NotificationsYou must be signed in to change notification settings
Fork69
Star589

Commit4b0252a

committed

[PGPRO-5306] more correct checking of b-tree search strategies

1 parent2e174ba commit4b0252aCopy full SHA for 4b0252a

File tree

1 file changed

+14

-4

lines changed

src
- pg_pathman.c

1 file changed

+14

-4

lines changed

`‎src/pg_pathman.c‎`

Lines changed: 14 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -1159,8 +1159,14 @@ handle_array(ArrayType *array,`
`1159`	`1159`	`boolelem_byval;`
`1160`	`1160`	`charelem_align;`
`1161`	`1161`
`1162`		`-/* Check if we can work with this strategy */`
`1163`		`-if (strategy==0)`
	`1162`	`+/*`
	`1163`	`+ * Check if we can work with this strategy`
	`1164`	`+ * We can work only with BTLessStrategyNumber, BTLessEqualStrategyNumber,`
	`1165`	`+ * BTEqualStrategyNumber, BTGreaterEqualStrategyNumber and BTGreaterStrategyNumber.`
	`1166`	`+ * If new search strategies appear in the future, then access optimizations from`
	`1167`	`+ * this function will not work, and the default behavior (handle_array_return:) will work.`
	`1168`	`+ */`
	`1169`	`+if (strategy==InvalidStrategy\|\|strategy>BTGreaterStrategyNumber)`
`1164`	`1170`	`gotohandle_array_return;`
`1165`	`1171`
`1166`	`1172`	`/* Get element's properties */`
`@@ -1177,8 +1183,12 @@ handle_array(ArrayType *array,`
`1177`	`1183`	`List*ranges;`
`1178`	`1184`	`inti;`
`1179`	`1185`
`1180`		`-/* This is only for paranoia's sake */`
`1181`		`-Assert(BTMaxStrategyNumber==5&&BTEqualStrategyNumber==3);`
	`1186`	`+/* This is only for paranoia's sake (checking correctness of following take_min calculation) */`
	`1187`	`+Assert(BTEqualStrategyNumber==3`
	`1188`	`+&&BTLessStrategyNumber<BTEqualStrategyNumber`
	`1189`	`+&&BTLessEqualStrategyNumber<BTEqualStrategyNumber`
	`1190`	`+&&BTGreaterEqualStrategyNumber>BTEqualStrategyNumber`
	`1191`	`+&&BTGreaterStrategyNumber>BTEqualStrategyNumber);`
`1182`	`1192`
`1183`	`1193`	`/* Optimizations for <, <=, >=, > */`
`1184`	`1194`	`if (strategy!=BTEqualStrategyNumber)`

0 commit comments

Comments

(0)

Movatterモバイル変換

Navigation Menu

Search code, repositories, users, issues, pull requests...

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Uh oh!

Commit4b0252a

File tree

1 file changed

1 file changed

`‎src/pg_pathman.c‎`

0 commit comments