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Add not exists support. #34

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Add not exists support. #34

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2 changes: 1 addition & 1 deletion browser/sql-parser.js
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Original file line number Diff line number Diff line change
Expand Up @@ -213,7 +213,7 @@

SUB_SELECT_OP = ['IN', 'NOT IN', 'ANY', 'ALL', 'SOME'];

SUB_SELECT_UNARY_OP = ['EXISTS'];
SUB_SELECT_UNARY_OP = ['EXISTS', 'NOT EXISTS'];

SQL_CONDITIONALS = ['AND', 'OR'];

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2 changes: 1 addition & 1 deletion lib/lexer.js
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2 changes: 1 addition & 1 deletion src/lexer.coffee
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Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,7 @@ class Lexer
SQL_SORT_ORDERS = ['ASC', 'DESC']
SQL_OPERATORS = ['=', '!=', '>=', '>', '<=', '<>', '<', 'LIKE', 'IS NOT', 'IS']
SUB_SELECT_OP = ['IN', 'NOT IN', 'ANY', 'ALL', 'SOME']
SUB_SELECT_UNARY_OP = ['EXISTS']
SUB_SELECT_UNARY_OP = ['EXISTS', 'NOT EXISTS']
SQL_CONDITIONALS = ['AND', 'OR']
SQL_BETWEENS = ['BETWEEN', 'NOT BETWEEN']
BOOLEAN = ['TRUE', 'FALSE', 'NULL']
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10 changes: 10 additions & 0 deletions test/grammar.spec.coffee
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Expand Up @@ -353,6 +353,16 @@ describe "SQL Grammar", ->
))
"""

it "parses an EXISTS clause containing a query", ->
parse("""select * from a where not exists (select foo from bar)""").toString().should.eql """
SELECT *
FROM `a`
WHERE (NOT EXISTS (
SELECT `foo`
FROM `bar`
))
"""

describe "aliases", ->
it "parses aliased table names", ->
parse("""select * from a b""").toString().should.eql """
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