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Make CREATE/ALTER FUNCTION support NOT LEAKPROOF.

Because it isn't good to be able to turn things on, and not off again.

1 parentd845fd6 commit73a4b99Copy full SHA for 73a4b99

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3 files changed

+35

-21

lines changed

doc/src/sgml/ref
- alter_function.sgml
- create_function.sgml
src/backend/parser
- gram.y

3 files changed

+35

-21

lines changed

`‎doc/src/sgml/ref/alter_function.sgml`

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -33,7 +33,7 @@ ALTER FUNCTION <replaceable>name</replaceable> ( [ [ <replaceable class="paramet`
`33`	`33`	`<phrase>where <replaceable class="PARAMETER">action</replaceable> is one of:</phrase>`
`34`	`34`
`35`	`35`	`CALLED ON NULL INPUT \| RETURNS NULL ON NULL INPUT \| STRICT`
`36`		`- IMMUTABLE \| STABLE \| VOLATILE \| LEAKPROOF`
	`36`	`+ IMMUTABLE \| STABLE \| VOLATILE \|[ NOT ]LEAKPROOF`
`37`	`37`	`[ EXTERNAL ] SECURITY INVOKER \| [ EXTERNAL ] SECURITY DEFINER`
`38`	`38`	`COST <replaceable class="parameter">execution_cost</replaceable>`
`39`	`39`	`ROWS <replaceable class="parameter">result_rows</replaceable>`

`‎doc/src/sgml/ref/create_function.sgml`

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,7 @@ CREATE [ OR REPLACE ] FUNCTION`
`26`	`26`	`\| RETURNS TABLE ( <replaceable class="parameter">column_name</replaceable> <replaceable class="parameter">column_type</replaceable> [, ...] ) ]`
`27`	`27`	`{ LANGUAGE <replaceable class="parameter">lang_name</replaceable>`
`28`	`28`	`\| WINDOW`
`29`		`- \| IMMUTABLE \| STABLE \| VOLATILE \| LEAKPROOF`
	`29`	`+ \| IMMUTABLE \| STABLE \| VOLATILE \|[ NOT ]LEAKPROOF`
`30`	`30`	`\| CALLED ON NULL INPUT \| RETURNS NULL ON NULL INPUT \| STRICT`
`31`	`31`	`\| [ EXTERNAL ] SECURITY INVOKER \| [ EXTERNAL ] SECURITY DEFINER`
`32`	`32`	`\| COST <replaceable class="parameter">execution_cost</replaceable>`

`‎src/backend/parser/gram.y`

Lines changed: 33 additions & 19 deletions

Original file line number	Diff line number	Diff line change
`@@ -370,7 +370,7 @@ static void processCASbits(int cas_bits, int location, const char *constrType,`
`370`	`370`
`371`	`371`	`%type<istmt>insert_rest`
`372`	`372`
`373`		`-%type<vsetstmt>set_restSetResetClause`
	`373`	`+%type<vsetstmt>set_restset_rest_moreSetResetClauseFunctionSetResetClause`
`374`	`374`
`375`	`375`	`%type<node>TableElementTypedTableElementConstraintElemTableFuncElement`
`376`	`376`	`ForeignTableElement`
`@@ -1227,7 +1227,27 @@ VariableSetStmt:`
`1227`	`1227`	`}`
`1228`	`1228`	`;`
`1229`	`1229`
`1230`		`-set_rest:/* Generic SET syntaxes:*/`
	`1230`	`+set_rest:`
	`1231`	`+TRANSACTIONtransaction_mode_list`
	`1232`	`+{`
	`1233`	`+VariableSetStmt *n = makeNode(VariableSetStmt);`
	`1234`	`+n->kind = VAR_SET_MULTI;`
	`1235`	`+n->name ="TRANSACTION";`
	`1236`	`+n->args =$2;`
	`1237`	`+$$ = n;`
	`1238`	`+}`
	`1239`	`+\|SESSIONCHARACTERISTICSASTRANSACTIONtransaction_mode_list`
	`1240`	`+{`
	`1241`	`+VariableSetStmt *n = makeNode(VariableSetStmt);`
	`1242`	`+n->kind = VAR_SET_MULTI;`
	`1243`	`+n->name ="SESSION CHARACTERISTICS";`
	`1244`	`+n->args =$5;`
	`1245`	`+$$ = n;`
	`1246`	`+}`
	`1247`	`+\|set_rest_more`
	`1248`	`+;`
	`1249`	`+`
	`1250`	`+set_rest_more:/* Generic SET syntaxes:*/`
`1231`	`1251`	`var_nameTOvar_list`
`1232`	`1252`	`{`
`1233`	`1253`	`VariableSetStmt *n = makeNode(VariableSetStmt);`
`@@ -1277,22 +1297,6 @@ set_rest:/* Generic SET syntaxes: */`
`1277`	`1297`	`n->kind = VAR_SET_DEFAULT;`
`1278`	`1298`	`$$ = n;`
`1279`	`1299`	`}`
`1280`		`-\|TRANSACTIONtransaction_mode_list`
`1281`		`-{`
`1282`		`-VariableSetStmt *n = makeNode(VariableSetStmt);`
`1283`		`-n->kind = VAR_SET_MULTI;`
`1284`		`-n->name ="TRANSACTION";`
`1285`		`-n->args =$2;`
`1286`		`-$$ = n;`
`1287`		`-}`
`1288`		`-\|SESSIONCHARACTERISTICSASTRANSACTIONtransaction_mode_list`
`1289`		`-{`
`1290`		`-VariableSetStmt *n = makeNode(VariableSetStmt);`
`1291`		`-n->kind = VAR_SET_MULTI;`
`1292`		`-n->name ="SESSION CHARACTERISTICS";`
`1293`		`-n->args =$5;`
`1294`		`-$$ = n;`
`1295`		`-}`
`1296`	`1300`	`\|CATALOG_PSconst`
`1297`	`1301`	`{`
`1298`	`1302`	`ereport(ERROR,`
`@@ -1512,6 +1516,12 @@ SetResetClause:`
`1512`	`1516`	`\|VariableResetStmt{$$ = (VariableSetStmt *)$1; }`
`1513`	`1517`	`;`
`1514`	`1518`
	`1519`	`+/* SetResetClause allows SET or RESET without LOCAL*/`
	`1520`	`+FunctionSetResetClause:`
	`1521`	`+SETset_rest_more{$$ =$2; }`
	`1522`	`+\|VariableResetStmt{$$ = (VariableSetStmt *)$1; }`
	`1523`	`+;`
	`1524`	`+`
`1515`	`1525`
`1516`	`1526`	`VariableShowStmt:`
`1517`	`1527`	`SHOWvar_name`
`@@ -6119,6 +6129,10 @@ common_func_opt_item:`
`6119`	`6129`	`{`
`6120`	`6130`	`$$ = makeDefElem("leakproof", (Node *)makeInteger(TRUE));`
`6121`	`6131`	`}`
	`6132`	`+\|NOTLEAKPROOF`
	`6133`	`+{`
	`6134`	`+$$ = makeDefElem("leakproof", (Node *)makeInteger(FALSE));`
	`6135`	`+}`
`6122`	`6136`	`\|COSTNumericOnly`
`6123`	`6137`	`{`
`6124`	`6138`	`$$ = makeDefElem("cost", (Node *)$2);`
`@@ -6127,7 +6141,7 @@ common_func_opt_item:`
`6127`	`6141`	`{`
`6128`	`6142`	`$$ = makeDefElem("rows", (Node *)$2);`
`6129`	`6143`	`}`
`6130`		`-\|SetResetClause`
	`6144`	`+\|FunctionSetResetClause`
`6131`	`6145`	`{`
`6132`	`6146`	`/* we abuse the normal content of a DefElem here*/`
`6133`	`6147`	`$$ = makeDefElem("set", (Node *)$1);`

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Commit73a4b99

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3 files changed

3 files changed

`‎doc/src/sgml/ref/alter_function.sgml`

`‎doc/src/sgml/ref/create_function.sgml`

`‎src/backend/parser/gram.y`

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