTS) subQueryExpression)
;
precedenceSimilarExpressionMain
:
a=precedenceBitwiseOrExpression part=precedenceSimilarExpressionPart[$precedenceBitwiseOrExpression.tree]?
-> {part == null}? {$a.tree}
-> {$part.tree}
;
precedenceSimilarExpressionPart[CommonTree t]
:
(precedenceSimilarOperator equalExpr=precedenceBitwiseOrExpression)
-> ^(precedenceSimilarOperator {$t} $equalExpr)
|
precedenceSimilarExpressionAtom[$t]
|
(KW_NOT^ precedenceSimilarExpressionPartNot[$t])
;
precedenceSimilarExpressionAtom[CommonTree t]
:
KW_IN! precedenceSimilarExpressionIn[$t]
|
KW_BETWEEN (min=precedenceBitwiseOrExpression) KW_AND (max=precedenceBitwiseOrExpression)
-> ^(TOK_FUNCTION Identifier["between"] KW_FALSE {$t} $min $max)
;
precedenceSimilarExpressionIn[CommonTree t]
:
(subQueryExpression) => subQueryExpression -> ^(TOK_SUBQUERY_EXPR ^(TOK_SUBQUERY_OP KW_IN) subQueryExpression {$t})
|
expr=expressionsInParenthesis[false]
-> ^(TOK_FUNCTION Identifier["in"] {$t} {$expr.tree})
;
precedenceSimilarExpressionPartNot[CommonTree t]
:
precedenceRegexpOperator notExpr=precedenceBitwiseOrExpression
-> ^(precedenceRegexpOperator {$t} $notExpr)
|
precedenceSimilarExpressionAtom[$t]
;
precedenceEqualOperator
:
EQUAL | EQUAL_NS | NOTEQUAL
;
precedenceEqualExpression
:
precedenceSimilarExpression (precedenceEqualOperator^ precedenceSimilarExpression)*
;
precedenceNotOperator
:
KW_NOT
;
precedenceNotExpression
:
(precedenceNotOperator^)* precedenceEqualExpression
;
precedenceAndOperator
:
KW_AND
;
precedenceAndExpression
:
precedenceNotExpression (precedenceAndOperator^ precedenceNotExpression)*
;
precedenceOrOperator
:
KW_OR
;
precedenceOrExpression
:
precedenceAndExpression (precedenceOrOperator^ precedenceAndExpression)*
;
booleanValue
:
KW_TRUE^ | KW_FALSE^
;
booleanValueTok
:
KW_TRUE -> TOK_TRUE
| KW_FALSE -> TOK_FALSE
;
tableOrPartition
:
tableName partitionSpec? -> ^(TOK_TAB tableName partitionSpec?)
;
partitionSpec
:
KW_PARTITION
LPAREN partitionVal (COMMA partitionVal )* RPAREN -> ^(TOK_PARTSPEC partitionVal +)
;
partitionVal
:
identifier (EQUAL constant)? -> ^(TOK_PARTVAL identifier constant?)
;
dropPartitionSpec
:
KW_PARTITION
LPAREN dropPartitionVal (COMMA dropPartitionVal )* RPAREN -> ^(TOK_PARTSPEC dropPartitionVal +)
;
dropPartitionVal
:
identifier dropPartitionOperator constant -> ^(TOK_PARTVAL identifier dropPartitionOperator constant)
;
dropPartitionOperator
:
EQUAL | NOTEQUAL | LESSTHANOREQUALTO | LESSTHAN | GREATERTHANOREQUALTO | GREATERTHAN
;
sysFuncNames
:
KW_AND
| KW_OR
| KW_NOT
| KW_LIKE
| KW_IF
| KW_CASE
| KW_WHEN
| KW_FLOOR
| KW_TINYINT
| KW_SMALLINT
| KW_INT
| KW_BIGINT
| KW_FLOAT
| KW_DOUBLE
| KW_BOOLEAN
| KW_STRING
| KW_BINARY
| KW_ARRAY
| KW_MAP
| KW_STRUCT
| KW_UNIONTYPE
| EQUAL
| EQUAL_NS
| NOTEQUAL
| LESSTHANOREQUALTO
| LESSTHAN
| GREATERTHANOREQUALTO
| GREATERTHAN
| DIVIDE
| PLUS
| MINUS
| STAR
| MOD
| DIV
| AMPERSAND
| TILDE
| BITWISEOR
| BITWISEXOR
| KW_RLIKE
| KW_REGEXP
| KW_IN
| KW_BETWEEN
;
descFuncNames
:
(sysFuncNames) => sysFuncNames
| StringLiteral
| functionIdentifier
;
identifier
:
Identifier
| nonReserved -> Identifier[$nonReserved.start]
// If it decides to support SQL11 reserved keywords, i.e., useSQL11ReservedKeywordsForIdentifier()=false,
// the sql11keywords in existing q tests will NOT be added back.
| {useSQL11ReservedKeywordsForIdentifier()}? sql11ReservedKeywordsUsedAsIdentifier -> Identifier[$sql11ReservedKeywordsUsedAsIdentifier.start]
;
functionIdentifier
@init { gParent.pushMsg("function identifier", state); }
@after { gParent.popMsg(state); }
: db=identifier DOT fn=identifier
-> Identifier[$db.text + "." + $fn.text]
|
identifier
;
principalIdentifier
@init { gParent.pushMsg("identifier for principal spec", state); }
@after { gParent.popMsg(state); }
: identifier
| QuotedIdentifier
;
//The new version of nonReserved + sql11ReservedKeywordsUsedAsIdentifier = old version of nonReserved
//Non reserved keywords are basically the keywords that can be used as identifiers.
//All the KW_* are automatically not only keywords, but also reserved keywords.
//That means, they can NOT be used as identifiers.
//If you would like to use them as identifiers, put them in the nonReserved list below.
//If you are not sure, please refer to the SQL2011 column in
//http://www.postgresql.org/docs/9.5/static/sql-keywords-appendix.html
nonReserved
:
KW_ABORT | KW_ADD | KW_ADMIN | KW_AFTER | KW_ANALYZE | KW_ARCHIVE | KW_ASC | KW_BEFORE | KW_BUCKET | KW_BUCKETS
| KW_CASCADE | KW_CHANGE | KW_CLUSTER | KW_CLUSTERED | KW_CLUSTERSTATUS | KW_COLLECTION | KW_COLUMNS
| KW_COMMENT | KW_COMPACT | KW_COMPACTIONS | KW_COMPUTE | KW_CONCATENATE | KW_CONTINUE | KW_DATA | KW_DAY
| KW_DATABASES | KW_DATETIME | KW_DBPROPERTIES | KW_DEFERRED | KW_DEFINED | KW_DELIMITED | KW_DEPENDENCY
| KW_DESC | KW_DIRECTORIES | KW_DIRECTORY | KW_DISABLE | KW_DISTRIBUTE | KW_DOW | KW_ELEM_TYPE
| KW_ENABLE | KW_ESCAPED | KW_EXCLUSIVE | KW_EXPLAIN | KW_EXPORT | KW_FIELDS | KW_FILE | KW_FILEFORMAT
| KW_FIRST | KW_FORMAT | KW_FORMATTED | KW_FUNCTIONS | KW_HOLD_DDLTIME | KW_HOUR | KW_IDXPROPERTIES | KW_IGNORE
| KW_INDEX | KW_INDEXES | KW_INPATH | KW_INPUTDRIVER | KW_INPUTFORMAT | KW_ITEMS | KW_JAR
| KW_KEYS | KW_KEY_TYPE | KW_LAST | KW_LIMIT | KW_OFFSET | KW_LINES | KW_LOAD | KW_LOCATION | KW_LOCK | KW_LOCKS | KW_LOGICAL | KW_LONG
| KW_MAPJOIN | KW_MATERIALIZED | KW_METADATA | KW_MINUTE | KW_MONTH | KW_MSCK | KW_NOSCAN | KW_NO_DROP | KW_NULLS | KW_OFFLINE
| KW_OPTION | KW_OUTPUTDRIVER | KW_OUTPUTFORMAT | KW_OVERWRITE | KW_OWNER | KW_PARTITIONED | KW_PARTITIONS | KW_PLUS | KW_PRETTY
| KW_PRINCIPALS | KW_PROTECTION | KW_PURGE | KW_QUARTER | KW_READ | KW_READONLY | KW_REBUILD | KW_RECORDREADER | KW_RECORDWRITER
| KW_RELOAD | KW_RENAME | KW_REPAIR | KW_REPLACE | KW_REPLICATION | KW_RESTRICT | KW_REWRITE
| KW_ROLE | KW_ROLES | KW_SCHEMA | KW_SCHEMAS | KW_SECOND | KW_SEMI | KW_SERDE | KW_SERDEPROPERTIES | KW_SERVER | KW_SETS | KW_SHARED
| KW_SHOW | KW_SHOW_DATABASE | KW_SKEWED | KW_SORT | KW_SORTED | KW_SSL | KW_STATISTICS | KW_STORED
| KW_STREAMTABLE | KW_STRING | KW_STRUCT | KW_TABLES | KW_TBLPROPERTIES | KW_TEMPORARY | KW_TERMINATED
| KW_TINYINT | KW_TOUCH | KW_TRANSACTIONS | KW_UNARCHIVE | KW_UNDO | KW_UNIONTYPE | KW_UNLOCK | KW_UNSET
| KW_UNSIGNED | KW_URI | KW_USE | KW_UTC | KW_UTCTIMESTAMP | KW_VALUE_TYPE | KW_VIEW | KW_WEEK | KW_WHILE | KW_YEAR
| KW_WORK
| KW_TRANSACTION
| KW_WRITE
| KW_ISOLATION
| KW_LEVEL
| KW_SNAPSHOT
| KW_AUTOCOMMIT
| KW_RELY
| KW_NORELY
| KW_VALIDATE
| KW_NOVALIDATE
| KW_KEY
| KW_MERGE
| KW_MATCHED
| KW_REPL | KW_DUMP | KW_BATCH | KW_STATUS
| KW_CACHE | KW_DAYOFWEEK | KW_VIEWS
;
//The following SQL2011 reserved keywords are used as cast function name only, but not as identifiers.
sql11ReservedKeywordsUsedAsCastFunctionName
:
KW_BIGINT | KW_BINARY | KW_BOOLEAN | KW_CURRENT_DATE | KW_CURRENT_TIMESTAMP | KW_DATE | KW_DOUBLE | KW_FLOAT | KW_GROUPING | KW_INT | KW_SMALLINT | KW_TIMESTAMP
;
//The following SQL2011 reserved keywords are used as identifiers in many q tests, they may be added back due to backward compatibility.
//We are planning to remove the following whole list after several releases.
//Thus, please do not change the following list unless you know what to do.
sql11ReservedKeywordsUsedAsIdentifier
:
KW_ALL | KW_ALTER | KW_ARRAY | KW_AS | KW_AUTHORIZATION | KW_BETWEEN | KW_BIGINT | KW_BINARY | KW_BOOLEAN
| KW_BOTH | KW_BY | KW_CREATE | KW_CUBE | KW_CURRENT_DATE | KW_CURRENT_TIMESTAMP | KW_CURSOR | KW_DATE | KW_DECIMAL | KW_DELETE | KW_DESCRIBE
| KW_DOUBLE | KW_DROP | KW_EXISTS | KW_EXTERNAL | KW_FALSE | KW_FETCH | KW_FLOAT | KW_FOR | KW_FULL | KW_GRANT
| KW_GROUP | KW_GROUPING | KW_IMPORT | KW_IN | KW_INNER | KW_INSERT | KW_INT | KW_INTERSECT | KW_INTO | KW_IS | KW_LATERAL
| KW_LEFT | KW_LIKE | KW_LOCAL | KW_NONE | KW_NULL | KW_OF | KW_ORDER | KW_OUT | KW_OUTER | KW_PARTITION
| KW_PERCENT | KW_PROCEDURE | KW_RANGE | KW_READS | KW_REVOKE | KW_RIGHT
| KW_ROLLUP | KW_ROW | KW_ROWS | KW_SET | KW_SMALLINT | KW_TABLE | KW_TIMESTAMP | KW_TO | KW_TRIGGER | KW_TRUE
| KW_TRUNCATE | KW_UNION | KW_UPDATE | KW_USER | KW_USING | KW_VALUES | KW_WITH
//The following two keywords come from MySQL. Although they are not keywords in SQL2011, they are reserved keywords in MySQL.
| KW_REGEXP | KW_RLIKE
| KW_PRIMARY
| KW_FOREIGN
| KW_CONSTRAINT
| KW_REFERENCES
;
