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path: root/src/backend/utils/adt/json.c
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Diffstat (limited to 'src/backend/utils/adt/json.c')
-rw-r--r--src/backend/utils/adt/json.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/src/backend/utils/adt/json.c b/src/backend/utils/adt/json.c
index 0778d8dec92..507c1c22b71 100644
--- a/src/backend/utils/adt/json.c
+++ b/src/backend/utils/adt/json.c
@@ -188,7 +188,7 @@ datum_to_json_internal(Datum val, bool is_null, StringInfo result,
if (is_null)
{
- appendStringInfoString(result, "null");
+ appendBinaryStringInfo(result, "null", strlen("null"));
return;
}
@@ -210,11 +210,14 @@ datum_to_json_internal(Datum val, bool is_null, StringInfo result,
composite_to_json(val, result, false);
break;
case JSONTYPE_BOOL:
- outputstr = DatumGetBool(val) ? "true" : "false";
if (key_scalar)
- escape_json(result, outputstr);
+ appendStringInfoChar(result, '"');
+ if (DatumGetBool(val))
+ appendBinaryStringInfo(result, "true", strlen("true"));
else
- appendStringInfoString(result, outputstr);
+ appendBinaryStringInfo(result, "false", strlen("false"));
+ if (key_scalar)
+ appendStringInfoChar(result, '"');
break;
case JSONTYPE_NUMERIC:
outputstr = OidOutputFunctionCall(outfuncoid, val);
@@ -277,9 +280,8 @@ datum_to_json_internal(Datum val, bool is_null, StringInfo result,
case JSONTYPE_CAST:
/* outfuncoid refers to a cast function, not an output function */
jsontext = DatumGetTextPP(OidFunctionCall1(outfuncoid, val));
- outputstr = text_to_cstring(jsontext);
- appendStringInfoString(result, outputstr);
- pfree(outputstr);
+ appendBinaryStringInfo(result, VARDATA_ANY(jsontext),
+ VARSIZE_ANY_EXHDR(jsontext));
pfree(jsontext);
break;
default: