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gpittarelligpittarelli
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Implement INSERT
1 parent 05a067e commit 344c350

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3 files changed

+186
-5
lines changed

3 files changed

+186
-5
lines changed

‎src/sqlParser.jison‎

Lines changed: 81 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -15,6 +15,8 @@
1515
[\w]+[\u4e00-\u9fa5]+[0-9a-zA-Z_\u4e00-\u9fa5]* return 'IDENTIFIER'
1616
[\u4e00-\u9fa5][0-9a-zA-Z_\u4e00-\u9fa5]* return 'IDENTIFIER'
1717
SELECT return 'SELECT'
18+
INSERT return 'INSERT'
19+
DEFAULT return 'DEFAULT'
1820
ALL return 'ALL'
1921
ANY return 'ANY'
2022
DISTINCT return 'DISTINCT'
@@ -67,6 +69,8 @@ ORDER\s+BY return 'ORDER_
6769
GROUP\s+BY return 'GROUP_BY'
6870
IGNORE return 'IGNORE'
6971
LOW_PRIORITY return 'LOW_PRIORITY'
72+
DELAYED return 'DELAYED'
73+
HIGH_PRIORITY return 'HIGH_PRIORITY'
7074
FORCE return 'FORCE'
7175
INNER return 'INNER'
7276
CROSS return 'CROSS'
@@ -91,6 +95,12 @@ SHARE return 'SHARE'
9195
MODE return 'MODE'
9296
OJ return 'OJ'
9397
LIMIT return 'LIMIT'
98+
INTO return 'INTO'
99+
VALUE return 'VALUE'
100+
VALUES return 'VALUES'
101+
DUPLICATE return 'DUPLICATE'
102+
KEY return 'KEY'
103+
UPDATE return 'UPDATE'
94104

95105
"," return ','
96106
"=" return '='
@@ -168,13 +178,74 @@ main
168178
query
169179
: selectClause
170180
| updateClause
181+
| insertClause
182+
;
183+
184+
insertClause
185+
: INSERT priority_opt ignore_opt
186+
into_opt identifier
187+
partitionOpt
188+
insert_cols
189+
insert_source
190+
on_dup_assigns
191+
{
192+
$$ = {
193+
type: 'Insert',
194+
priority: $2,
195+
ignore: $3,
196+
into: $4,
197+
table: $5,
198+
partitions: $6,
199+
cols: $7,
200+
src: $8,
201+
duplicateAssignments: $9
202+
}
203+
}
204+
;
205+
206+
insert_source
207+
: insert_value value_list_list { $$ = { type: 'Values', keyword: $1, values: $2 } }
208+
| selectClause
209+
;
210+
211+
on_dup_assigns
212+
: { $$ = null}
213+
| ON DUPLICATE KEY UPDATE assignment_list { $$ = $5 }
214+
;
215+
216+
insert_cols
217+
: { $$ = null}
218+
| '(' identifier_list ')' { $$ = $2 }
219+
;
220+
221+
value
222+
: expr | DEFAULT
223+
;
224+
225+
value_list
226+
: value_list ',' value { $1.value.push($3); }
227+
| value { $$ = { type: 'ValueList', value: [ $1 ] } }
228+
;
229+
230+
value_list_list
231+
: value_list_list ',' '(' value_list ')' { $1.value.push($4); }
232+
| '(' value_list ')' { $$ = { type: 'InsertList', value: [ $2 ] } }
233+
;
234+
235+
insert_value
236+
: VALUE | VALUES
237+
;
238+
239+
into_opt
240+
: { $$ = null }
241+
| INTO { $$ = $1 }
171242
;
172243

173244
updateClause
174245
: UPDATE low_priority_opt ignore_opt
175246
table_refrences
176247
SET
177-
assignmentList
248+
assignment_list
178249
where_opt
179250
order_by_opt
180251
limit_opt
@@ -197,6 +268,13 @@ low_priority_opt
197268
| LOW_PRIORITY { $$ = $1 }
198269
;
199270

271+
priority_opt
272+
: { $$ = null }
273+
| LOW_PRIORITY { $$ = $1 }
274+
| HIGH_PRIORITY { $$ = $1 }
275+
| DELAYED { $$ = $1 }
276+
;
277+
200278
ignore_opt
201279
: { $$ = null }
202280
| IGNORE { $$ = $1 }
@@ -206,8 +284,8 @@ assignment
206284
: identifier '=' expr { $$ = { type: 'Assignment', left: $1, right: $3 } }
207285
;
208286

209-
assignmentList
210-
: assignmentList ',' assignment { $1.value.push($3); }
287+
assignment_list
288+
: assignment_list ',' assignment { $1.value.push($3); }
211289
| assignment { $$ = { type: 'AssignmentList', value: [ $1 ] } }
212290
;
213291

‎src/stringify.js‎

Lines changed: 62 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -59,6 +59,8 @@ Sql.prototype.travelMain = function(ast) {
5959
this.travelSelect(ast.value);
6060
} else if (ast.value.type === 'Update') {
6161
this.travelUpdate(ast.value);
62+
} else if (ast.value.type === 'Insert') {
63+
this.travelInsert(ast.value);
6264
} else {
6365
throw new Error('Unknown query value type');
6466
}
@@ -129,6 +131,64 @@ Sql.prototype.travelSelect = function(ast) {
129131
this.appendKeyword(ast.updateLockMode);
130132
}
131133
}
134+
Sql.prototype.travelInsert = function(ast) {
135+
this.appendKeyword('insert', true);
136+
137+
if (ast.lowPriority) {
138+
this.appendKeyword('low_priority');
139+
}
140+
if (ast.ignore) {
141+
this.appendKeyword('ignore');
142+
}
143+
if (ast.into) {
144+
this.appendKeyword('into');
145+
}
146+
this.travelTableRefrence(ast.table);
147+
if (ast.partitions) {
148+
this.travelPartitions(ast.partitions);
149+
}
150+
if (ast.cols) {
151+
this.travel('(');
152+
this.travelIdentifierList(ast.cols);
153+
this.travel(')');
154+
}
155+
this.travel(ast.value);
156+
if (ast.src.type === 'Select') {
157+
this.travelSelect(ast.src);
158+
} else if (ast.src.type === 'Values') {
159+
this.travel(ast.src.keyword);
160+
this.travelInsertRows(ast.src.values);
161+
}
162+
if (ast.duplicateAssignments) {
163+
this.appendKeyword('ON');
164+
this.appendKeyword('DUPLICATE');
165+
this.appendKeyword('KEY');
166+
this.appendKeyword('UPDATE');
167+
this.travelAssignments(ast.duplicateAssignments);
168+
}
169+
}
170+
Sql.prototype.travelInsertRows = function(ast) {
171+
for (var i = 0; i < ast.value.length; i++) {
172+
var x = ast.value[i];
173+
this.travel('(');
174+
this.travelValueList(x.value);
175+
this.travel(')');
176+
177+
if (i !== ast.value.length - 1) {
178+
this.append(',', true);
179+
}
180+
}
181+
}
182+
Sql.prototype.travelValueList = function(ast) {
183+
for (var i = 0; i < ast.length; i++) {
184+
var x = ast[i];
185+
this.travel(x);
186+
187+
if (i !== ast.length - 1) {
188+
this.append(',', true);
189+
}
190+
}
191+
}
132192
Sql.prototype.travelUpdate = function(ast) {
133193
this.appendKeyword('update', true);
134194
if (ast.lowPriority) {
@@ -154,9 +214,9 @@ Sql.prototype.travelUpdate = function(ast) {
154214
Sql.prototype.travelAssignments = function(ast) {
155215
for (var i = 0; i < ast.value.length; i++) {
156216
var x = ast.value[i];
157-
this.travelIdentifier(x.left);
217+
this.travel(x.left);
158218
this.travel('=');
159-
this.travelIdentifier(x.right);
219+
this.travel(x.right);
160220

161221
if (i !== ast.value.length - 1) {
162222
this.append(',', true);

‎test/main.test.js‎

Lines changed: 43 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -137,6 +137,10 @@ AND (rd.rd_numberofrooms <= (select sum(rn.reservation_numberofrooms) as count_r
137137
testParser('select a from b limit 2;');
138138
});
139139

140+
it ('subquery.', function () {
141+
testParser('select a from (select 1 as x) b limit 2;');
142+
});
143+
140144
it('update0', function () {
141145
testParser('update A SET b=2 WHERE c=3;');
142146
});
@@ -148,4 +152,43 @@ AND (rd.rd_numberofrooms <= (select sum(rn.reservation_numberofrooms) as count_r
148152
it('update2', function () {
149153
testParser('update LOW_PRIORITY ignore A, B, C SET b=2, `C`.c=d WHERE e=4 ORDER BY d DESC limit 1;');
150154
});
155+
156+
it('insert0', function () {
157+
testParser('INSERT INTO A VALUES (a, `b`), (c, 3)');
158+
});
159+
160+
it('insert1', function () {
161+
testParser('INSERT DELAYED IGNORE INTO A VALUE (a, DEFAULT, 3+2)');
162+
});
163+
164+
it('insert2', function () {
165+
testParser('INSERT DELAYED IGNORE INTO A VALUE (a, `b`)');
166+
});
167+
168+
it('insert3', function () {
169+
testParser('INSERT DELAYED IGNORE INTO A (`a`, b, c) VALUE (1, 2+3)');
170+
});
171+
172+
it('insert4', function () {
173+
testParser('INSERT DELAYED IGNORE INTO `s0`.`A` PARTITION (p0, p1) (`a`, b, c) VALUE (1, 2+3)');
174+
});
175+
176+
it('insert5', function () {
177+
testParser(`
178+
INSERT DELAYED IGNORE INTO \`s0\`.\`A\`
179+
PARTITION (p0, p1) (\`a\`, b, c)
180+
VALUE (1, 2+3), (5, '6')
181+
ON DUPLICATE KEY UPDATE q=q+1, c=b
182+
`);
183+
});
184+
185+
it('insert6', function () {
186+
testParser(`
187+
INSERT HIGH_PRIORITY \`massdrop\`.\`A\`
188+
PARTITION (p0, p1) (\`a\`, b, c)
189+
SELECT 1+1 as b, d
190+
FROM B
191+
ON DUPLICATE KEY UPDATE q=q+1, c=b
192+
`);
193+
});
151194
});

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