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chromium / external / github.com / sqlite / sqlite / HEAD / src / expr.c
  1. 74cc109 Ensure that the accumulator for an aggregate always gets initialized, by drh · 29 hours ago
  2. e33ea17 Fix harmless compiler warnings. by drh · 2 weeks ago
  3. 0e6e05d Make the value of an explicit LIMIT clause on a scalar sub-query available to xBestIndex for simple "LIMIT 0" and "LIMIT 1" queries. by dan · 2 weeks ago
  4. 46bfcc1 Improved byte-code comments for the short-circuit optimization of by drh · 3 weeks ago
  5. d82c6a2 When attempting to optimize "expr AND false" to "false" and by drh · 3 weeks ago
  6. 280559b For all binary operators, try to avoid computing subquery operands if the by drh · 3 weeks ago optimize-null-values
  7. e2e81e6 Slightly smaller and faster version of the previous check-in. by drh · 3 weeks ago
  8. e24f20a Factor out the code that tries to avoid evaluating subquery operands if the by drh · 3 weeks ago
  9. 311d73e Improve the bytecode generated for comparisons so that if one operand is by drh · 3 weeks ago
  10. c52e9d9 Raise an error right away if the number of aggregate terms in a query by drh · 3 weeks ago
  11. ab9c91a Extend the pedantic enforcement of type to VIRTUAL columns. by drh · 4 weeks ago
  12. 342ef63 Improve the accuracy of affinity and collating sequence analysis for by drh · 7 weeks ago
  13. 288f356 Fix a bug in the NOT NULL/IS NULL optimization of check-in [cb94350185f555c3] by drh · 2 months ago
  14. 88ed180 Fix an issue in Bloom filters on RHS subsqueries to IN operators. by drh · 3 months ago
  15. cebf06c Make use of the flexible-array feature of C99, when available, to try to by drh · 4 months ago
  16. da5f813 Approximately 100 typo corrections spanning the whole tree, submitted via [forum:0db9827f0464bc33|forum post 0db9827f0464bc33] and individually audited and verified. Affects only code comments, innocuous test strings, error message text in tool (not library) code, and configure-level help text. by stephan · 5 months ago
  17. ce25007 Detect when a UNIQUE or PRIMARY KEY on a WITHOUT ROWID table would need by drh · 5 months ago
  18. ef86b94 Code changes that make it easier to prove that no 32-bit integer overflows by drh · 5 months ago
  19. 0a4af54 Remove a pointless line of code. by drh · 5 months ago
  20. 9d90a3a Use the sqlite3ColumnIndex() routine to look up a column in a table, rather by drh · 5 months ago
  21. 49906e8 The reuse-subroutine optimization [c9a3498113074bbc] might have generated by drh · 6 months ago
  22. 8b62a82 Simplifh the IdList object to remove unnecessary fields. Performance by drh · 6 months ago
  23. 4b5e8c9 Better job at suppressing harmless scan-build warnings. This time testing by drh · 6 months ago
  24. 27661f2 Fix harmless scan-build warnings. by drh · 6 months ago
  25. 35d302c Increase the maximum number of arguments on an SQL function to 1000 with the by drh · 7 months ago
  26. c9ac238 Fix a comment typo on the sqlite3ExprIsSingleTableConstraint() routine. by drh · 8 months ago
  27. 03e306b A NEVER() that was added by [eb5ac9e5b9a4f9c8] is violated by the ifnull() by drh · 8 months ago
  28. 5c208f3 Fix a NEVER() in the iif() logic that can be true if compiled with by drh · 8 months ago
  29. dc7b94e Simplification to the fix in the prior check-in. by drh · 8 months ago expr-implies-expr
  30. 3ff6aa6 The sqlite3ExprCompare() routine should always compare the same variables by drh · 8 months ago
  31. bfb7f77 Add two NEVER() conditions. by drh · 8 months ago
  32. 60ad526 Enhancements to sqlite3ExprImpliesExpr() so that it realizes that by drh · 8 months ago
  33. 7998b88 Add an ALWAYS() on a branch in the new indexed-subtype logic. by drh · 9 months ago indexed-subtype-expr
  34. ddc764b Add a NEVER() to an unreachable branch in the new indexed-subtype logic. by drh · 9 months ago
  35. d564bdb Allow expressions with subtypes to be read from indexes unless they are being used as direct or indirect parameters to SQLITE_SUBTYPE functions. by dan · 10 months ago
  36. c857b9e Experimental change to allow expressions with subtypes to be read from indexes in situations where they are not used as function parameters. by dan · 10 months ago
  37. 1521ca4 Refactor the SrcItem object so that information about subqueries is stored by drh · 11 months ago
  38. b204b6a Give unique names to fields in the SrcItem object, to facilitate analysis of by drh · 11 months ago
  39. 8797bd6 Reduce the size of the SrcItem object by combining fields into a union. by drh · 11 months ago
  40. aecfb0a Fix an oversized allocation in sqlite3ExprCodeIN(). by dan · 12 months ago
  41. 68d700c Fix a use-after-free that could occur following an OOM introduced by [d8cedbe0]. by dan · 1 year ago
  42. 42123a2 Use a mini Bloom filter to help reduce the number of pointless searches for by drh · 1 year ago
  43. 615fc1f Small performance optimizations. by drh · 1 year ago reuse-subqueries
  44. 42305fc Disable the reuse of IN-clause subqueries if the subquery is an explicit by drh · 1 year ago
  45. 0cf237c Be more aggressive about reusing subqueries that appear on the RHS of IN by drh · 1 year, 1 month ago
  46. 6172e43 Use a Bloom filter to improve performance of IN operators when the RHS of by drh · 1 year, 1 month ago
  47. 6adbdac Add a NEVER() around a branch in sqlite3ExprAffinity() that is designed to by drh · 1 year, 1 month ago
  48. f13e2d2 Additional steps to make sure calls to sqlite3ExprToRegister() are sane. by drh · 1 year, 1 month ago
  49. 4703b7d Better optimize queries that use parameters in the LIMIT clause. by drh · 1 year, 1 month ago
  50. 89b04f3 Ensure that queries like "SELECT indeterministic(a) FROM tbl GROUP BY 1" invoke the indeterministic function only once for each row of tbl. by dan · 1 year, 2 months ago
  51. c83386c Merge branches "fix-onerow-opt", "faster-openread", "fts5-delay-tokenizer" and "enhanced-raise", each containing minor enhancements prepared for 3.47, into this branch. by dan · 1 year, 2 months ago pending-3.46
  52. 3254206 The sqlite3FaultSim(300) error from [1e8863909ac369e5] must be treated as by drh · 1 year, 2 months ago
  53. 788ade3 Allow arbitrary expressions as the second argument to RAISE(). by drh · 1 year, 2 months ago enhanced-raise
  54. ebf9702 Avoid unnecessary recursion in sqlite3ExprDeleteNN(). This complicates the by drh · 1 year, 2 months ago
  55. 5b27eca Avoid slowdown when exprNodeIsConstant() is called on deeply nested SQL functions. by dan · 1 year, 3 months ago
  56. 660322f Merge trunk enhancements into the pushdown-subquery branch. by drh · 1 year, 3 months ago
  57. 05c6d13 Add comments to note the name abiguity between the MySQL push-down by drh · 1 year, 3 months ago
  58. 6951c49 Do not allow changes to sqlite3ExprIsTableConstant() that support pushdown of by drh · 1 year, 3 months ago
  59. de6a4be Generalize pushdown to allow any uncorrelated subquery to be pushed down. by drh · 1 year, 3 months ago
  60. 743ae4c Experimental enhancement in which expressions of the form "expr IN table" by drh · 1 year, 3 months ago
  61. a509a90 The RAISE() operator is not a constant expression and cannot participate in by drh · 1 year, 4 months ago
  62. a631eb3 Do not automatically assume that ROWID is NOT NULL when compiled with by drh · 1 year, 4 months ago
  63. 27ea83f Make sure the new u1.nRow value is copied when making a copy of a SrcItem by drh · 1 year, 4 months ago
  64. 871786b Fix the patch at [10ee6fcba08ab128] so that it works on reduced-size Expr nodes. by drh · 1 year, 4 months ago
  65. 2f4a8cc Fix a problem caused by a non-aggregate function with an OVER clause in a multi-row VALUES clause. by dan · 1 year, 4 months ago
  66. ec00a4d A formerly impossible case has now become possible because of the new by drh · 1 year, 4 months ago enhanced-expr-is-const
  67. 7dc3e92 Further expand the scope of usage for the enhacement to expr-is-constant. by drh · 1 year, 4 months ago
  68. 4713b2d Assert that the eCode is always non-zero upon entry into exprNodeIsConstant(). by drh · 1 year, 4 months ago
  69. 40514dd Fix exprNodeIsConstantFunction() so that it returns WRC_Continue, not WRC_Abort, if the function really is constant. by dan · 1 year, 4 months ago
  70. f696591 Enhance the sqlite3ExprIsConstant() function so that it recognizes by drh · 1 year, 4 months ago
  71. 815e055 Attempt to reduce the memory used by VALUES clauses in as many statements as possible, not just INSERT. This branch still has problems. by dan · 1 year, 4 months ago
  72. 7ab40cd Remove code that added a P4 parameter to the OP_Variable opcode. This is no longer required. by dan · 1 year, 5 months ago
  73. 8597eee Always convert 32-bit integer literals into EP_IntValue notation, even if by drh · 1 year, 5 months ago
  74. 71a32ae Remove an ALWAYS() added in [c50e6c2ace49d092] because it is sometimes false. by drh · 1 year, 7 months ago
  75. c52aebb Remove redundant conditional from sqlite3ExprCanBeNull(). by drh · 1 year, 7 months ago
  76. 09259af Add ALWAYS() and NEVER() on branches made unreachable by recent changes. by drh · 1 year, 7 months ago
  77. 3e2ec83 Ignore COLLATE operators when determining whether the result of a subexpression by drh · 1 year, 7 months ago
  78. a3569fb Extra ALWAYS() macros to verify state in the sqlite3ExprCanBeNull() routine. by drh · 1 year, 7 months ago
  79. 07117f8 Pass subtype information through the aggregate ORDER BY sorter for by drh · 1 year, 7 months ago agg-orderby-subtype
  80. f86a07b Add ALWAYS() on branches added in [ec0ae4030968c782] that are always true. by drh · 1 year, 8 months ago
  81. 82fc1b6 Work around LLVM's newfound hatred of function pointer casts. by drh · 1 year, 8 months ago
  82. 4f77a27 Back out an incorrect change to the sqlite3ExprCompareSkip() function that by drh · 1 year, 8 months ago
  83. 7df0446 Add NEVER() to a branch made unreachable by [6f9eed826f5b3d1c]. by drh · 1 year, 8 months ago
  84. d928e78 Fix another obscure problem with nested aggregates. dbsqlfuzz 04408efc51. by dan · 1 year, 8 months ago
  85. 5ba99da Fix harmless compiler warnings in test code. by drh · 1 year, 9 months ago
  86. 8f99cb9 When doing a DISTINCT aggregate that contains an ORDER BY, only the by drh · 1 year, 9 months ago
  87. bd8941a Fix sqlite3ExprDup() alignment assertions so that they work on 32-bit platforms. by drh · 1 year, 9 months ago
  88. 5e6dde3 Fix [f5c01676fd281e93] so that it always preserves 8-byte alignment for Expr by drh · 1 year, 9 months ago
  89. e98f62f Omit some redundant calls to strlen() used to find the size of by drh · 1 year, 9 months ago
  90. ab3eb5b Improvements to the sqlite3ExprDup() logic for faster performance and better by drh · 1 year, 9 months ago
  91. 90e4a3b Simplifications and optimizations to the Expr object duplication logic. by drh · 1 year, 9 months ago
  92. d707e01 Use sqlite3ParserAddCleanup() instead of calling sqlite3ExprListDelete() by drh · 1 year, 9 months ago
  93. 5f53f85 For TK_ORDER expression nodes to always be full-size. by drh · 1 year, 9 months ago
  94. 5080397 Fix an adverse interaction between the new aggregate ORDER BY logic and the by drh · 1 year, 9 months ago
  95. 4e25464 Simplify the Expr compression logic slightly by adding the new EP_FullSize by drh · 1 year, 9 months ago
  96. 519017f Fix the sqlite3ReferencesSrcList() routine so that it recognizes columns by drh · 1 year, 9 months ago
  97. 0b63364 Merge the latest changes from trunk. by drh · 1 year, 9 months ago agg-orderby
  98. 69ff726 Fix a false-positive in run-time error checking. by drh · 1 year, 9 months ago
  99. d05e54e Changes for test coverage. by drh · 1 year, 9 months ago
  100. 20b95f8 Make sure all terms of the ORDER BY within an aggregate go through aggregate by drh · 1 year, 9 months ago