improve the db protocol and update sqlite to use it
parent
7954bc33bf
commit
2c1bad2254
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@ -12,30 +12,20 @@ C: <db> db ( handle -- obj )
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GENERIC: db-open ( db -- )
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GENERIC: db-open ( db -- )
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GENERIC: db-close ( db -- )
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GENERIC: db-close ( db -- )
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TUPLE: statement sql params handle bound? n max ;
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TUPLE: statement sql params handle bound? ;
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TUPLE: simple-statement ;
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TUPLE: simple-statement ;
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TUPLE: bound-statement ;
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TUPLE: prepared-statement ;
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TUPLE: prepared-statement ;
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TUPLE: prepared-bound-statement ;
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HOOK: <simple-statement> db ( str -- statement )
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HOOK: <simple-statement> db ( str -- statement )
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HOOK: <bound-statement> db ( str obj -- statement )
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HOOK: <prepared-statement> db ( str -- statement )
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HOOK: <prepared-statement> db ( str -- statement )
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HOOK: <prepared-bound-statement> db ( str obj -- statement )
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! TUPLE: result sql params handle n max ;
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GENERIC: #rows ( statement -- n )
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GENERIC: #columns ( statement -- n )
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GENERIC# row-column 1 ( statement n -- obj )
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GENERIC: advance-row ( statement -- ? )
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GENERIC: prepare-statement ( statement -- )
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GENERIC: prepare-statement ( statement -- )
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GENERIC: reset-statement ( statement -- )
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GENERIC: bind-statement* ( obj statement -- )
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GENERIC: bind-statement* ( obj statement -- )
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GENERIC: rebind-statement ( obj statement -- )
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GENERIC: rebind-statement ( obj statement -- )
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GENERIC: execute-statement ( statement -- )
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: bind-statement ( obj statement -- )
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: bind-statement ( obj statement -- )
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2dup dup statement-bound? [
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2dup dup statement-bound? [
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rebind-statement
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rebind-statement
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@ -45,7 +35,24 @@ GENERIC: rebind-statement ( obj statement -- )
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tuck set-statement-params
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tuck set-statement-params
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t swap set-statement-bound? ;
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t swap set-statement-bound? ;
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: sql-row ( statement -- seq )
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TUPLE: result-set sql params handle n max ;
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GENERIC: query-results ( query -- result-set )
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GENERIC: #rows ( result-set -- n )
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GENERIC: #columns ( result-set -- n )
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GENERIC# row-column 1 ( result-set n -- obj )
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GENERIC: advance-row ( result-set -- ? )
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: <result-set> ( query handle tuple -- result-set )
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>r >r { statement-sql statement-params } get-slots r>
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{
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set-result-set-sql
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set-result-set-params
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set-result-set-handle
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} result-set construct r> construct-delegate ;
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: sql-row ( result-set -- seq )
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dup #columns [ row-column ] with map ;
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dup #columns [ row-column ] with map ;
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: query-each ( statement quot -- )
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: query-each ( statement quot -- )
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@ -64,23 +71,20 @@ GENERIC: rebind-statement ( obj statement -- )
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[ db swap with-variable ] curry with-disposal
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[ db swap with-variable ] curry with-disposal
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] with-scope ;
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] with-scope ;
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: do-statement ( statement -- )
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: do-query ( query -- result-set )
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[ advance-row drop ] with-disposal ;
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query-results [ [ sql-row ] query-map ] with-disposal ;
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: do-query ( query -- rows )
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: do-bound-query ( obj query -- rows )
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[ [ sql-row ] query-map ] with-disposal ;
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[ bind-statement ] keep do-query ;
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: do-simple-query ( sql -- rows )
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: do-bound-command ( obj query -- rows )
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<simple-statement> do-query ;
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[ bind-statement ] keep execute-statement ;
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: do-bound-query ( sql obj -- rows )
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: sql-query ( sql -- rows )
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<bound-statement> do-query ;
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<simple-statement> [ do-query ] with-disposal ;
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: do-simple-command ( sql -- )
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: sql-command ( sql -- )
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<simple-statement> do-statement ;
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<simple-statement> [ execute-statement ] with-disposal ;
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: do-bound-command ( sql obj -- )
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<bound-statement> do-statement ;
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SYMBOL: in-transaction
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SYMBOL: in-transaction
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HOOK: begin-transaction db ( -- )
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HOOK: begin-transaction db ( -- )
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@ -38,32 +38,41 @@ M: postgresql-db dispose ( db -- )
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: with-postgresql ( host ust pass db quot -- )
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: with-postgresql ( host ust pass db quot -- )
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>r <postgresql-db> r> with-disposal ;
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>r <postgresql-db> r> with-disposal ;
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M: postgresql-statement #rows ( statement -- n )
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M: postgresql-result-set #rows ( statement -- n )
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statement-handle PQntuples ;
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statement-handle PQntuples ;
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M: postgresql-statement #columns ( statement -- n )
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M: postgresql-result-set #columns ( statement -- n )
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statement-handle PQnfields ;
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statement-handle PQnfields ;
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M: postgresql-statement row-column ( statement n -- obj )
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M: postgresql-result-set row-column ( statement n -- obj )
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>r dup statement-handle swap statement-n r> PQgetvalue ;
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>r dup statement-handle swap statement-n r> PQgetvalue ;
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: init-statement ( statement -- )
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dup statement-max [
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: init-result-set ( result-set -- )
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dup do-postgresql-statement over set-statement-handle
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dup result-set-max [
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dup #rows over set-statement-max
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dup do-postgresql-statement over set-result-set-handle
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-1 over set-statement-n
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dup #rows over set-result-set-max
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-1 over set-result-set-n
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] unless drop ;
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] unless drop ;
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: increment-n ( statement -- n )
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: increment-n ( result-set -- n )
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dup statement-n 1+ dup rot set-statement-n ;
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dup result-set-n 1+ dup rot set-result-set-n ;
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M: postgresql-result-set advance-row ( result-set -- ? )
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dup init-result-set
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dup increment-n swap result-set-max >= ;
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M: postgresql-statement advance-row ( statement -- ? )
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dup init-statement
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dup increment-n swap statement-max >= ;
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M: postgresql-statement dispose ( query -- )
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M: postgresql-statement dispose ( query -- )
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dup statement-handle PQclear
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dup statement-handle PQclear
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0 0 rot { set-statement-n set-statement-max } set-slots ;
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f swap set-statement-handle ;
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M: postgresql-result-set dispose ( result-set -- )
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dup result-set-handle PQclear
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0 0 f roll {
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set-statement-n set-statement-max set-statement-handle
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} set-slots ;
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M: postgresql-statement prepare-statement ( statement -- )
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M: postgresql-statement prepare-statement ( statement -- )
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[
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[
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@ -76,12 +85,6 @@ M: postgresql-db <simple-statement> ( sql -- statement )
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{ set-statement-sql } statement construct
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{ set-statement-sql } statement construct
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<postgresql-statement> ;
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<postgresql-statement> ;
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M: postgresql-db <bound-statement> ( sql array -- statement )
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{ set-statement-sql set-statement-params } statement construct
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<postgresql-statement> ;
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M: postgresql-db <prepared-statement> ( sql -- statement )
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M: postgresql-db <prepared-statement> ( sql -- statement )
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;
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{ set-statement-sql } statement construct
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<postgresql-statement> ;
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M: postgresql-db <prepared-bound-statement> ( sql seq -- statement )
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;
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@ -26,20 +26,27 @@ IN: temporary
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{ "John" "America" }
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{ "John" "America" }
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{ "Jane" "New Zealand" }
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{ "Jane" "New Zealand" }
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}
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}
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] [ test.db [ "select * from person" do-simple-query ] with-sqlite ] unit-test
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] [
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"extra/db/sqlite/test.db" resource-path [
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"select * from person" sql-query
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] with-sqlite
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] unit-test
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[
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[
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{ { "John" "America" } }
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{ { "John" "America" } }
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] [
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] [
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test.db [
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"extra/db/sqlite/test.db" resource-path [
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"select * from person where name = :name and country = :country"
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"select * from person where name = :name and country = :country"
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{ { ":name" "Jane" } { ":country" "New Zealand" } }
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<simple-statement> [
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<bound-statement> dup [ sql-row ] query-map
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{ { ":name" "Jane" } { ":country" "New Zealand" } }
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over do-bound-query
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{ { "Jane" "New Zealand" } } = [ "test fails" throw ] unless
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{ { "Jane" "New Zealand" } } =
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{ { ":name" "John" } { ":country" "America" } } over bind-statement
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[ "test fails" throw ] unless
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dup [ sql-row ] query-map swap dispose
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{ { ":name" "John" } { ":country" "America" } }
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swap do-bound-query
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] with-disposal
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] with-sqlite
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] with-sqlite
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] unit-test
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] unit-test
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{ "1" "John" "America" }
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{ "1" "John" "America" }
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{ "2" "Jane" "New Zealand" }
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{ "2" "Jane" "New Zealand" }
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}
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}
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] [ test.db [ "select rowid, * from person" do-simple-query ] with-sqlite ] unit-test
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] [ test.db [ "select rowid, * from person" sql-query ] with-sqlite ] unit-test
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[
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[
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] [
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] [
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"extra/db/sqlite/test.db" resource-path [
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"extra/db/sqlite/test.db" resource-path [
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"insert into person(name, country) values('Jimmy', 'Canada')"
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"insert into person(name, country) values('Jimmy', 'Canada')"
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do-simple-command
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sql-command
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] with-sqlite
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] with-sqlite
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] unit-test
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] unit-test
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{ "2" "Jane" "New Zealand" }
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{ "2" "Jane" "New Zealand" }
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{ "3" "Jimmy" "Canada" }
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{ "3" "Jimmy" "Canada" }
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}
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}
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] [ test.db [ "select rowid, * from person" do-simple-query ] with-sqlite ] unit-test
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] [ test.db [ "select rowid, * from person" sql-query ] with-sqlite ] unit-test
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[
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[
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"extra/db/sqlite/test.db" resource-path [
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"extra/db/sqlite/test.db" resource-path [
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[
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[
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"insert into person(name, country) values('Jose', 'Mexico')" do-simple-command
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"insert into person(name, country) values('Jose', 'Mexico')" sql-command
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"insert into person(name, country) values('Jose', 'Mexico')" do-simple-command
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"insert into person(name, country) values('Jose', 'Mexico')" sql-command
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"oops" throw
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"oops" throw
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] with-transaction
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] with-transaction
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] with-sqlite
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] with-sqlite
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[ 3 ] [
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[ 3 ] [
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"extra/db/sqlite/test.db" resource-path [
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"extra/db/sqlite/test.db" resource-path [
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"select * from person" do-simple-query length
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"select * from person" sql-query length
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] with-sqlite
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] with-sqlite
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] unit-test
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] unit-test
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@ -86,14 +93,16 @@ IN: temporary
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] [
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] [
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"extra/db/sqlite/test.db" resource-path [
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"extra/db/sqlite/test.db" resource-path [
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[
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[
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"insert into person(name, country) values('Jose', 'Mexico')" do-simple-command
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"insert into person(name, country) values('Jose', 'Mexico')"
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"insert into person(name, country) values('Jose', 'Mexico')" do-simple-command
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sql-command
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"insert into person(name, country) values('Jose', 'Mexico')"
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sql-command
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] with-transaction
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] with-transaction
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] with-sqlite
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] with-sqlite
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] unit-test
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] unit-test
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[ 5 ] [
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[ 5 ] [
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"extra/db/sqlite/test.db" resource-path [
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"extra/db/sqlite/test.db" resource-path [
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"select * from person" do-simple-query length
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"select * from person" sql-query length
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] with-sqlite
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] with-sqlite
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] unit-test
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] unit-test
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@ -1,9 +1,9 @@
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! Copyright (C) 2005, 2008 Chris Double, Doug Coleman.
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! Copyright (C) 2005, 2008 Chris Double, Doug Coleman.
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! See http://factorcode.org/license.txt for BSD license.
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! See http://factorcode.org/license.txt for BSD license.
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USING: alien arrays assocs classes compiler db db.sql hashtables
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USING: alien arrays assocs classes compiler db db.sql
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io.files kernel math math.parser namespaces prettyprint sequences
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hashtables io.files kernel math math.parser namespaces
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strings sqlite.lib tuples alien.c-types continuations
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prettyprint sequences strings tuples alien.c-types
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db.sqlite.lib db.sqlite.ffi ;
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continuations db.sqlite.lib db.sqlite.ffi ;
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IN: db.sqlite
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IN: db.sqlite
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TUPLE: sqlite-db path ;
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TUPLE: sqlite-db path ;
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TUPLE: sqlite-statement ;
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TUPLE: sqlite-statement ;
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C: <sqlite-statement> sqlite-statement
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C: <sqlite-statement> sqlite-statement
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TUPLE: sqlite-result-set ;
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: <sqlite-result-set> ( query -- sqlite-result-set )
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dup statement-handle sqlite-result-set <result-set> ;
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M: sqlite-db <simple-statement> ( str -- obj )
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M: sqlite-db <simple-statement> ( str -- obj )
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<prepared-statement> ;
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<prepared-statement> ;
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M: sqlite-db <bound-statement> ( str -- obj )
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<prepared-bound-statement> ;
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M: sqlite-db <prepared-statement> ( str -- obj )
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M: sqlite-db <prepared-statement> ( str -- obj )
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db get db-handle over sqlite-prepare
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db get db-handle over sqlite-prepare
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{ set-statement-sql set-statement-handle } statement construct
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{ set-statement-sql set-statement-handle } statement construct
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<sqlite-statement> [ set-delegate ] keep ;
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<sqlite-statement> [ set-delegate ] keep ;
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M: sqlite-db <prepared-bound-statement> ( str assoc -- obj )
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swap <prepared-statement> tuck bind-statement ;
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M: sqlite-statement dispose ( statement -- )
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M: sqlite-statement dispose ( statement -- )
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statement-handle sqlite-finalize ;
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statement-handle sqlite-finalize ;
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M: sqlite-result-set dispose ( result-set -- )
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f swap set-result-set-handle ;
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M: sqlite-statement bind-statement* ( assoc statement -- )
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M: sqlite-statement bind-statement* ( assoc statement -- )
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statement-handle swap sqlite-bind-assoc ;
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statement-handle swap sqlite-bind-assoc ;
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M: sqlite-statement rebind-statement ( assoc statement -- )
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M: sqlite-statement rebind-statement ( assoc statement -- )
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dup reset-statement
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dup statement-handle sqlite-reset
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statement-handle swap sqlite-bind-assoc ;
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statement-handle swap sqlite-bind-assoc ;
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M: sqlite-statement #columns ( statement -- n )
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M: sqlite-statement execute-statement ( statement -- )
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statement-handle sqlite-#columns ;
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statement-handle sqlite-next drop ;
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M: sqlite-statement row-column ( statement n -- obj )
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M: sqlite-result-set #columns ( result-set -- n )
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>r statement-handle r> sqlite-column ;
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result-set-handle sqlite-#columns ;
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M: sqlite-statement advance-row ( statement -- ? )
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M: sqlite-result-set row-column ( result-set n -- obj )
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statement-handle sqlite-next ;
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>r result-set-handle r> sqlite-column ;
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M: sqlite-result-set advance-row ( result-set -- handle ? )
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result-set-handle sqlite-next ;
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M: sqlite-statement query-results ( query -- result-set )
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dup statement-handle sqlite-result-set <result-set> ;
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M: sqlite-statement reset-statement ( statement -- )
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statement-handle sqlite-reset ;
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M: sqlite-db begin-transaction ( -- )
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M: sqlite-db begin-transaction ( -- )
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"BEGIN" do-simple-command ;
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"BEGIN" sql-command ;
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M: sqlite-db commit-transaction ( -- )
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M: sqlite-db commit-transaction ( -- )
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"COMMIT" do-simple-command ;
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"COMMIT" sql-command ;
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M: sqlite-db rollback-transaction ( -- )
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M: sqlite-db rollback-transaction ( -- )
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"ROLLBACK" do-simple-command ;
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"ROLLBACK" sql-command ;
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Loading…
Reference in New Issue