diff options
Diffstat (limited to 'src/backend/access/rmgrdesc/spgdesc.c')
| -rw-r--r-- | src/backend/access/rmgrdesc/spgdesc.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/backend/access/rmgrdesc/spgdesc.c b/src/backend/access/rmgrdesc/spgdesc.c new file mode 100644 index 0000000..0fefe38 --- /dev/null +++ b/src/backend/access/rmgrdesc/spgdesc.c @@ -0,0 +1,164 @@ +/*------------------------------------------------------------------------- + * + * spgdesc.c + * rmgr descriptor routines for access/spgist/spgxlog.c + * + * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * + * IDENTIFICATION + * src/backend/access/rmgrdesc/spgdesc.c + * + *------------------------------------------------------------------------- + */ +#include "postgres.h" + +#include "access/spgxlog.h" + +void +spg_desc(StringInfo buf, XLogReaderState *record) +{ + char *rec = XLogRecGetData(record); + uint8 info = XLogRecGetInfo(record) & ~XLR_INFO_MASK; + + switch (info) + { + case XLOG_SPGIST_ADD_LEAF: + { + spgxlogAddLeaf *xlrec = (spgxlogAddLeaf *) rec; + + appendStringInfo(buf, "off: %u, headoff: %u, parentoff: %u, nodeI: %u", + xlrec->offnumLeaf, xlrec->offnumHeadLeaf, + xlrec->offnumParent, xlrec->nodeI); + if (xlrec->newPage) + appendStringInfoString(buf, " (newpage)"); + if (xlrec->storesNulls) + appendStringInfoString(buf, " (nulls)"); + } + break; + case XLOG_SPGIST_MOVE_LEAFS: + { + spgxlogMoveLeafs *xlrec = (spgxlogMoveLeafs *) rec; + + appendStringInfo(buf, "nmoves: %u, parentoff: %u, nodeI: %u", + xlrec->nMoves, + xlrec->offnumParent, xlrec->nodeI); + if (xlrec->newPage) + appendStringInfoString(buf, " (newpage)"); + if (xlrec->replaceDead) + appendStringInfoString(buf, " (replacedead)"); + if (xlrec->storesNulls) + appendStringInfoString(buf, " (nulls)"); + } + break; + case XLOG_SPGIST_ADD_NODE: + { + spgxlogAddNode *xlrec = (spgxlogAddNode *) rec; + + appendStringInfo(buf, "off: %u, newoff: %u, parentBlk: %d, " + "parentoff: %u, nodeI: %u", + xlrec->offnum, + xlrec->offnumNew, + xlrec->parentBlk, + xlrec->offnumParent, + xlrec->nodeI); + if (xlrec->newPage) + appendStringInfoString(buf, " (newpage)"); + } + break; + case XLOG_SPGIST_SPLIT_TUPLE: + { + spgxlogSplitTuple *xlrec = (spgxlogSplitTuple *) rec; + + appendStringInfo(buf, "prefixoff: %u, postfixoff: %u", + xlrec->offnumPrefix, + xlrec->offnumPostfix); + if (xlrec->newPage) + appendStringInfoString(buf, " (newpage)"); + if (xlrec->postfixBlkSame) + appendStringInfoString(buf, " (same)"); + } + break; + case XLOG_SPGIST_PICKSPLIT: + { + spgxlogPickSplit *xlrec = (spgxlogPickSplit *) rec; + + appendStringInfo(buf, "ndelete: %u, ninsert: %u, inneroff: %u, " + "parentoff: %u, nodeI: %u", + xlrec->nDelete, xlrec->nInsert, + xlrec->offnumInner, + xlrec->offnumParent, xlrec->nodeI); + if (xlrec->innerIsParent) + appendStringInfoString(buf, " (innerIsParent)"); + if (xlrec->storesNulls) + appendStringInfoString(buf, " (nulls)"); + if (xlrec->isRootSplit) + appendStringInfoString(buf, " (isRootSplit)"); + } + break; + case XLOG_SPGIST_VACUUM_LEAF: + { + spgxlogVacuumLeaf *xlrec = (spgxlogVacuumLeaf *) rec; + + appendStringInfo(buf, "ndead: %u, nplaceholder: %u, nmove: %u, nchain: %u", + xlrec->nDead, xlrec->nPlaceholder, + xlrec->nMove, xlrec->nChain); + } + break; + case XLOG_SPGIST_VACUUM_ROOT: + { + spgxlogVacuumRoot *xlrec = (spgxlogVacuumRoot *) rec; + + appendStringInfo(buf, "ndelete: %u", + xlrec->nDelete); + } + break; + case XLOG_SPGIST_VACUUM_REDIRECT: + { + spgxlogVacuumRedirect *xlrec = (spgxlogVacuumRedirect *) rec; + + appendStringInfo(buf, "ntoplaceholder: %u, firstplaceholder: %u, newestredirectxid: %u", + xlrec->nToPlaceholder, + xlrec->firstPlaceholder, + xlrec->newestRedirectXid); + } + break; + } +} + +const char * +spg_identify(uint8 info) +{ + const char *id = NULL; + + switch (info & ~XLR_INFO_MASK) + { + case XLOG_SPGIST_ADD_LEAF: + id = "ADD_LEAF"; + break; + case XLOG_SPGIST_MOVE_LEAFS: + id = "MOVE_LEAFS"; + break; + case XLOG_SPGIST_ADD_NODE: + id = "ADD_NODE"; + break; + case XLOG_SPGIST_SPLIT_TUPLE: + id = "SPLIT_TUPLE"; + break; + case XLOG_SPGIST_PICKSPLIT: + id = "PICKSPLIT"; + break; + case XLOG_SPGIST_VACUUM_LEAF: + id = "VACUUM_LEAF"; + break; + case XLOG_SPGIST_VACUUM_ROOT: + id = "VACUUM_ROOT"; + break; + case XLOG_SPGIST_VACUUM_REDIRECT: + id = "VACUUM_REDIRECT"; + break; + } + + return id; +} |