ó ÃÌ4]c@swdZddlZddlmZddlmZddlmZddlmZejd d ƒZejd ƒZ ejd ƒZ ejd ƒZ d„Z d„Z eedd„Zd„Zd„Zd„Zd„Zd„Zedd„Zedd„Zdejfd„ƒYZd„Zd„Zd„Zd„Zd„Zd„Z d „Z!d!„Z"d"„Z#d#„Z$dS($siFunctions used by compiler.py to determine the parameters rendered within INSERT and UPDATE statements. iÿÿÿÿNi(tdml(telementsi(texc(tutiltREQUIREDs1 Placeholder for the value within a :class:`.BindParameter` which is required to be present when the statement is passed to :meth:`.Connection.execute`. This symbol is typically used when a :func:`.expression.insert` or :func:`.expression.update` statement is compiled without parameter values present. tISINSERTtISUPDATEtISDELETEcKs÷|j}|j}|j}|p?|p?|p?t|jƒdk}|tkrct|_t|_nB|tkr„t|_t|_n!|t kr¥|s¥t|_q¥nz&|ttfkrÊt |||SWd|rò||_||_||_nXdS(Ni( tisinserttisupdatetisdeletetlentstackRtFalsetTrueRRt_get_crud_params(tcompilertstmttlocal_stmt_typetkwtrestore_isinserttrestore_isupdatetrestore_isdeletetshould_restore((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt_setup_crud_params's*            c sCg|_g|_g|_g|_|jdkrw|jdkrwg|jjD]$}|t ||ddt ƒf^qOS|j r|jd‰n |j‰t ||ƒ\‰}}|jdkrÉi}n"t ‡‡fd†|jDƒƒ}g}ˆdk rt||ˆˆ||ƒni}|jrY|jrYˆrYt||ˆ|||||ƒn|jr|jrt||||ˆ||||ƒ n"t||||ˆ||||ƒ |rˆrt|ƒj‡fd†ˆDƒƒj|ƒ} | rtjddjd„| Dƒƒƒ‚qn|j r?t||||ƒ}n|S( sPcreate a set of tuples representing column/string pairs for use in an INSERT or UPDATE statement. Also generates the Compiled object's postfetch, prefetch, and returning column collections, used for default handling and ultimately populating the ResultProxy's prefetch_cols() and postfetch_cols() collections. trequiredic3s4|]*}ˆ s|ˆkrˆ|ƒtfVqdS(N(R(t.0tkey(t_column_as_keytstmt_parameters(sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pys rsc3s|]}ˆ|ƒVqdS(N((Rtk(R(sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pys «ssUnconsumed column names: %ss, css|]}d|VqdS(s%sN((Rtc((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pys ±sN(t postfetchtinsert_prefetchtupdate_prefetcht returningt column_keystNonet parametersttabletcolumnst_create_bind_paramRt_has_multi_parameterst_key_getters_for_crud_columntdictt_get_stmt_parameters_paramsR t _extra_fromst_get_multitable_paramsRt select_namest_scan_insert_from_select_colst _scan_colstsett intersectiont differenceRt CompileErrortjoint_extend_values_for_multiparams( RRRRt_getattr_col_keyt_col_bind_nameR&tvaluest check_columnstcheck((RRsF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRFs~    2         # cKsa|dkr|j}ntj||d|jd|ƒ}t|_|r]|j||}n|S(Nttype_R(R%RRt BindParameterttypeRt_is_crudt_compiler_dispatch(RtcoltvaluetprocessRtnameRt bindparam((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR)ºs   csz|jrQ|jrQt|jƒ‰‡fd†}‡fd†}‡fd†}ntj}tjdƒ}}|||fS(NcsEtj|ƒ}t|dƒr=|jˆkr=|jj|fS|SdS(NR'(RRthasattrR'RF(Rtstr_key(t_et(sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRÒscs-|jˆkr"|jj|jfS|jSdS(N(R'RFR(RC(RJ(sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR9Ùscs1|jˆkr&d|jj|jfS|jSdS(Ns%s_%s(R'RFR(RC(RJ(sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR:ßsR(R R.R3RRtoperatort attrgetter(RRRR9R:((RJsF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR+Ès c Csst||ƒ\} } } } g|jD]} |jj|| ƒ^q%}|j|_g}|jr­t|ƒ}x<|jjD]+}||kr{|j r{|j |ƒq{q{Wnxk|D]c}||ƒ}||kr||kr|j |ƒ|j |dfƒq´t |||||ƒq´W|ro|j|ƒ|jjƒ|_t|jjƒtd„|Dƒƒ|j_ndS(Ncss|]\}}|VqdS(N((RRCtexpr((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pys s(t_get_returning_modifiersR0R'Rtselectt_insert_from_selectt#include_insert_from_select_defaultsR3R(tdefaulttappendtpopR%t&_append_param_insert_select_hasdefaulttextendt _generatettuplet _raw_columns(RRR&R9RR:R<R;Rtneed_pkstimplicit_returningtimplicit_return_defaultstpostfetch_lastrowidRFtcolstadd_select_colstcol_setRCRtcol_key((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR1ìs,,        c  Cs}t||ƒ\} } } } |jr¤g|jD]} || ƒ^q.}t|ƒ}g|D]} |jj| ^qYg|jjD]}|j|kr|^q}n |jj}xÆ|D]¾}||ƒ}||kr ||kr t||||||| | ||ƒ q·|jrP|j rx| rx| s@| s@||jj k rx| r_t |||||ƒqMt |||||ƒqu|j dk r£t|||| ||ƒqu|jdk rö| r×|| kr×|jj|ƒqM|j sM|jj|ƒqMqu| r|| kr|jj|ƒqu|j ru||jj k ru|j rut|ƒquq·|jr·t|||| ||ƒq·q·WdS(N(RNt_parameter_orderingR3R'RRR(t_append_param_parameterRt primary_keyt_autoincrement_columnt!_append_param_insert_pk_returningt_append_param_insert_pkRRR%t_append_param_insert_hasdefaulttserver_defaultR#RSR tnullablet"_warn_pk_with_no_anticipated_valueR t_append_param_update(RRR&R9RR:R<R;RRZR[R\R]Rtparameter_orderingt ordered_keysRR^Ra((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR2s` "  2          c Csb|j|ƒ} tj| ƒrgt||| d| tkd|jsN||ƒn d||ƒ| } nät| tjƒr | jj r | j ƒ} |j| _n|j rÚ|rÚ|j j |ƒ|j| jƒ| } nq|r||kr|j j |ƒ|j| jƒ| } n4|j s3|jj |ƒn|j| jƒ| } |j || fƒdS(NRRFs%s_m0(RTRt _is_literalR)RR*t isinstanceR?R@t_isnullt_cloneRdR#RSREt self_groupR ( RRRRaR&R:R[R\R;RRD((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRcxs.      cCs6|jdk rè|jjr|jjrl|jj sA|jj rl|j|j|}|j||fƒn|j j|ƒq2|jj rÉ|j||j|jj j ƒ|fƒ|j j|ƒq2|j|t ||ƒfƒnJ||jjks |jdk r|j j|ƒn|js2t|ƒndS(sÙCreate a primary key expression in the INSERT statement and possibly a RETURNING clause for it. If the column has a Python-side default, we will create a bound parameter for it and "pre-execute" the Python function. If the column has a SQL expression default, or is a sequence, we will add it directly into the INSERT statement and add a RETURNING element to get the new value. If the column has a server side default or is marked as the "autoincrement" column, we will add a RETRUNING element to get at the value. If all the above tests fail, that indicates a primary key column with no noted default generation capabilities that has no parameter passed; raise an exception. N(RRR%t is_sequencetdialecttsupports_sequencestoptionaltsequences_optionalRERSR#tis_clause_elementtargRst"_create_insert_prefetch_bind_paramR'ReRiRjRk(RRRR;Rtproc((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRf¦s"     %! cCs2t||dd|d|ƒ}|jj|ƒ|S(NRERF(R)R%R!RS(RRRERFtparam((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR{ÏscCs2t||dd|d|ƒ}|jj|ƒ|S(NRERF(R)R%R"RS(RRRERFR}((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt"_create_update_prefetch_bind_paramÕst_multiparam_columncBs eZeZd„Zd„ZRS(cCsH||_d|j|df|_||_|j|_|j|_dS(Ns%s_m%di(tindexRtoriginalRRR@(tselfRR€((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt__init__Þs    cCs1t|tƒo0|j|jko0|j|jkS(N(RpRRR(R‚tother((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt__eq__ås(t__name__t __module__Rt_is_multiparam_columnRƒR…(((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRÛs cCs†|jstjd|ƒ‚nc|jjrG|j|jjjƒ|St||ƒ}t|t j ƒrut ||ƒSt ||ƒSdS(NsINSERT value for column %s is explicitly rendered as a boundparameter in the VALUES clause; a Python-side value or SQL expression is required( RRRR6RyRERzRsRRpRtInsertR{R~(RRRR€RRC((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt _process_multiparam_default_bindís    cCsª|jdk r(|jj sR|jjsR||jjkrq|jjsR|jjrq|j|t ||ƒfƒn5|jdkr¦|j dkr¦|j r¦t |ƒndS(s±Create a bound parameter in the INSERT statement to receive a 'prefetched' default value. The 'prefetched' value indicates that we are to invoke a Python-side default function or expliclt SQL expression before the INSERT statement proceeds, so that we have a primary key value available. if the column has no noted default generation capabilities, it has no value passed in either; raise an exception. N( RRR%RtRuRvR'Ret"preexecute_autoincrement_sequencesRSR{RiRjRk(RRRR;R((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRgÿs    (cCsB|jjr¡|jjr>|jj s2|jj r>|j|j|}|j||fƒ|r||kr|jj|ƒqž|j sž|j j|ƒqžq>n|jj r"|j|jj j ƒ|}|j||fƒ|r||kr|jj|ƒq>|j s>|j j|ƒq>n|j|t||ƒfƒdS(N(RRRtRuRvRwRxRERSR#RdR RyRzRsR{(RRRR\R;RR|((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRh$s"     cCs´|jjrZ|jjr°|jj s2|jj r°|j}|j||jƒfƒq°nV|jjrŽ|jj j ƒ}|j||fƒn"|j|t ||dt ƒfƒdS(NRE( RRRtRuRvRwRxRSt next_valueRyRzRsR{R (RRRR;RR|((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRU?s    cCs)|jdk rª|jj rª|jjr‹|j||j|jjjƒ|fƒ|rx||krx|jj|ƒq§|j j|ƒq%|j|t ||ƒfƒn{|j dk rñ|rÞ||krÞ|jj|ƒq%|j j|ƒn4|r%|j t k r%||kr%|jj|ƒndS(N(tonupdateR%RtRyRSRERzRsR#R R~tserver_onupdatet_return_defaultsR(RRRR\R;R((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRlPs  % c Csètd„|jƒDƒƒ}tƒ} xÒ|jD]Ç} x¾| jD]³} | |kr?| j| ƒ| ||| ƒ<|| } tj| ƒr´t|| | d| t kd|| ƒƒ} n(|j j | ƒ|j | j ƒ|} |j | | fƒq?q?Wq/Wxç| D]ß} xÖ| jD]Ë} | |kr)qq| jdk rº| jj rº| jjr|j | |j | jjj ƒ|fƒ|j j | ƒqÜ|j | t|| d|| ƒƒfƒq| jdk r|j j | ƒqqWqWdS(Ncss*|] \}}tj|ƒ|fVqdS(N(Rt_clause_element_as_expr(RRR}((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pys xsRRF(R,titemsR3R.RtaddRRoR)RR RSRERsRR%RtRyRzR~RŽ( RRRR<R:R9R;Rtnormalized_paramstaffected_tablesttRRD((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR/lsJ         c Cs'|}|g}xt|jdƒD]ü\}}g}xÚ|D]Ò\}} ||ksc|j|krã||kru|n|j} tj|| ƒrÄt|||| dd|j|df|} qû|j|| jƒ|} nt|||||ƒ} |j || fƒq<W|j |ƒq#W|S(NiRFs%s_m%d( t enumerateR&RRRoR)RERsRŠRS( RRR;Rtvalues_0titrowt extensionRCR}Rt new_param((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR8¬s(    c Cs°x©|jƒD]›\}}||ƒ}|dk rD|j||ƒq tj|ƒr}|jtjd|d|jƒ|}n|j|jƒ|}|j ||fƒq WdS(NR>( R‘R%t setdefaultRRoRER?R@RsRS( RR&RRR;RRtvtcolkey((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyR-Ìs  $cCsñ|jo$|j o$|j o$|j }|oB|jjoB|jj}|jr`|oZ|j}n3|jr|jjo‡|jjo‡|j}nt }|rÏ|jt kr½t |jj ƒ}qÏt |jƒ}n|oÞ|jj }||||fS(N(Rtinlinet _returningR*RuR[R'RR R RR3RR](RRRZR[R\R]((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRNás.           cCsXd|jj|j|jjf}t|jjƒdkrG|d7}ntj|ƒdS(NsColumn '%s.%s' is marked as a member of the primary key for table '%s', but has no Python-side or server-side default generator indicated, nor does it indicate 'autoincrement=True' or 'nullable=True', and no explicit value is passed. Primary key columns typically may not store NULL.is0 Note that as of SQLAlchemy 1.1, 'autoincrement=True' must be indicated explicitly for composite (e.g. multicolumn) primary keys if AUTO_INCREMENT/SERIAL/IDENTITY behavior is expected for one of the columns in the primary key. CREATE TABLE statements are impacted by this change as well on most backends.(R'tfullnameRFR RdRtwarn(Rtmsg((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyRk s  (%t__doc__RKtRRRRtsymbolRRRRRRRR R%R)R+R1R2RcRfR{R~t ColumnElementRRŠRgRhRURlR/R8R-RNRk(((sF/opt/alt/python27/lib64/python2.7/site-packages/sqlalchemy/sql/crud.pyt s@    u $ 0 \ . )  %    @  +