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feat(impala): add select and delete sql
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@LuckyFBB
LuckyFBB committed Nov 19, 2023
1 parent ca52d45 commit 2f33b7a
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177 changes: 137 additions & 40 deletions src/grammar/impala/ImpalaSqlParser.g4
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Original file line number Diff line number Diff line change
Expand Up @@ -122,7 +122,7 @@ statement
(KW_PARTITION LPAREN expression(COMMA expression)*RPAREN)?
hintClause? query #insertInto
| KW_DELETE KW_FROM? qualifiedName (KW_WHERE booleanExpression)? #delete
| KW_DELETE expression (KW_AS? identifier)? KW_FROM? relation ((COMMA relation)*)? (KW_WHERE booleanExpression)? #deleteTableRef
| KW_DELETE expression (KW_AS? identifier)? KW_FROM relation (COMMA relation)*? (KW_WHERE booleanExpression)? #deleteTableRef
| KW_UPDATE qualifiedName KW_SET assignmentList (KW_FROM relation (COMMA relation)*)? (KW_WHERE booleanExpression)? #updateTable
| KW_UPSERT hintClause? KW_INTO KW_TABLE? qualifiedName
columnAliases?
Expand Down Expand Up @@ -248,14 +248,7 @@ rangeClause
: KW_RANGE columnAliases? LPAREN (KW_PARTITION kuduPartitionSpec (COMMA KW_PARTITION kuduPartitionSpec)*?) RPAREN
;
kuduPartitionSpec
: KW_VALUE partitionCol constants | constants rangeOperator KW_VALUES rangeOperator constants
;
constants
: INTEGER_VALUE
| DECIMAL_VALUE
| DOUBLE_VALUE
| string
| booleanValue
: KW_VALUE partitionCol expression | expression rangeOperator KW_VALUES rangeOperator expression
;

cacheSpec
Expand Down Expand Up @@ -313,7 +306,7 @@ property
queryNoWith:
queryTerm
(KW_ORDER KW_BY sortItem (COMMA sortItem)*)?
(KW_LIMIT rows=INTEGER_VALUE (KW_OFFSET offset=INTEGER_VALUE )?)?
(KW_LIMIT rows=expression (KW_OFFSET offset=INTEGER_VALUE )?)?
;

queryTerm
Expand All @@ -326,7 +319,7 @@ queryPrimary
: querySpecification #queryPrimaryDefault
| KW_TABLE qualifiedName #table
| KW_VALUES expression (COMMA expression)* #inlineTable
| LPAREN queryNoWith RPAREN #subquery
| LPAREN queryNoWith RPAREN #subquery
;

sortItem
Expand Down Expand Up @@ -397,7 +390,7 @@ joinCriteria

sampledRelation
: aliasedRelation (
KW_TABLESAMPLE sampleType LPAREN percentage=expression RPAREN
KW_TABLESAMPLE sampleType LPAREN percentage=expression RPAREN (KW_REPEATABLE LPAREN seed=expression RPAREN)?
)?
;

Expand Down Expand Up @@ -433,14 +426,14 @@ booleanExpression
| left=booleanExpression operator=KW_OR right=booleanExpression #logicalBinary
;

// workaround for https://github.com/antlr/antlr4/issues/780
predicate[ParserRuleContext value]
: comparisonOperator right=valueExpression #comparison
| comparisonOperator comparisonQuantifier LPAREN query RPAREN #quantifiedComparison
| KW_NOT? KW_BETWEEN lower=valueExpression KW_AND upper=valueExpression #between
| KW_NOT? KW_IN LPAREN expression (COMMA expression)* RPAREN #inList
| KW_NOT? KW_IN LPAREN query RPAREN #inSubquery
| KW_NOT? KW_LIKE pattern=valueExpression (KW_ESCAPE escape=valueExpression)? #like
| KW_REGEXP pattern=valueExpression #REGEXP
| KW_IS KW_NOT? KW_NULL #nullPredicate
| KW_IS KW_NOT? KW_DISTINCT KW_FROM right=valueExpression #distinctFrom
;
Expand Down Expand Up @@ -616,31 +609,135 @@ number
| MINUS? INTEGER_VALUE #integerLiteral
;


nonReserved
// IMPORTANT: this rule must only contain tokens. Nested rules are not supported. See SqlParser.exitNonReserved
: KW_ADD | KW_ADMIN | KW_ALL | KW_ANALYZE | KW_ANY | KW_ARRAY | KW_ASC | KW_AT
| KW_BERNOULLI
| KW_CALL | KW_CASCADE | KW_CATALOGS | KW_COLUMN | KW_COLUMNS | KW_COMMENT | KW_COMMIT | KW_COMMITTED | KW_CURRENT
| KW_DATA | KW_DATABASE | KW_DATABASES | KW_DATE | KW_DAY | KW_DAYS | KW_DEFINER | KW_DESC
| KW_EXCLUDING | KW_EXPLAIN
| KW_FETCH | KW_FILTER | KW_FIRST | KW_FOLLOWING | KW_FORMAT | KW_FUNCTIONS
| KW_GRANT | KW_GRANTED | KW_GRANTS | KW_GRAPHVIZ
| KW_HOUR
| KW_IF | KW_INCLUDING | KW_INPUT | KW_INTERVAL | KW_INVOKER | KW_IO | KW_ISOLATION
| KW_JSON
| KW_LAST | KW_LATERAL | KW_LEVEL | KW_LIMIT | KW_LOGICAL
| KW_MAP | KW_MINUTE | KW_MONTH
| KW_NEXT | KW_NFC | KW_NFD | KW_NFKC | KW_NFKD | KW_NO | KW_NONE | KW_NULLIF | KW_NULLS
| KW_OFFSET | KW_ONLY | KW_OPTION | KW_ORDINALITY | KW_OUTPUT | KW_OVER
| KW_PARTITION | KW_PARTITIONS | KW_PARQUET | KW_PATH | KW_POSITION | KW_PRECEDING | KW_PRIVILEGES | KW_PROPERTIES
| KW_RANGE | KW_READ | KW_RENAME | KW_REPEATABLE | KW_REPLACE | KW_RESET | KW_RESTRICT | KW_REVOKE | KW_ROLE | KW_ROLES | KW_ROLLBACK | KW_ROW | KW_ROWS
| KW_SCHEMA | KW_SCHEMAS | KW_SECOND | KW_SECONDS | KW_SECURITY | KW_SERIALIZABLE | KW_SESSION | KW_SET | KW_SETS
| KW_SHOW | KW_SOME | KW_START | KW_STATS | KW_SUBSTRING | KW_SYSTEM
| KW_TABLES | KW_TABLESAMPLE | KW_TEXT | KW_TIES | KW_TIME | KW_TIMESTAMP | KW_TO | KW_TRANSACTION | KW_TRY_CAST | KW_TYPE
| KW_UNBOUNDED | KW_UNCOMMITTED | KW_USE | KW_USER
| KW_VALIDATE | KW_VERBOSE | KW_VIEW | KW_VIEWS
| KW_WORK | KW_WRITE
| KW_YEAR
| KW_ZONE
| KW_DEFAULT
;
// IMPORTANT: this rule must only contain tokens. Nested rules are not supported. See SqlParser.exitNonReserved
:KW_ADD
| KW_ADMIN
| KW_ALL
| KW_ANALYZE
| KW_ANY
| KW_ARRAY
| KW_ASC
| KW_AT
| KW_BERNOULLI
| KW_CALL
| KW_CASCADE
| KW_CATALOGS
| KW_COLUMN
| KW_COLUMNS
| KW_COMMENT
| KW_COMMIT
| KW_COMMITTED
| KW_CURRENT
| KW_DATA
| KW_DATABASE
| KW_DATABASES
| KW_DATE
| KW_DAY
| KW_DAYS
| KW_DEFINER
| KW_DESC
| KW_EXCLUDING
| KW_EXPLAIN
| KW_FETCH
| KW_FILTER
| KW_FIRST
| KW_FOLLOWING
| KW_FORMAT
| KW_FUNCTIONS
| KW_GRANT
| KW_GRANTED
| KW_GRANTS
| KW_GRAPHVIZ
| KW_HOUR
| KW_IF
| KW_INCLUDING
| KW_INPUT
| KW_INTERVAL
| KW_INVOKER
| KW_IO
| KW_ISOLATION
| KW_JSON
| KW_LAST
| KW_LATERAL
| KW_LEVEL
| KW_LIMIT
| KW_LOGICAL
| KW_MAP
| KW_MINUTE
| KW_MONTH
| KW_NEXT
| KW_NFC
| KW_NFD
| KW_NFKC
| KW_NFKD
| KW_NO
| KW_NONE
| KW_NULLIF
| KW_NULLS
| KW_OFFSET
| KW_ONLY
| KW_OPTION
| KW_ORDINALITY
| KW_OUTPUT
| KW_OVER
| KW_PARTITION
| KW_PARTITIONS
| KW_PARQUET
| KW_PATH
| KW_POSITION
| KW_PRECEDING
| KW_PRIVILEGES
| KW_PROPERTIES
| KW_RANGE
| KW_READ
| KW_RENAME
| KW_REPEATABLE
| KW_REPLACE
| KW_RESET
| KW_RESTRICT
| KW_REVOKE
| KW_ROLE
| KW_ROLES
| KW_ROLLBACK
| KW_ROW
| KW_ROWS
| KW_SCHEMA
| KW_SCHEMAS
| KW_SECOND
| KW_SECONDS
| KW_SECURITY
| KW_SERIALIZABLE
| KW_SESSION
| KW_SET
| KW_SETS
| KW_SHOW
| KW_SOME
| KW_START
| KW_STATS
| KW_SUBSTRING
| KW_SYSTEM
| KW_TABLES
| KW_TABLESAMPLE
| KW_TEXT
| KW_TIES
| KW_TIME
| KW_TIMESTAMP
| KW_TO
| KW_TRANSACTION
| KW_TRY_CAST
| KW_TYPE
| KW_UNBOUNDED
| KW_UNCOMMITTED
| KW_USE
| KW_USER
| KW_VALIDATE
| KW_VERBOSE
| KW_VIEW
| KW_VIEWS
| KW_WORK
| KW_WRITE
| KW_YEAR
| KW_ZONE
| KW_DEFAULT;
2 changes: 1 addition & 1 deletion src/grammar/impala/README.md
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Original file line number Diff line number Diff line change
@@ -1,3 +1,3 @@
# Impala SQL Grammar

SQL-like HiveQL, [Hive Grammar](https://github.com/apache/hive/tree/master/hplsql/src/main/antlr4/org/apache/hive/hplsql)
SQL-like ImpalaSQL, [Impala Grammar](https://github.com/openlookeng/hetu-core/blob/master/hetu-sql-migration-tool/src/main/antlr4/io/hetu/core/migration/source/impala/ImpalaSql.g4)
3 changes: 1 addition & 2 deletions src/lib/impala/ImpalaSqlParser.interp
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26 changes: 14 additions & 12 deletions src/lib/impala/ImpalaSqlParserListener.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ import { BetweenContext } from "./ImpalaSqlParserParser";
import { InListContext } from "./ImpalaSqlParserParser";
import { InSubqueryContext } from "./ImpalaSqlParserParser";
import { LikeContext } from "./ImpalaSqlParserParser";
import { REGEXPContext } from "./ImpalaSqlParserParser";
import { NullPredicateContext } from "./ImpalaSqlParserParser";
import { DistinctFromContext } from "./ImpalaSqlParserParser";
import { DecimalLiteralContext } from "./ImpalaSqlParserParser";
Expand Down Expand Up @@ -177,7 +178,6 @@ import { KuduPartitionClauseContext } from "./ImpalaSqlParserParser";
import { HashClauseContext } from "./ImpalaSqlParserParser";
import { RangeClauseContext } from "./ImpalaSqlParserParser";
import { KuduPartitionSpecContext } from "./ImpalaSqlParserParser";
import { ConstantsContext } from "./ImpalaSqlParserParser";
import { CacheSpecContext } from "./ImpalaSqlParserParser";
import { RangeOperatorContext } from "./ImpalaSqlParserParser";
import { PartitionColContext } from "./ImpalaSqlParserParser";
Expand Down Expand Up @@ -412,6 +412,19 @@ export interface ImpalaSqlParserListener extends ParseTreeListener {
*/
exitLike?: (ctx: LikeContext) => void;

/**
* Enter a parse tree produced by the `REGEXP`
* labeled alternative in `ImpalaSqlParserParser.predicate`.
* @param ctx the parse tree
*/
enterREGEXP?: (ctx: REGEXPContext) => void;
/**
* Exit a parse tree produced by the `REGEXP`
* labeled alternative in `ImpalaSqlParserParser.predicate`.
* @param ctx the parse tree
*/
exitREGEXP?: (ctx: REGEXPContext) => void;

/**
* Enter a parse tree produced by the `nullPredicate`
* labeled alternative in `ImpalaSqlParserParser.predicate`.
Expand Down Expand Up @@ -2459,17 +2472,6 @@ export interface ImpalaSqlParserListener extends ParseTreeListener {
*/
exitKuduPartitionSpec?: (ctx: KuduPartitionSpecContext) => void;

/**
* Enter a parse tree produced by `ImpalaSqlParserParser.constants`.
* @param ctx the parse tree
*/
enterConstants?: (ctx: ConstantsContext) => void;
/**
* Exit a parse tree produced by `ImpalaSqlParserParser.constants`.
* @param ctx the parse tree
*/
exitConstants?: (ctx: ConstantsContext) => void;

/**
* Enter a parse tree produced by `ImpalaSqlParserParser.cacheSpec`.
* @param ctx the parse tree
Expand Down
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