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tryExec() with SqlQuery now takes "?" substitution parameters

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add tryExec() with SqlPrepared parameter

exec() with SqlQuery now expects "?" parameter substitution
This commit is contained in:
JamesP
2015-09-17 09:46:41 +10:00
committed by Dominik Picheta
parent 4e19106221
commit b2a48b0ed6
1 changed files with 11 additions and 5 deletions
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16
lib/impure/db_postgres.nim
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@@ -79,9 +79,17 @@ proc dbFormat(formatstr: SqlQuery, args: varargs[string]): string =
proc tryExec*(db: DbConn, query: SqlQuery,
args: varargs[string, `$`]): bool {.tags: [FReadDB, FWriteDb].} =
## tries to execute the query and returns true if successful, false otherwise.
var arr = allocCStringArray(args)
var res = pqexecParams(db, query.string, int32(args.len), nil, arr,
var res = pqexecParams(db, dbFormat(query, args), 0, nil, nil,
nil, nil, 0)
result = pqresultStatus(res) == PGRES_COMMAND_OK
pqclear(res)
proc tryExec*(db: DbConn, stmtName: SqlPrepared,
args: varargs[string, `$`]): bool {.tags: [FReadDB, FWriteDb].} =
## tries to execute the query and returns true if successful, false otherwise.
var arr = allocCStringArray(args)
var res = pqexecPrepared(db, stmtName.string, int32(args.len), arr,
nil, nil, 0)
deallocCStringArray(arr)
result = pqresultStatus(res) == PGRES_COMMAND_OK
pqclear(res)
@@ -89,10 +97,8 @@ proc tryExec*(db: DbConn, query: SqlQuery,
proc exec*(db: DbConn, query: SqlQuery, args: varargs[string, `$`]) {.
tags: [FReadDB, FWriteDb].} =
## executes the query and raises EDB if not successful.
var arr = allocCStringArray(args)
var res = pqexecParams(db, query.string, int32(args.len), nil, arr,
var res = pqexecParams(db, dbFormat(query, args), 0, nil, nil,
nil, nil, 0)
deallocCStringArray(arr)
if pqresultStatus(res) != PGRES_COMMAND_OK: dbError(db)
pqclear(res)