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Diffstat (limited to 'vendor/github.com/jackc/pgx/v5/internal/stmtcache/stmtcache.go')
-rw-r--r--vendor/github.com/jackc/pgx/v5/internal/stmtcache/stmtcache.go45
1 files changed, 0 insertions, 45 deletions
diff --git a/vendor/github.com/jackc/pgx/v5/internal/stmtcache/stmtcache.go b/vendor/github.com/jackc/pgx/v5/internal/stmtcache/stmtcache.go
deleted file mode 100644
index d57bdd29e..000000000
--- a/vendor/github.com/jackc/pgx/v5/internal/stmtcache/stmtcache.go
+++ /dev/null
@@ -1,45 +0,0 @@
-// Package stmtcache is a cache for statement descriptions.
-package stmtcache
-
-import (
- "crypto/sha256"
- "encoding/hex"
-
- "github.com/jackc/pgx/v5/pgconn"
-)
-
-// StatementName returns a statement name that will be stable for sql across multiple connections and program
-// executions.
-func StatementName(sql string) string {
- digest := sha256.Sum256([]byte(sql))
- return "stmtcache_" + hex.EncodeToString(digest[0:24])
-}
-
-// Cache caches statement descriptions.
-type Cache interface {
- // Get returns the statement description for sql. Returns nil if not found.
- Get(sql string) *pgconn.StatementDescription
-
- // Put stores sd in the cache. Put panics if sd.SQL is "". Put does nothing if sd.SQL already exists in the cache.
- Put(sd *pgconn.StatementDescription)
-
- // Invalidate invalidates statement description identified by sql. Does nothing if not found.
- Invalidate(sql string)
-
- // InvalidateAll invalidates all statement descriptions.
- InvalidateAll()
-
- // GetInvalidated returns a slice of all statement descriptions invalidated since the last call to RemoveInvalidated.
- GetInvalidated() []*pgconn.StatementDescription
-
- // RemoveInvalidated removes all invalidated statement descriptions. No other calls to Cache must be made between a
- // call to GetInvalidated and RemoveInvalidated or RemoveInvalidated may remove statement descriptions that were
- // never seen by the call to GetInvalidated.
- RemoveInvalidated()
-
- // Len returns the number of cached prepared statement descriptions.
- Len() int
-
- // Cap returns the maximum number of cached prepared statement descriptions.
- Cap() int
-}