SQLite: Check-in [d7ec7b59]

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Overview

Comment:	Help the parser run faster by avoiding the "explain ::= ." production.
Downloads:	Tarball \| ZIP archive \| SQL archive
Timelines:	family \| ancestors \| descendants \| both \| trunk
Files:	files \| file ages \| folders
SHA3-256:	d7ec7b5970df9e542401f8299e098a5039d1875e2e3383dad06a0ec998589b6e
User & Date:	drh 2018-04-11 17:10:54

Context

2018-04-13
16:23		Remove an always-true branch from the preupdate hook logic. check-in: 0ab45188 user: drh tags: trunk
2018-04-12
12:25		Merge changes from trunk. check-in: 9f6f1180 user: drh tags: upsert
2018-04-11
17:10		Help the parser run faster by avoiding the "explain ::= ." production. check-in: d7ec7b59 user: drh tags: trunk
16:04		Prohibit bound parameters in the arguments to table-valued functions within a trigger. Problem discovered by OSSFuzz. check-in: b7178209 user: drh tags: trunk

Changes

Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/parse.y.

} // end %include

// Input is a single SQL command
input ::= cmdlist.
cmdlist ::= cmdlist ecmd.
cmdlist ::= ecmd.
ecmd ::= SEMI.
ecmd ::= explain cmdx SEMI.
explain ::= .
%ifndef SQLITE_OMIT_EXPLAIN
explain ::= EXPLAIN.              { pParse->explain = 1; }
explain ::= EXPLAIN QUERY PLAN.   { pParse->explain = 2; }
%endif  SQLITE_OMIT_EXPLAIN
cmdx ::= cmd.           { sqlite3FinishCoding(pParse); }

///////////////////// Begin and end transactions. ////////////////////////////
//








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} // end %include

// Input is a single SQL command
input ::= cmdlist.
cmdlist ::= cmdlist ecmd.
cmdlist ::= ecmd.
ecmd ::= SEMI.
ecmd ::= cmdx SEMI.
%ifndef SQLITE_OMIT_EXPLAIN
ecmd ::= explain cmdx.
explain ::= EXPLAIN.              { pParse->explain = 1; }
explain ::= EXPLAIN QUERY PLAN.   { pParse->explain = 2; }
%endif  SQLITE_OMIT_EXPLAIN
cmdx ::= cmd.           { sqlite3FinishCoding(pParse); }

///////////////////// Begin and end transactions. ////////////////////////////
//