oushu/lava-oushudb-dt-sql-parser
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

feat(flink): adjust lexer position to fix test error

Browse Source
This commit is contained in:
Erindcl
2020-11-19 19:52:59 +08:00
parent 0735269f4e
commit da9660c6fe
7 changed files with 2272 additions and 2311 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
src/grammar/flinksql/FlinkSqlParser.g4
View File

@ -149,14 +149,10 @@ valuesDefinition
valuesRowDefinition
: LR_BRACKET
allValueDifinition (COMMA allValueDifinition)*
constant (COMMA constant)*
RR_BRACKET
;
allValueDifinition
: stringLiteral | booleanLiteral | DEC_DIGIT | NULL
;
// Select statements
@ -179,11 +175,11 @@ tableExpression
;
tableReference
: tablePrimary tableAlias
: tablePrimary tableAlias?
;
tablePrimary
: TABLE? uid
: TABLE? uid
;
// expression
@ -257,7 +253,7 @@ primaryExpression
// base common
tableAlias
: (AS? strictIdentifier identifierList?)?
: AS? strictIdentifier identifierList?
;
identifierList
@ -273,10 +269,14 @@ identifier
;
strictIdentifier
: IDENTIFIER_BASE #unquotedIdentifier
: unquotedIdentifier #unquotedIdentifierAlternative
| quotedIdentifier #quotedIdentifierAlternative
;
unquotedIdentifier
: DIG_LITERAL | ID
;
quotedIdentifier
: STRING_LITERAL
;
@ -306,7 +306,7 @@ ifExists
: IF EXISTS;
keyValueDefinition
: DOUBLE_QUOTE_ID EQUAL_SYMBOL DOUBLE_QUOTE_ID
: STRING_LITERAL EQUAL_SYMBOL STRING_LITERAL
;
logicalOperator
@ -348,7 +348,7 @@ stringLiteral
;
decimalLiteral
: DECIMAL_LITERAL | ZERO_DECIMAL | ONE_DECIMAL | TWO_DECIMAL
: DIG_LITERAL
;
booleanLiteral
@ -629,10 +629,6 @@ BRACKETED_EMPTY_COMMENT: 'BRACKETED_EMPTY_COMMENT';
BRACKETED_COMMENT: 'BRACKETED_COMMENT';
WS: 'WS';
UNRECOGNIZED: 'UNRECOGNIZED';
REVERSE_QUOTE_ID: '`' ~'`'+ '`';
DOUBLE_QUOTE_ID: '"' ~'"'+ '"';
DOT_ID: '.' ID_LITERAL;
ID: ID_LITERAL;
SYSTEM: 'SYSTEM';
@ -703,19 +699,20 @@ ADD_SIGN: '+';
PENCENT_SIGN: '%';
DOUBLE_HYPNEN_SIGN: '--';
SLASH_SIGN: '/';
DOT_ID: '.' ID_LITERAL;
STRING_LITERAL: DQUOTA_STRING | SQUOTA_STRING | BQUOTA_STRING;
DECIMAL_LITERAL: DEC_DIGIT+;
DIG_LITERAL: DEC_DIGIT+;
REAL_LITERAL: (DEC_DIGIT+)? '.' DEC_DIGIT+
| DEC_DIGIT+ '.' EXPONENT_NUM_PART
| (DEC_DIGIT+)? '.' (DEC_DIGIT+ EXPONENT_NUM_PART)
| DEC_DIGIT+ EXPONENT_NUM_PART;
BIT_STRING: BIT_STRING_L;
IDENTIFIER_BASE: (DEC_LETTER | DEC_DIGIT | UNDERLINE_SIGN)+;
ID: ID_LITERAL;
fragment EXPONENT_NUM_PART: 'E' [-+]? DEC_DIGIT+;
fragment ID_LITERAL: [A-Z_0-9a-z]*?[A-Z_a-z]+?[A-Z_0-9a-z]*;
fragment DEC_DIGIT: [0-9];
fragment DEC_LETTER: [A-Za-z];
fragment DEC_LETTER: [A-Za-z];
fragment DQUOTA_STRING: '"' ( '\\'. | '""' | ~('"'| '\\') )* '"';
fragment SQUOTA_STRING: '\'' ('\\'. | '\'\'' | ~('\'' | '\\'))* '\'';
fragment BIT_STRING_L: 'B' '\'' [01]+ '\'';