Add the new internal interface sqlite3DbNNFreeNN(db,ptr) where both the
db and ptr parameters are guaranteed to be non-NULL. Use this where
appropriate to save more than 2 million CPU cycles on the

Add the new internal interface sqlite3DbNNFreeNN(db,ptr) where both the
db and ptr parameters are guaranteed to be non-NULL. Use this where
appropriate to save more than 2 million CPU cycles on the standard
performance test.

FossilOrigin-Name: e5eaa80e81fdf86f2875a912b880272b8d099b82b08e945a7988c5dd0fe9d6b5

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Ensure that the Parse.nErr flag is set following an SQLITE_TOOBIG error on
a nested parse. Fix for the problem identified by
[forum/forumpost/d5a82ba9eedee30c | forum post d5a82ba9eedee30c].
Also, r

Ensure that the Parse.nErr flag is set following an SQLITE_TOOBIG error on
a nested parse. Fix for the problem identified by
[forum/forumpost/d5a82ba9eedee30c | forum post d5a82ba9eedee30c].
Also, remove unnecessary clearing of the Parse.zErrMsg field
following a nested parse.

FossilOrigin-Name: 44d77a7f807f5dc3e94e6cd88a27bea79257f0f2ccf332891bdaa4668d0bb987

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Use sqlite3DbFreeNN() instead of sqlite3DbFree() in a few hot spots for
better performance.

FossilOrigin-Name: b12de0ecc78a4f654c8e7b2b17cc2201688808a4f516908e9563a216677e655c

Provide sqlite3_error_offset() data for some new errors.

FossilOrigin-Name: 1269206db810460e55a52e178ba3332add42a11f66c5f292f8f0d29ccd61a4b8

Add new binary operators "->" and "->>" to the parser that evaluate to
2-argument SQL functions by the same name. Add new "->" and "->>" functions
to the JSON extension that are aliases for json_ext

Add new binary operators "->" and "->>" to the parser that evaluate to
2-argument SQL functions by the same name. Add new "->" and "->>" functions
to the JSON extension that are aliases for json_extract().

FossilOrigin-Name: c4e4e3a3fc5da0381ccb7930706e57d7831d87f9c63bafe49ae64117701e1cfe

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Simplify the sqlite3RunParser() routine by omitting the third parameter.
Results in a binary that is about 100 bytes smaller and 1.4M cycles faster.

FossilOrigin-Name: 6fb2a1bb0280d6e31291e3fd06bbcb

Simplify the sqlite3RunParser() routine by omitting the third parameter.
Results in a binary that is about 100 bytes smaller and 1.4M cycles faster.

FossilOrigin-Name: 6fb2a1bb0280d6e31291e3fd06bbcbbb28ef5fb27d3898e2327a50ac738ae1f3

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Performance optimization and size reduction in sqlite3RunParser().

FossilOrigin-Name: 41ee2bac5731d8434322e92abba580f7c759a137e576dd286fe01ab23fc440ea

Fix a problem causing an OOM within an ALTER TABLE ADD COLUMN command that adds a column with a CHECK constraint to go unreported.

FossilOrigin-Name: a33f5e93ecb7d84291f6fecc7b60f0c555034aa47e24584c

Fix a problem causing an OOM within an ALTER TABLE ADD COLUMN command that adds a column with a CHECK constraint to go unreported.

FossilOrigin-Name: a33f5e93ecb7d84291f6fecc7b60f0c555034aa47e24584c63c78d8a94710d82

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Treat byte-order marks (BOMs) at the start of a token as whitespace.
This enhancement is inspired by
[forum:/forumpost/ed8f696a20|forum post ed8f696a20].

FossilOrigin-Name: 3d55c21c167631f42d155aade

Treat byte-order marks (BOMs) at the start of a token as whitespace.
This enhancement is inspired by
[forum:/forumpost/ed8f696a20|forum post ed8f696a20].

FossilOrigin-Name: 3d55c21c167631f42d155aadec544e629bd078de9992aa5a74694d08bc52052b

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Fix tokenizer's classification of EBCDIC newline.

FossilOrigin-Name: 8680f6a8fb34b9c0ea9b4286888b4df5df427d2df10c782d198bc3f2fdcd0704

Add a linked list of ParseCleanup objects to the end of a Parse object and
use that list as a place to put other sub-objects that need to be deallocated.
Have a single such list for infrequently used

Add a linked list of ParseCleanup objects to the end of a Parse object and
use that list as a place to put other sub-objects that need to be deallocated.
Have a single such list for infrequently used sub-objects is more efficient
than doing an a separate check for each kind of sub-object.

FossilOrigin-Name: affa2b7b316941b8a6c4d0d1ff212c81a593faf1d05d129e14d2b70d73a25c59

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Improve the speed of the tokenizer by recognizing that tokens starting
with letters "_", "Y", or "Z" can never be SQL keywords and must be ordinary
identifiers.

FossilOrigin-Name: 16e281ed6219cc229d

Improve the speed of the tokenizer by recognizing that tokens starting
with letters "_", "Y", or "Z" can never be SQL keywords and must be ordinary
identifiers.

FossilOrigin-Name: 16e281ed6219cc229dec7e3f1b40da2304dc270a74fd6ef78d04a088e30e7026

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Fix harmless compiler warnings that surface in newer versions of GCC.

FossilOrigin-Name: 9d670a318381f219b467653f5f9539097808b887ae37291ce13be462dedfb18d

Use __atomic_load_n() and __atomic_store_n() for a few more things where they are available.

FossilOrigin-Name: a49f8ec552bede7da731e0571ccf49de1a30e7be3a5673150436c8b411ba6ffc

Enhancements to SQL query normalization for UPDATE statements.

FossilOrigin-Name: bba975c7af3de9aeb5c62fb8b05d61b96e4ecd0b030008442bbdd345e1e5f134

Fix a harmless compiler warning that only comes up during debug builds.

FossilOrigin-Name: 848869ced988ca4d0ac76d43f984360fd11997a580719cccf8d55becea4e8fb1

Give the sqlite3 object a pointer to the current Parse so that if an OOM
occurs, it can automatically set the Parse.rc value to SQLITE_NOMEM. This
avoids a frequent extra test of db.mallocFailed in

Give the sqlite3 object a pointer to the current Parse so that if an OOM
occurs, it can automatically set the Parse.rc value to SQLITE_NOMEM. This
avoids a frequent extra test of db.mallocFailed in the innermost parser loop.

FossilOrigin-Name: 5c6638040b3017c6be016441422d965a3ca00dd6ae1f78cadc0b54562978f64e

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Fix harmless compiler warning.

FossilOrigin-Name: dddda685f3443d8a38901f758543fcde73d7b8cfe72b0ad5f419cd7459343bf5

Improvements to "PRAGMA parser_trace=ON": Make it a flag pragma, and then
use the flag to show the complete SQL text at the beginning of the parse.

FossilOrigin-Name: 507c43537f00d089efb3c3020fb6e82

Improvements to "PRAGMA parser_trace=ON": Make it a flag pragma, and then
use the flag to show the complete SQL text at the beginning of the parse.

FossilOrigin-Name: 507c43537f00d089efb3c3020fb6e826e8f89f3efa2caaa12c5309d35dd0c22e

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Further refinements to the sqlite3_normalized_sql() interface. TH3 now
gives 100% MC/DC on that interface.

FossilOrigin-Name: c96bf6cca220e363b099455ce35195ce7e89d374a52dc787f56e7b11e587bced

Fix issues with the new normalizer.

FossilOrigin-Name: 057d7d40c56b7416a59a79cb627b2b3e5837eca2d6dbcb50127baaadf1941f51

Refactor the sqlite3_normalized_sql() implementation. This is a
work-in-progress. There are still issues.

FossilOrigin-Name: a4c890b0af9786295e6df05022009d8946550adb873535c610be805c2b7a4083

Add the sqlite3_normalized_sql() API.

FossilOrigin-Name: 592b66e8058dd03a056a036e2606247c9efdb06d15eebe9bcc455f7f55e30ae6

Extend RENAME TABLE to edit triggers and views. Still buggy.

FossilOrigin-Name: 01308bae3acf33f78b5bb90892085eab340df093aafc17e6ccf6a7d6cf324897

Additional fixes for harmless compiler warnings that are specific to this
branch.

FossilOrigin-Name: 9d8e73bf71e996b810959ffc0e60de69b5e8ca3301df52f9c35d5e9075921798