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Update docs for sqlite3_snapshot_get().

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dan
2024-10-02 11:11:00 +00:00
parent d0720eee5e
commit f9d1141a3b
3 changed files with 15 additions and 10 deletions
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C When\spossible,\savoid\staking\swal\sfile\sread-lock\s0\sin\ssqlite3_snapshot_get(). C Update\sdocs\sfor\ssqlite3_snapshot_get().
D 2024-09-26T18:02:17.495 D 2024-10-02T11:11:00.069
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F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -769,7 +769,7 @@ F src/resolve.c 9750a281f7ba073b4e6da2be1a6c4071f5d841a7746c5fb3f70d6d793b6675ea
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F src/sqlite.h.in 77f55bd1978a04a14db211732f0a609077cf60ba4ccf9baf39988f508945419c F src/sqlite.h.in 496f927cf2a687f313c6ac41c03e46f45c8f91c84d8f3ff6607aa9f2794e2ec3
F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
F src/sqlite3ext.h 3f046c04ea3595d6bfda99b781926b17e672fd6d27da2ba6d8d8fc39981dcb54 F src/sqlite3ext.h 3f046c04ea3595d6bfda99b781926b17e672fd6d27da2ba6d8d8fc39981dcb54
F src/sqliteInt.h 5978cbb11becc3ce6471015d770d95f694ece06336c496f691df1b02460e9cd5 F src/sqliteInt.h 5978cbb11becc3ce6471015d770d95f694ece06336c496f691df1b02460e9cd5
@@ -2213,11 +2213,8 @@ F vsixtest/vsixtest.tcl 6195aba1f12a5e10efc2b8c0009532167be5e301abe5b31385638080
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T *branch * snapshot_get-locking
T *sym-snapshot_get-locking *
T -sym-trunk *
U dan U dan
Z 2b5e37766517d26ed8f4d4495c7d929b Z 068c609e961149f2eac59f5d7b1ce4b0
# Remove this line to create a well-formed Fossil manifest. # Remove this line to create a well-formed Fossil manifest.

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src/sqlite.h.in
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@@ -10539,6 +10539,14 @@ typedef struct sqlite3_snapshot {
** If there is not already a read-transaction open on schema S when ** If there is not already a read-transaction open on schema S when
** this function is called, one is opened automatically. ** this function is called, one is opened automatically.
** **
** If a read-transaction is opened by this function, then it is guaranteed
** that the returned snapshot object may not be invalidated by a database
** writer or checkpointer until after the read-transaction is closed. This
** is not guaranteed if a read-transaction is already open when this
** function is called. In that case, any subsequent write or checkpoint
** operation on the database may invalidate the returned snapshot handle,
** even while the read-transaction remains open.
**
** The following must be true for this function to succeed. If any of ** The following must be true for this function to succeed. If any of
** the following statements are false when sqlite3_snapshot_get() is ** the following statements are false when sqlite3_snapshot_get() is
** called, SQLITE_ERROR is returned. The final value of *P is undefined ** called, SQLITE_ERROR is returned. The final value of *P is undefined